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A

AbstractProcessor<K,V> - Class in org.apache.kafka.streams.processor
An abstract implementation of Processor that manages the ProcessorContext instance and provides default no-op implementation of AbstractProcessor.close().
AbstractProcessor() - Constructor for class org.apache.kafka.streams.processor.AbstractProcessor
 
ACCEPTABLE_RECOVERY_LAG_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
acceptable.recovery.lag
accepts(StateStore) - Method in interface org.apache.kafka.streams.state.QueryableStoreType
Called when searching for StateStores to see if they match the type expected by implementors of this interface.
activeHost() - Method in class org.apache.kafka.streams.KeyQueryMetadata
Get the active Kafka Streams instance for given key.
activeTasks() - Method in class org.apache.kafka.streams.processor.ThreadMetadata
 
addGlobalStore(StoreBuilder<?>, String, String, Consumed<K, V>, String, ProcessorSupplier<K, V>) - Method in class org.apache.kafka.streams.StreamsBuilder
addGlobalStore(StoreBuilder<?>, String, Consumed<K, V>, ProcessorSupplier<K, V>) - Method in class org.apache.kafka.streams.StreamsBuilder
addGlobalStore(StoreBuilder<?>, String, Consumed<KIn, VIn>, ProcessorSupplier<KIn, VIn, Void, Void>) - Method in class org.apache.kafka.streams.StreamsBuilder
Adds a global StateStore to the topology.
addGlobalStore(StoreBuilder<?>, String, Deserializer<K>, Deserializer<V>, String, String, ProcessorSupplier<K, V>) - Method in class org.apache.kafka.streams.Topology
addGlobalStore(StoreBuilder<?>, String, TimestampExtractor, Deserializer<K>, Deserializer<V>, String, String, ProcessorSupplier<K, V>) - Method in class org.apache.kafka.streams.Topology
addGlobalStore(StoreBuilder<?>, String, Deserializer<KIn>, Deserializer<VIn>, String, String, ProcessorSupplier<KIn, VIn, Void, Void>) - Method in class org.apache.kafka.streams.Topology
Adds a global StateStore to the topology.
addGlobalStore(StoreBuilder<?>, String, TimestampExtractor, Deserializer<KIn>, Deserializer<VIn>, String, String, ProcessorSupplier<KIn, VIn, Void, Void>) - Method in class org.apache.kafka.streams.Topology
Adds a global StateStore to the topology.
addLatencyAndThroughputSensor(String, String, String, Sensor.RecordingLevel, String...) - Method in interface org.apache.kafka.streams.StreamsMetrics
Deprecated.
since 2.5. Use addLatencyRateTotalSensor() instead.
addLatencyRateTotalSensor(String, String, String, Sensor.RecordingLevel, String...) - Method in interface org.apache.kafka.streams.StreamsMetrics
Add a latency, rate and total sensor for a specific operation, which will include the following metrics: average latency max latency invocation rate (num.operations / seconds) total invocation count Whenever a user records this sensor via Sensor.record(double) etc, it will be counted as one invocation of the operation, and hence the rate / count metrics will be updated accordingly; and the recorded latency value will be used to update the average / max latency as well.
addProcessor(String, ProcessorSupplier, String...) - Method in class org.apache.kafka.streams.Topology
addProcessor(String, ProcessorSupplier<KIn, VIn, KOut, VOut>, String...) - Method in class org.apache.kafka.streams.Topology
Add a new processor node that receives and processes records output by one or more parent source or processor node.
addRateTotalSensor(String, String, String, Sensor.RecordingLevel, String...) - Method in interface org.apache.kafka.streams.StreamsMetrics
Add a rate and a total sensor for a specific operation, which will include the following metrics: invocation rate (num.operations / time unit) total invocation count Whenever a user records this sensor via Sensor.record(double) etc, it will be counted as one invocation of the operation, and hence the rate / count metrics will be updated accordingly.
addSensor(String, Sensor.RecordingLevel) - Method in interface org.apache.kafka.streams.StreamsMetrics
Generic method to create a sensor.
addSensor(String, Sensor.RecordingLevel, Sensor...) - Method in interface org.apache.kafka.streams.StreamsMetrics
Generic method to create a sensor with parent sensors.
addSink(String, String, String...) - Method in class org.apache.kafka.streams.Topology
Add a new sink that forwards records from upstream parent processor and/or source nodes to the named Kafka topic.
addSink(String, String, StreamPartitioner<? super K, ? super V>, String...) - Method in class org.apache.kafka.streams.Topology
Add a new sink that forwards records from upstream parent processor and/or source nodes to the named Kafka topic, using the supplied partitioner.
addSink(String, String, Serializer<K>, Serializer<V>, String...) - Method in class org.apache.kafka.streams.Topology
Add a new sink that forwards records from upstream parent processor and/or source nodes to the named Kafka topic.
addSink(String, String, Serializer<K>, Serializer<V>, StreamPartitioner<? super K, ? super V>, String...) - Method in class org.apache.kafka.streams.Topology
Add a new sink that forwards records from upstream parent processor and/or source nodes to the named Kafka topic.
addSink(String, TopicNameExtractor<K, V>, String...) - Method in class org.apache.kafka.streams.Topology
Add a new sink that forwards records from upstream parent processor and/or source nodes to Kafka topics based on topicExtractor.
addSink(String, TopicNameExtractor<K, V>, StreamPartitioner<? super K, ? super V>, String...) - Method in class org.apache.kafka.streams.Topology
Add a new sink that forwards records from upstream parent processor and/or source nodes to Kafka topics based on topicExtractor, using the supplied partitioner.
addSink(String, TopicNameExtractor<K, V>, Serializer<K>, Serializer<V>, String...) - Method in class org.apache.kafka.streams.Topology
Add a new sink that forwards records from upstream parent processor and/or source nodes to Kafka topics based on topicExtractor.
addSink(String, TopicNameExtractor<K, V>, Serializer<K>, Serializer<V>, StreamPartitioner<? super K, ? super V>, String...) - Method in class org.apache.kafka.streams.Topology
Add a new sink that forwards records from upstream parent processor and/or source nodes to Kafka topics based on topicExtractor.
addSource(String, String...) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes the named topics and forward the records to child processor and/or sink nodes.
addSource(String, Pattern) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes from topics matching the given pattern and forward the records to child processor and/or sink nodes.
addSource(Topology.AutoOffsetReset, String, String...) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes the named topics and forward the records to child processor and/or sink nodes.
addSource(Topology.AutoOffsetReset, String, Pattern) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes from topics matching the given pattern and forward the records to child processor and/or sink nodes.
addSource(TimestampExtractor, String, String...) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes the named topics and forward the records to child processor and/or sink nodes.
addSource(TimestampExtractor, String, Pattern) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes from topics matching the given pattern and forward the records to child processor and/or sink nodes.
addSource(Topology.AutoOffsetReset, TimestampExtractor, String, String...) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes the named topics and forward the records to child processor and/or sink nodes.
addSource(Topology.AutoOffsetReset, TimestampExtractor, String, Pattern) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes from topics matching the given pattern and forward the records to child processor and/or sink nodes.
addSource(String, Deserializer<?>, Deserializer<?>, String...) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes the named topics and forwards the records to child processor and/or sink nodes.
addSource(String, Deserializer<?>, Deserializer<?>, Pattern) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes from topics matching the given pattern and forwards the records to child processor and/or sink nodes.
addSource(Topology.AutoOffsetReset, String, Deserializer<?>, Deserializer<?>, String...) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes from topics matching the given pattern and forwards the records to child processor and/or sink nodes.
addSource(Topology.AutoOffsetReset, String, Deserializer<?>, Deserializer<?>, Pattern) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes from topics matching the given pattern and forwards the records to child processor and/or sink nodes.
addSource(Topology.AutoOffsetReset, String, TimestampExtractor, Deserializer<?>, Deserializer<?>, String...) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes the named topics and forwards the records to child processor and/or sink nodes.
addSource(Topology.AutoOffsetReset, String, TimestampExtractor, Deserializer<?>, Deserializer<?>, Pattern) - Method in class org.apache.kafka.streams.Topology
Add a new source that consumes from topics matching the given pattern and forwards the records to child processor and/or sink nodes.
addStateStore(StoreBuilder<?>) - Method in class org.apache.kafka.streams.StreamsBuilder
Adds a state store to the underlying Topology.
addStateStore(StoreBuilder<?>, String...) - Method in class org.apache.kafka.streams.Topology
Adds a state store.
addStreamThread() - Method in class org.apache.kafka.streams.KafkaStreams
Adds and starts a stream thread in addition to the stream threads that are already running in this Kafka Streams client.
addThroughputSensor(String, String, String, Sensor.RecordingLevel, String...) - Method in interface org.apache.kafka.streams.StreamsMetrics
Deprecated.
since 2.5. Use addRateTotalSensor() instead.
ADMIN_CLIENT_PREFIX - Static variable in class org.apache.kafka.streams.StreamsConfig
Prefix used to isolate admin configs from other client configs.
adminClientId() - Method in class org.apache.kafka.streams.processor.ThreadMetadata
 
adminClientPrefix(String) - Static method in class org.apache.kafka.streams.StreamsConfig
Prefix a property with StreamsConfig.ADMIN_CLIENT_PREFIX.
advanceBy(long) - Method in class org.apache.kafka.streams.kstream.TimeWindows
Deprecated.
advanceBy(Duration) - Method in class org.apache.kafka.streams.kstream.TimeWindows
Return a window definition with the original size, but advance ("hop") the window by the given interval, which specifies by how much a window moves forward relative to the previous one.
advanceMs - Variable in class org.apache.kafka.streams.kstream.TimeWindows
The size of the window's advance interval in milliseconds, i.e., by how much a window moves forward relative to the previous one.
after(long) - Method in class org.apache.kafka.streams.kstream.JoinWindows
Deprecated.
after(Duration) - Method in class org.apache.kafka.streams.kstream.JoinWindows
Changes the end window boundary to timeDifference but keep the start window boundary as is.
afterMs - Variable in class org.apache.kafka.streams.kstream.JoinWindows
Maximum time difference for tuples that are after the join tuple.
aggregate(Initializer<VOut>) - Method in interface org.apache.kafka.streams.kstream.CogroupedKStream
Aggregate the values of records in these streams by the grouped key.
aggregate(Initializer<VOut>, Named) - Method in interface org.apache.kafka.streams.kstream.CogroupedKStream
Aggregate the values of records in these streams by the grouped key.
aggregate(Initializer<VOut>, Materialized<K, VOut, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.CogroupedKStream
Aggregate the values of records in these streams by the grouped key.
aggregate(Initializer<VOut>, Named, Materialized<K, VOut, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.CogroupedKStream
Aggregate the values of records in these streams by the grouped key.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>) - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Aggregate the values of records in this stream by the grouped key.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Aggregate the values of records in this stream by the grouped key.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>, Named, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Aggregate the values of records in this stream by the grouped key.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>, Aggregator<? super K, ? super V, VR>, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KGroupedTable
Aggregate the value of records of the original KTable that got mapped to the same key into a new instance of KTable.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>, Aggregator<? super K, ? super V, VR>, Named, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KGroupedTable
Aggregate the value of records of the original KTable that got mapped to the same key into a new instance of KTable.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>, Aggregator<? super K, ? super V, VR>) - Method in interface org.apache.kafka.streams.kstream.KGroupedTable
Aggregate the value of records of the original KTable that got mapped to the same key into a new instance of KTable using default serializers and deserializers.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>, Aggregator<? super K, ? super V, VR>, Named) - Method in interface org.apache.kafka.streams.kstream.KGroupedTable
Aggregate the value of records of the original KTable that got mapped to the same key into a new instance of KTable using default serializers and deserializers.
aggregate(Initializer<V>, Merger<? super K, V>) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedCogroupedKStream
Aggregate the values of records in these streams by the grouped key and defined sessions.
aggregate(Initializer<V>, Merger<? super K, V>, Named) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedCogroupedKStream
Aggregate the values of records in these streams by the grouped key and defined sessions.
aggregate(Initializer<V>, Merger<? super K, V>, Materialized<K, V, SessionStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedCogroupedKStream
Aggregate the values of records in these streams by the grouped key and defined sessions.
aggregate(Initializer<V>, Merger<? super K, V>, Named, Materialized<K, V, SessionStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedCogroupedKStream
Aggregate the values of records in these streams by the grouped key and defined sessions.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>, Merger<? super K, VR>) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedKStream
Aggregate the values of records in this stream by the grouped key and defined sessions.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>, Merger<? super K, VR>, Named) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedKStream
Aggregate the values of records in this stream by the grouped key and defined sessions.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>, Merger<? super K, VR>, Materialized<K, VR, SessionStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedKStream
Aggregate the values of records in this stream by the grouped key and defined sessions.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>, Merger<? super K, VR>, Named, Materialized<K, VR, SessionStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedKStream
Aggregate the values of records in this stream by the grouped key and defined sessions.
aggregate(Initializer<V>) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedCogroupedKStream
Aggregate the values of records in this stream by the grouped key and defined windows.
aggregate(Initializer<V>, Named) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedCogroupedKStream
Aggregate the values of records in this stream by the grouped key and defined windows.
aggregate(Initializer<V>, Materialized<K, V, WindowStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedCogroupedKStream
Aggregate the values of records in this stream by the grouped key and defined windows.
aggregate(Initializer<V>, Named, Materialized<K, V, WindowStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedCogroupedKStream
Aggregate the values of records in this stream by the grouped key and defined windows.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedKStream
Aggregate the values of records in this stream by the grouped key and defined windows.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>, Named) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedKStream
Aggregate the values of records in this stream by the grouped key and defined windows.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>, Materialized<K, VR, WindowStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedKStream
Aggregate the values of records in this stream by the grouped key and defined windows.
aggregate(Initializer<VR>, Aggregator<? super K, ? super V, VR>, Named, Materialized<K, VR, WindowStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedKStream
Aggregate the values of records in this stream by the grouped key and defined windows.
Aggregator<K,V,VA> - Interface in org.apache.kafka.streams.kstream
The Aggregator interface for aggregating values of the given key.
all() - Static method in class org.apache.kafka.streams.processor.To
Forward the key/value pair to all downstream processors
all() - Method in interface org.apache.kafka.streams.state.ReadOnlyKeyValueStore
Return an iterator over all keys in this store.
all() - Method in interface org.apache.kafka.streams.state.ReadOnlyWindowStore
Gets all the key-value pairs in the existing windows.
allLocalStorePartitionLags() - Method in class org.apache.kafka.streams.KafkaStreams
Returns LagInfo, for all store partitions (active or standby) local to this Streams instance.
allMetadata() - Method in class org.apache.kafka.streams.KafkaStreams
Find all currently running KafkaStreams instances (potentially remotely) that use the same application ID as this instance (i.e., all instances that belong to the same Kafka Streams application) and return StreamsMetadata for each discovered instance.
allMetadataForStore(String) - Method in class org.apache.kafka.streams.KafkaStreams
Find all currently running KafkaStreams instances (potentially remotely) that use the same application ID as this instance (i.e., all instances that belong to the same Kafka Streams application) and that contain a StateStore with the given storeName and return StreamsMetadata for each discovered instance.
appConfigs() - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
Returns all the application config properties as key/value pairs.
appConfigs() - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Returns all the application config properties as key/value pairs.
appConfigs() - Method in interface org.apache.kafka.streams.processor.StateStoreContext
Returns all the application config properties as key/value pairs.
appConfigsWithPrefix(String) - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
Returns all the application config properties with the given key prefix, as key/value pairs stripping the prefix.
appConfigsWithPrefix(String) - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Returns all the application config properties with the given key prefix, as key/value pairs stripping the prefix.
appConfigsWithPrefix(String) - Method in interface org.apache.kafka.streams.processor.StateStoreContext
Returns all the application config properties with the given key prefix, as key/value pairs stripping the prefix.
APPLICATION_ID_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
application.id
APPLICATION_SERVER_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
application.server
applicationId() - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
Returns the application id.
applicationId() - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Returns the application id.
applicationId() - Method in interface org.apache.kafka.streams.processor.StateStoreContext
Returns the application id.
apply(K, V, VA) - Method in interface org.apache.kafka.streams.kstream.Aggregator
Compute a new aggregate from the key and value of a record and the current aggregate of the same key.
apply(K, V) - Method in interface org.apache.kafka.streams.kstream.ForeachAction
Perform an action for each record of a stream.
apply() - Method in interface org.apache.kafka.streams.kstream.Initializer
Return the initial value for an aggregation.
apply(K, V) - Method in interface org.apache.kafka.streams.kstream.KeyValueMapper
Map a record with the given key and value to a new value.
apply(K, V, V) - Method in interface org.apache.kafka.streams.kstream.Merger
Compute a new aggregate from the key and two aggregates.
apply(V, V) - Method in interface org.apache.kafka.streams.kstream.Reducer
Aggregate the two given values into a single one.
apply(V1, V2) - Method in interface org.apache.kafka.streams.kstream.ValueJoiner
Return a joined value consisting of value1 and value2.
apply(V) - Method in interface org.apache.kafka.streams.kstream.ValueMapper
Map the given value to a new value.
apply(K, V) - Method in interface org.apache.kafka.streams.kstream.ValueMapperWithKey
Map the given [key and ]value to a new value.
approximateNumEntries() - Method in interface org.apache.kafka.streams.state.ReadOnlyKeyValueStore
Return an approximate count of key-value mappings in this store.
as(String) - Static method in class org.apache.kafka.streams.kstream.Branched
Create an instance of Branched with provided branch name suffix.
as(String) - Static method in class org.apache.kafka.streams.kstream.Consumed
Create an instance of Consumed with provided processor name.
as(String) - Static method in class org.apache.kafka.streams.kstream.Grouped
Create a Grouped instance with the provided name used as part of the repartition topic if required.
as(String) - Static method in class org.apache.kafka.streams.kstream.Joined
Create an instance of Joined with base name for all components of the join, this may include any repartition topics created to complete the join.
as(String) - Static method in class org.apache.kafka.streams.kstream.Materialized
Materialize a StateStore with the given name.
as(WindowBytesStoreSupplier) - Static method in class org.apache.kafka.streams.kstream.Materialized
Materialize a WindowStore using the provided WindowBytesStoreSupplier.
as(SessionBytesStoreSupplier) - Static method in class org.apache.kafka.streams.kstream.Materialized
Materialize a SessionStore using the provided SessionBytesStoreSupplier.
as(KeyValueBytesStoreSupplier) - Static method in class org.apache.kafka.streams.kstream.Materialized
Materialize a KeyValueStore using the provided KeyValueBytesStoreSupplier.
as(String) - Static method in class org.apache.kafka.streams.kstream.Named
Create a Named instance with provided name.
as(String) - Static method in class org.apache.kafka.streams.kstream.Produced
Create an instance of Produced with provided processor name.
as(String) - Static method in class org.apache.kafka.streams.kstream.Repartitioned
Create a Repartitioned instance with the provided name used as part of the repartition topic.
as(String) - Static method in class org.apache.kafka.streams.kstream.StreamJoined
Creates a StreamJoined instance using the provided name for the state stores and hence the changelog topics for the join stores.
ASSIGNMENT_LISTENER - Static variable in class org.apache.kafka.streams.StreamsConfig.InternalConfig
 
AT_LEAST_ONCE - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "processing.guarantee" for at-least-once processing guarantees.

B

backwardAll() - Method in interface org.apache.kafka.streams.state.ReadOnlyWindowStore
Gets all the key-value pairs in the existing windows in backward order with respect to time (from end to beginning of time).
backwardFetch(K) - Method in interface org.apache.kafka.streams.state.ReadOnlySessionStore
Retrieve all aggregated sessions for the provided key.
backwardFetch(K, K) - Method in interface org.apache.kafka.streams.state.ReadOnlySessionStore
Retrieve all aggregated sessions for the given range of keys.
backwardFetch(K, Instant, Instant) - Method in interface org.apache.kafka.streams.state.ReadOnlyWindowStore
Get all the key-value pairs with the given key and the time range from all the existing windows in backward order with respect to time (from end to beginning of time).
backwardFetch(K, K, Instant, Instant) - Method in interface org.apache.kafka.streams.state.ReadOnlyWindowStore
Get all the key-value pairs in the given key range and time range from all the existing windows in backward order with respect to time (from end to beginning of time).
backwardFetch(K, long, long) - Method in interface org.apache.kafka.streams.state.WindowStore
 
backwardFetch(K, Instant, Instant) - Method in interface org.apache.kafka.streams.state.WindowStore
 
backwardFetch(K, K, long, long) - Method in interface org.apache.kafka.streams.state.WindowStore
 
backwardFetch(K, K, Instant, Instant) - Method in interface org.apache.kafka.streams.state.WindowStore
 
backwardFetchAll(Instant, Instant) - Method in interface org.apache.kafka.streams.state.ReadOnlyWindowStore
Gets all the key-value pairs that belong to the windows within in the given time range in backward order with respect to time (from end to beginning of time).
backwardFetchAll(long, long) - Method in interface org.apache.kafka.streams.state.WindowStore
 
backwardFetchAll(Instant, Instant) - Method in interface org.apache.kafka.streams.state.WindowStore
 
backwardFindSessions(K, long, long) - Method in interface org.apache.kafka.streams.state.ReadOnlySessionStore
Fetch any sessions with the matching key and the sessions end is ≥ earliestSessionEndTime and the sessions start is ≤ latestSessionStartTime iterating from latest to earliest.
backwardFindSessions(K, K, long, long) - Method in interface org.apache.kafka.streams.state.ReadOnlySessionStore
Fetch any sessions in the given range of keys and the sessions end is ≥ earliestSessionEndTime and the sessions start is ≤ latestSessionStartTime iterating from latest to earliest.
BatchingStateRestoreCallback - Interface in org.apache.kafka.streams.processor
Interface for batching restoration of a StateStore It is expected that implementations of this class will not call the StateRestoreCallback.restore(byte[], byte[]) method.
before(long) - Method in class org.apache.kafka.streams.kstream.JoinWindows
Deprecated.
before(Duration) - Method in class org.apache.kafka.streams.kstream.JoinWindows
Changes the start window boundary to timeDifference but keep the end window boundary as is.
beforeMs - Variable in class org.apache.kafka.streams.kstream.JoinWindows
Maximum time difference for tuples that are before the join tuple.
BOOTSTRAP_SERVERS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
bootstrap.servers
branch(Predicate<? super K, ? super V>) - Method in interface org.apache.kafka.streams.kstream.BranchedKStream
Define a branch for records that match the predicate.
branch(Predicate<? super K, ? super V>, Branched<K, V>) - Method in interface org.apache.kafka.streams.kstream.BranchedKStream
Define a branch for records that match the predicate.
branch(Predicate<? super K, ? super V>...) - Method in interface org.apache.kafka.streams.kstream.KStream
Deprecated.
since 2.8. Use KStream.split() instead.
branch(Named, Predicate<? super K, ? super V>...) - Method in interface org.apache.kafka.streams.kstream.KStream
Deprecated.
since 2.8. Use KStream.split(Named) instead.
Branched<K,V> - Class in org.apache.kafka.streams.kstream
The Branched class is used to define the optional parameters when building branches with BranchedKStream.
Branched(String, Function<? super KStream<K, V>, ? extends KStream<K, V>>, Consumer<? super KStream<K, V>>) - Constructor for class org.apache.kafka.streams.kstream.Branched
 
Branched(Branched<K, V>) - Constructor for class org.apache.kafka.streams.kstream.Branched
Create an instance of Branched from an existing instance.
BranchedKStream<K,V> - Interface in org.apache.kafka.streams.kstream
Branches the records in the original stream based on the predicates supplied for the branch definitions.
BrokerNotFoundException - Exception in org.apache.kafka.streams.errors
Indicates that none of the specified brokers could be found.
BrokerNotFoundException(String) - Constructor for exception org.apache.kafka.streams.errors.BrokerNotFoundException
 
BrokerNotFoundException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.BrokerNotFoundException
 
BrokerNotFoundException(Throwable) - Constructor for exception org.apache.kafka.streams.errors.BrokerNotFoundException
 
BUFFERED_RECORDS_PER_PARTITION_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
buffered.records.per.partition
build() - Method in interface org.apache.kafka.streams.state.StoreBuilder
Build the store as defined by the builder.
build() - Method in class org.apache.kafka.streams.StreamsBuilder
Returns the Topology that represents the specified processing logic.
build(Properties) - Method in class org.apache.kafka.streams.StreamsBuilder
Returns the Topology that represents the specified processing logic and accepts a Properties instance used to indicate whether to optimize topology or not.
buildFromEndpoint(String) - Static method in class org.apache.kafka.streams.state.HostInfo
 
BUILT_IN_METRICS_VERSION_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
built.in.metrics.version

C

CACHE_MAX_BYTES_BUFFERING_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
cache.max.bytes.buffering
cachingEnabled - Variable in class org.apache.kafka.streams.kstream.Materialized
 
cancel() - Method in interface org.apache.kafka.streams.processor.Cancellable
Cancel the scheduled operation to avoid future calls.
Cancellable - Interface in org.apache.kafka.streams.processor
chainConsumer - Variable in class org.apache.kafka.streams.kstream.Branched
 
chainFunction - Variable in class org.apache.kafka.streams.kstream.Branched
 
child(String) - Static method in class org.apache.kafka.streams.processor.To
Forward the key/value pair to one of the downstream processors designated by the downstream processor name.
childName - Variable in class org.apache.kafka.streams.processor.To
 
cleanUp() - Method in class org.apache.kafka.streams.KafkaStreams
Do a clean up of the local StateStore directory (StreamsConfig.STATE_DIR_CONFIG) by deleting all data with regard to the application ID.
CLIENT_ID_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
client.id
close() - Method in class org.apache.kafka.streams.KafkaStreams
Shutdown this KafkaStreams instance by signaling all the threads to stop, and then wait for them to join.
close(long, TimeUnit) - Method in class org.apache.kafka.streams.KafkaStreams
Deprecated.
Use KafkaStreams.close(Duration) instead; note, that KafkaStreams.close(Duration) has different semantics and does not block on zero, e.g., `Duration.ofMillis(0)`.
close(Duration) - Method in class org.apache.kafka.streams.KafkaStreams
Shutdown this KafkaStreams by signaling all the threads to stop, and then wait up to the timeout for the threads to join.
close() - Method in class org.apache.kafka.streams.kstream.SessionWindowedDeserializer
 
close() - Method in class org.apache.kafka.streams.kstream.SessionWindowedSerializer
 
close() - Method in class org.apache.kafka.streams.kstream.TimeWindowedDeserializer
 
close() - Method in class org.apache.kafka.streams.kstream.TimeWindowedSerializer
 
close() - Method in interface org.apache.kafka.streams.kstream.Transformer
Close this transformer and clean up any resources.
close() - Method in interface org.apache.kafka.streams.kstream.ValueTransformer
Close this transformer and clean up any resources.
close() - Method in interface org.apache.kafka.streams.kstream.ValueTransformerWithKey
Close this processor and clean up any resources.
close() - Method in class org.apache.kafka.streams.processor.AbstractProcessor
Close this processor and clean up any resources.
close() - Method in interface org.apache.kafka.streams.processor.api.Processor
Close this processor and clean up any resources.
close() - Method in interface org.apache.kafka.streams.processor.Processor
Close this processor and clean up any resources.
close() - Method in interface org.apache.kafka.streams.processor.StateStore
Close the storage engine.
close() - Method in interface org.apache.kafka.streams.state.KeyValueIterator
 
close(String, Options) - Method in interface org.apache.kafka.streams.state.RocksDBConfigSetter
Close any user-constructed objects that inherit from org.rocksdb.RocksObject.
close() - Method in interface org.apache.kafka.streams.state.WindowStoreIterator
 
cogroup(KGroupedStream<K, VIn>, Aggregator<? super K, ? super VIn, VOut>) - Method in interface org.apache.kafka.streams.kstream.CogroupedKStream
Add an already grouped KStream to this CogroupedKStream.
cogroup(Aggregator<? super K, ? super V, VOut>) - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Create a new CogroupedKStream from the this grouped KStream to allow cogrouping other KGroupedStream to it.
CogroupedKStream<K,VOut> - Interface in org.apache.kafka.streams.kstream
CogroupedKStream is an abstraction of multiple grouped record streams of KeyValue pairs.
commit() - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
Requests a commit.
commit() - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Requests a commit.
COMMIT_INTERVAL_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
commit.interval.ms
compareTo(TaskId) - Method in class org.apache.kafka.streams.processor.TaskId
 
configDef() - Static method in class org.apache.kafka.streams.StreamsConfig
Return a copy of the config definition.
configure(Map<String, ?>) - Method in class org.apache.kafka.streams.errors.DefaultProductionExceptionHandler
 
configure(Map<String, ?>) - Method in class org.apache.kafka.streams.errors.LogAndContinueExceptionHandler
 
configure(Map<String, ?>) - Method in class org.apache.kafka.streams.errors.LogAndFailExceptionHandler
 
configure(Map<String, ?>, boolean) - Method in class org.apache.kafka.streams.kstream.SessionWindowedDeserializer
 
configure(Map<String, ?>, boolean) - Method in class org.apache.kafka.streams.kstream.SessionWindowedSerializer
 
configure(Map<String, ?>, boolean) - Method in class org.apache.kafka.streams.kstream.TimeWindowedDeserializer
 
configure(Map<String, ?>, boolean) - Method in class org.apache.kafka.streams.kstream.TimeWindowedSerializer
 
ConnectedStoreProvider - Interface in org.apache.kafka.streams.processor
Provides a set of StoreBuilders that will be automatically added to the topology and connected to the associated processor.
CONNECTIONS_MAX_IDLE_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
connections.max.idle.ms
connectProcessorAndStateStores(String, String...) - Method in class org.apache.kafka.streams.Topology
Connects the processor and the state stores.
Consumed<K,V> - Class in org.apache.kafka.streams.kstream
The Consumed class is used to define the optional parameters when using StreamsBuilder to build instances of KStream, KTable, and GlobalKTable.
Consumed(Consumed<K, V>) - Constructor for class org.apache.kafka.streams.kstream.Consumed
Create an instance of Consumed from an existing instance.
CONSUMER_PREFIX - Static variable in class org.apache.kafka.streams.StreamsConfig
Prefix used to isolate consumer configs from other client configs.
consumerClientId() - Method in class org.apache.kafka.streams.processor.ThreadMetadata
 
consumerPrefix(String) - Static method in class org.apache.kafka.streams.StreamsConfig
Prefix a property with StreamsConfig.CONSUMER_PREFIX.
context - Variable in class org.apache.kafka.streams.processor.AbstractProcessor
 
context() - Method in class org.apache.kafka.streams.processor.AbstractProcessor
Get the processor's context set during initialization.
convertToTimestampedFormat(byte[]) - Static method in interface org.apache.kafka.streams.state.TimestampedBytesStore
 
corruptedTasks() - Method in exception org.apache.kafka.streams.errors.TaskCorruptedException
 
count() - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Count the number of records in this stream by the grouped key.
count(Named) - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Count the number of records in this stream by the grouped key.
count(Materialized<K, Long, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Count the number of records in this stream by the grouped key.
count(Named, Materialized<K, Long, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Count the number of records in this stream by the grouped key.
count(Materialized<K, Long, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KGroupedTable
Count number of records of the original KTable that got mapped to the same key into a new instance of KTable.
count(Named, Materialized<K, Long, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KGroupedTable
Count number of records of the original KTable that got mapped to the same key into a new instance of KTable.
count() - Method in interface org.apache.kafka.streams.kstream.KGroupedTable
Count number of records of the original KTable that got mapped to the same key into a new instance of KTable.
count(Named) - Method in interface org.apache.kafka.streams.kstream.KGroupedTable
Count number of records of the original KTable that got mapped to the same key into a new instance of KTable.
count() - Method in interface org.apache.kafka.streams.kstream.SessionWindowedKStream
Count the number of records in this stream by the grouped key and defined sessions.
count(Named) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedKStream
Count the number of records in this stream by the grouped key and defined sessions.
count(Materialized<K, Long, SessionStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedKStream
Count the number of records in this stream by the grouped key and defined sessions.
count(Named, Materialized<K, Long, SessionStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedKStream
Count the number of records in this stream by the grouped key and defined sessions.
count() - Method in interface org.apache.kafka.streams.kstream.TimeWindowedKStream
Count the number of records in this stream by the grouped key and defined windows.
count(Named) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedKStream
Count the number of records in this stream by the grouped key and defined windows.
count(Materialized<K, Long, WindowStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedKStream
Count the number of records in this stream by the grouped key and defined windows.
count(Named, Materialized<K, Long, WindowStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedKStream
Count the number of records in this stream by the grouped key and defined windows.
create(StateStoreProvider, String) - Method in interface org.apache.kafka.streams.state.QueryableStoreType
Create an instance of T (usually a facade) that developers can use to query the underlying StateStores.
create(StateStoreProvider, String) - Method in class org.apache.kafka.streams.state.QueryableStoreTypes.KeyValueStoreType
 
create(StateStoreProvider, String) - Method in class org.apache.kafka.streams.state.QueryableStoreTypes.SessionStoreType
 
create(StateStoreProvider, String) - Method in class org.apache.kafka.streams.state.QueryableStoreTypes.WindowStoreType
 
currentOffsetPosition() - Method in class org.apache.kafka.streams.LagInfo
Get the current maximum offset on the store partition's changelog topic, that has been successfully written into the store partition's state store.

D

DEFAULT_DESERIALIZATION_EXCEPTION_HANDLER_CLASS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
default.deserialization.exception.handler
DEFAULT_KEY_SERDE_CLASS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
default key.serde
DEFAULT_PRODUCTION_EXCEPTION_HANDLER_CLASS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
default.production.exception.handler
DEFAULT_TIMESTAMP_EXTRACTOR_CLASS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
default.timestamp.extractor
DEFAULT_VALUE_SERDE_CLASS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
default value.serde
DEFAULT_WINDOWED_KEY_SERDE_INNER_CLASS - Static variable in class org.apache.kafka.streams.StreamsConfig
default.windowed.key.serde.inner
DEFAULT_WINDOWED_VALUE_SERDE_INNER_CLASS - Static variable in class org.apache.kafka.streams.StreamsConfig
default.windowed.value.serde.inner
defaultBranch() - Method in interface org.apache.kafka.streams.kstream.BranchedKStream
Finalize the construction of branches and defines the default branch for the messages not intercepted by other branches.
defaultBranch(Branched<K, V>) - Method in interface org.apache.kafka.streams.kstream.BranchedKStream
Finalize the construction of branches and defines the default branch for the messages not intercepted by other branches.
defaultDeserializationExceptionHandler() - Method in class org.apache.kafka.streams.StreamsConfig
 
defaultKeySerde() - Method in class org.apache.kafka.streams.StreamsConfig
Return an configured instance of key Serde class.
DefaultPartitionGrouper - Class in org.apache.kafka.streams.processor
Deprecated.
since 2.4 release; will be removed in 3.0.0 via KAFKA-7785
DefaultPartitionGrouper() - Constructor for class org.apache.kafka.streams.processor.DefaultPartitionGrouper
Deprecated.
 
DefaultProductionExceptionHandler - Class in org.apache.kafka.streams.errors
ProductionExceptionHandler that always instructs streams to fail when an exception happens while attempting to produce result records.
DefaultProductionExceptionHandler() - Constructor for class org.apache.kafka.streams.errors.DefaultProductionExceptionHandler
 
defaultProductionExceptionHandler() - Method in class org.apache.kafka.streams.StreamsConfig
 
defaultTimestampExtractor() - Method in class org.apache.kafka.streams.StreamsConfig
 
defaultValueSerde() - Method in class org.apache.kafka.streams.StreamsConfig
Return an configured instance of value Serde class.
delete(K) - Method in interface org.apache.kafka.streams.state.KeyValueStore
Delete the value from the store (if there is one).
describe() - Method in class org.apache.kafka.streams.Topology
Returns a description of the specified Topology.
DeserializationExceptionHandler - Interface in org.apache.kafka.streams.errors
Interface that specifies how an exception from source node deserialization (e.g., reading from Kafka) should be handled.
DeserializationExceptionHandler.DeserializationHandlerResponse - Enum in org.apache.kafka.streams.errors
Enumeration that describes the response from the exception handler.
deserialize(String, byte[]) - Method in class org.apache.kafka.streams.kstream.SessionWindowedDeserializer
 
deserialize(String, byte[]) - Method in class org.apache.kafka.streams.kstream.TimeWindowedDeserializer
 
DUMMY_THREAD_INDEX - Static variable in class org.apache.kafka.streams.StreamsConfig
 

E

emitEarlyWhenFull() - Method in interface org.apache.kafka.streams.kstream.Suppressed.BufferConfig
Set the buffer to just emit the oldest records when any of its constraints are violated.
enableStaleStores() - Method in class org.apache.kafka.streams.StoreQueryParameters
Enable querying of stale state stores, i.e., allow to query active tasks during restore as well as standby tasks.
end() - Method in class org.apache.kafka.streams.kstream.Window
Return the end timestamp of this window.
endMs - Variable in class org.apache.kafka.streams.kstream.Window
 
endOffsetPosition() - Method in class org.apache.kafka.streams.LagInfo
Get the end offset position for this store partition's changelog topic on the Kafka brokers.
endTime() - Method in class org.apache.kafka.streams.kstream.Window
Return the end time of this window.
equals(Object) - Method in class org.apache.kafka.streams.KeyQueryMetadata
 
equals(Object) - Method in class org.apache.kafka.streams.KeyValue
 
equals(Object) - Method in class org.apache.kafka.streams.kstream.Consumed
 
equals(Object) - Method in class org.apache.kafka.streams.kstream.JoinWindows
 
equals(Object) - Method in class org.apache.kafka.streams.kstream.Produced
 
equals(Object) - Method in class org.apache.kafka.streams.kstream.SessionWindows
 
equals(Object) - Method in class org.apache.kafka.streams.kstream.SlidingWindows
 
equals(Object) - Method in class org.apache.kafka.streams.kstream.TimeWindows
 
equals(Object) - Method in class org.apache.kafka.streams.kstream.UnlimitedWindows
 
equals(Object) - Method in class org.apache.kafka.streams.kstream.Window
 
equals(Object) - Method in class org.apache.kafka.streams.kstream.Windowed
 
equals(Object) - Method in class org.apache.kafka.streams.LagInfo
 
equals(Object) - Method in class org.apache.kafka.streams.processor.api.Record
 
equals(Object) - Method in class org.apache.kafka.streams.processor.TaskId
 
equals(Object) - Method in class org.apache.kafka.streams.processor.TaskMetadata
 
equals(Object) - Method in class org.apache.kafka.streams.processor.ThreadMetadata
 
equals(Object) - Method in class org.apache.kafka.streams.processor.To
 
equals(Object) - Method in class org.apache.kafka.streams.state.HostInfo
 
equals(Object) - Method in class org.apache.kafka.streams.state.StreamsMetadata
 
equals(Object) - Method in class org.apache.kafka.streams.state.ValueAndTimestamp
 
equals(Object) - Method in class org.apache.kafka.streams.StoreQueryParameters
 
EXACTLY_ONCE - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "processing.guarantee" for exactly-once processing guarantees.
EXACTLY_ONCE_BETA - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "processing.guarantee" for exactly-once processing guarantees.
extract(ConsumerRecord<Object, Object>, long) - Method in interface org.apache.kafka.streams.processor.TimestampExtractor
Extracts a timestamp from a record.
extract(K, V, RecordContext) - Method in interface org.apache.kafka.streams.processor.TopicNameExtractor
Extracts the topic name to send to.
extract(ConsumerRecord<Object, Object>, long) - Method in class org.apache.kafka.streams.processor.WallclockTimestampExtractor
Return the current wall clock time as timestamp.

F

FailOnInvalidTimestamp - Class in org.apache.kafka.streams.processor
Retrieves embedded metadata timestamps from Kafka messages.
FailOnInvalidTimestamp() - Constructor for class org.apache.kafka.streams.processor.FailOnInvalidTimestamp
 
fetch(K) - Method in interface org.apache.kafka.streams.state.ReadOnlySessionStore
Retrieve all aggregated sessions for the provided key.
fetch(K, K) - Method in interface org.apache.kafka.streams.state.ReadOnlySessionStore
Retrieve all aggregated sessions for the given range of keys.
fetch(K, long) - Method in interface org.apache.kafka.streams.state.ReadOnlyWindowStore
Get the value of key from a window.
fetch(K, long, long) - Method in interface org.apache.kafka.streams.state.ReadOnlyWindowStore
fetch(K, Instant, Instant) - Method in interface org.apache.kafka.streams.state.ReadOnlyWindowStore
Get all the key-value pairs with the given key and the time range from all the existing windows.
fetch(K, K, long, long) - Method in interface org.apache.kafka.streams.state.ReadOnlyWindowStore
fetch(K, K, Instant, Instant) - Method in interface org.apache.kafka.streams.state.ReadOnlyWindowStore
Get all the key-value pairs in the given key range and time range from all the existing windows.
fetch(K, long, long) - Method in interface org.apache.kafka.streams.state.WindowStore
Get all the key-value pairs with the given key and the time range from all the existing windows.
fetch(K, Instant, Instant) - Method in interface org.apache.kafka.streams.state.WindowStore
 
fetch(K, K, long, long) - Method in interface org.apache.kafka.streams.state.WindowStore
Get all the key-value pairs in the given key range and time range from all the existing windows.
fetch(K, K, Instant, Instant) - Method in interface org.apache.kafka.streams.state.WindowStore
 
fetchAll(long, long) - Method in interface org.apache.kafka.streams.state.ReadOnlyWindowStore
fetchAll(Instant, Instant) - Method in interface org.apache.kafka.streams.state.ReadOnlyWindowStore
Gets all the key-value pairs that belong to the windows within in the given time range.
fetchAll(long, long) - Method in interface org.apache.kafka.streams.state.WindowStore
Gets all the key-value pairs that belong to the windows within in the given time range.
fetchAll(Instant, Instant) - Method in interface org.apache.kafka.streams.state.WindowStore
 
fetchSession(K, long, long) - Method in interface org.apache.kafka.streams.state.ReadOnlySessionStore
Get the value of key from a single session.
filter(Predicate<? super K, ? super V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Create a new KStream that consists of all records of this stream which satisfy the given predicate.
filter(Predicate<? super K, ? super V>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Create a new KStream that consists of all records of this stream which satisfy the given predicate.
filter(Predicate<? super K, ? super V>) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable that consists of all records of this KTable which satisfy the given predicate, with default serializers, deserializers, and state store.
filter(Predicate<? super K, ? super V>, Named) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable that consists of all records of this KTable which satisfy the given predicate, with default serializers, deserializers, and state store.
filter(Predicate<? super K, ? super V>, Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable that consists of all records of this KTable which satisfy the given predicate, with the key serde, value serde, and the underlying materialized state storage configured in the Materialized instance.
filter(Predicate<? super K, ? super V>, Named, Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable that consists of all records of this KTable which satisfy the given predicate, with the key serde, value serde, and the underlying materialized state storage configured in the Materialized instance.
filterNot(Predicate<? super K, ? super V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Create a new KStream that consists all records of this stream which do not satisfy the given predicate.
filterNot(Predicate<? super K, ? super V>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Create a new KStream that consists all records of this stream which do not satisfy the given predicate.
filterNot(Predicate<? super K, ? super V>) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable that consists all records of this KTable which do not satisfy the given predicate, with default serializers, deserializers, and state store.
filterNot(Predicate<? super K, ? super V>, Named) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable that consists all records of this KTable which do not satisfy the given predicate, with default serializers, deserializers, and state store.
filterNot(Predicate<? super K, ? super V>, Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable that consists all records of this KTable which do not satisfy the given predicate, with the key serde, value serde, and the underlying materialized state storage configured in the Materialized instance.
filterNot(Predicate<? super K, ? super V>, Named, Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable that consists all records of this KTable which do not satisfy the given predicate, with the key serde, value serde, and the underlying materialized state storage configured in the Materialized instance.
findSessions(K, long, long) - Method in interface org.apache.kafka.streams.state.ReadOnlySessionStore
Fetch any sessions with the matching key and the sessions end is ≥ earliestSessionEndTime and the sessions start is ≤ latestSessionStartTime iterating from earliest to latest.
findSessions(K, K, long, long) - Method in interface org.apache.kafka.streams.state.ReadOnlySessionStore
Fetch any sessions in the given range of keys and the sessions end is ≥ earliestSessionEndTime and the sessions start is ≤ latestSessionStartTime iterating from earliest to latest.
flatMap(KeyValueMapper<? super K, ? super V, ? extends Iterable<? extends KeyValue<? extends KR, ? extends VR>>>) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform each record of the input stream into zero or more records in the output stream (both key and value type can be altered arbitrarily).
flatMap(KeyValueMapper<? super K, ? super V, ? extends Iterable<? extends KeyValue<? extends KR, ? extends VR>>>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform each record of the input stream into zero or more records in the output stream (both key and value type can be altered arbitrarily).
flatMapValues(ValueMapper<? super V, ? extends Iterable<? extends VR>>) - Method in interface org.apache.kafka.streams.kstream.KStream
Create a new KStream by transforming the value of each record in this stream into zero or more values with the same key in the new stream.
flatMapValues(ValueMapper<? super V, ? extends Iterable<? extends VR>>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Create a new KStream by transforming the value of each record in this stream into zero or more values with the same key in the new stream.
flatMapValues(ValueMapperWithKey<? super K, ? super V, ? extends Iterable<? extends VR>>) - Method in interface org.apache.kafka.streams.kstream.KStream
Create a new KStream by transforming the value of each record in this stream into zero or more values with the same key in the new stream.
flatMapValues(ValueMapperWithKey<? super K, ? super V, ? extends Iterable<? extends VR>>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Create a new KStream by transforming the value of each record in this stream into zero or more values with the same key in the new stream.
flatTransform(TransformerSupplier<? super K, ? super V, Iterable<KeyValue<K1, V1>>>, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform each record of the input stream into zero or more records in the output stream (both key and value type can be altered arbitrarily).
flatTransform(TransformerSupplier<? super K, ? super V, Iterable<KeyValue<K1, V1>>>, Named, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform each record of the input stream into zero or more records in the output stream (both key and value type can be altered arbitrarily).
flatTransformValues(ValueTransformerSupplier<? super V, Iterable<VR>>, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform the value of each input record into zero or more new values (with possibly a new type) and emit for each new value a record with the same key of the input record and the value.
flatTransformValues(ValueTransformerSupplier<? super V, Iterable<VR>>, Named, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform the value of each input record into zero or more new values (with possibly a new type) and emit for each new value a record with the same key of the input record and the value.
flatTransformValues(ValueTransformerWithKeySupplier<? super K, ? super V, Iterable<VR>>, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform the value of each input record into zero or more new values (with possibly a new type) and emit for each new value a record with the same key of the input record and the value.
flatTransformValues(ValueTransformerWithKeySupplier<? super K, ? super V, Iterable<VR>>, Named, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform the value of each input record into zero or more new values (with possibly a new type) and emit for each new value a record with the same key of the input record and the value.
flush() - Method in interface org.apache.kafka.streams.processor.StateStore
Flush any cached data
forChangelog(boolean) - Method in class org.apache.kafka.streams.kstream.WindowedSerdes.TimeWindowedSerde
 
foreach(ForeachAction<? super K, ? super V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Perform an action on each record of KStream.
foreach(ForeachAction<? super K, ? super V>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Perform an action on each record of KStream.
ForeachAction<K,V> - Interface in org.apache.kafka.streams.kstream
The ForeachAction interface for performing an action on a key-value pair.
forward(Record<K, V>) - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
Forwards a record to all child processors.
forward(Record<K, V>, String) - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
Forwards a record to the specified child processor.
forward(K, V) - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Forwards a key/value pair to all downstream processors.
forward(K, V, To) - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Forwards a key/value pair to the specified downstream processors.
forward(K, V, int) - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Deprecated.
forward(K, V, String) - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Deprecated.
fromNameAndType(String, QueryableStoreType<T>) - Static method in class org.apache.kafka.streams.StoreQueryParameters
 

G

get() - Method in interface org.apache.kafka.streams.kstream.TransformerSupplier
Return a newly constructed Transformer instance.
get() - Method in interface org.apache.kafka.streams.kstream.ValueTransformerSupplier
Return a newly constructed ValueTransformer instance.
get() - Method in interface org.apache.kafka.streams.kstream.ValueTransformerWithKeySupplier
Return a newly constructed ValueTransformerWithKey instance.
get() - Method in interface org.apache.kafka.streams.processor.api.ProcessorSupplier
Return a newly constructed Processor instance.
get() - Method in interface org.apache.kafka.streams.processor.ProcessorSupplier
Return a newly constructed Processor instance.
get(K) - Method in interface org.apache.kafka.streams.state.ReadOnlyKeyValueStore
Get the value corresponding to this key.
get() - Method in interface org.apache.kafka.streams.state.StoreSupplier
Return a new StateStore instance.
getActiveHost() - Method in class org.apache.kafka.streams.KeyQueryMetadata
Deprecated.
getAdmin(Map<String, Object>) - Method in interface org.apache.kafka.streams.KafkaClientSupplier
Create an Admin which is used for internal topic management.
getAdminClient(Map<String, Object>) - Method in interface org.apache.kafka.streams.KafkaClientSupplier
Deprecated.
Not called by Kafka Streams, which now uses KafkaClientSupplier.getAdmin(java.util.Map<java.lang.String, java.lang.Object>) instead.
getAdminConfigs(String) - Method in class org.apache.kafka.streams.StreamsConfig
Get the configs for the admin client.
getConsumer(Map<String, Object>) - Method in interface org.apache.kafka.streams.KafkaClientSupplier
Create a Consumer which is used to read records of source topics.
getConsumerConfigs(String, String) - Method in class org.apache.kafka.streams.StreamsConfig
getGlobalConsumer(Map<String, Object>) - Method in interface org.apache.kafka.streams.KafkaClientSupplier
Create a Consumer which is used to consume records for GlobalKTable.
getGlobalConsumerConfigs(String) - Method in class org.apache.kafka.streams.StreamsConfig
Get the configs for the global consumer.
getMainConsumerConfigs(String, String, int) - Method in class org.apache.kafka.streams.StreamsConfig
Get the configs to the main consumer.
getPartition() - Method in class org.apache.kafka.streams.KeyQueryMetadata
Deprecated.
getProducer(Map<String, Object>) - Method in interface org.apache.kafka.streams.KafkaClientSupplier
Create a Producer which is used to write records to sink topics.
getProducerConfigs(String) - Method in class org.apache.kafka.streams.StreamsConfig
Get the configs for the producer.
getRestoreConsumer(Map<String, Object>) - Method in interface org.apache.kafka.streams.KafkaClientSupplier
Create a Consumer which is used to read records to restore StateStores.
getRestoreConsumerConfigs(String) - Method in class org.apache.kafka.streams.StreamsConfig
Get the configs for the restore-consumer.
getStandbyHosts() - Method in class org.apache.kafka.streams.KeyQueryMetadata
Deprecated.
getStateStore(String) - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
Get the state store given the store name.
getStateStore(String) - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Get the state store given the store name.
getValueOrNull(ValueAndTimestamp<V>) - Static method in class org.apache.kafka.streams.state.ValueAndTimestamp
Return the wrapped value of the given valueAndTimestamp parameter if the parameter is not null.
getWindowSize() - Method in class org.apache.kafka.streams.kstream.TimeWindowedDeserializer
 
GLOBAL_CONSUMER_PREFIX - Static variable in class org.apache.kafka.streams.StreamsConfig
Prefix used to override consumer configs for the global consumer client from the general consumer client configs.
globalConsumerPrefix(String) - Static method in class org.apache.kafka.streams.StreamsConfig
Prefix a property with StreamsConfig.GLOBAL_CONSUMER_PREFIX.
GlobalKTable<K,V> - Interface in org.apache.kafka.streams.kstream
GlobalKTable is an abstraction of a changelog stream from a primary-keyed table.
globalStores() - Method in interface org.apache.kafka.streams.TopologyDescription
All global stores of the represented topology.
globalTable(String, Consumed<K, V>) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a GlobalKTable for the specified topic.
globalTable(String) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a GlobalKTable for the specified topic.
globalTable(String, Consumed<K, V>, Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a GlobalKTable for the specified topic.
globalTable(String, Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a GlobalKTable for the specified topic.
grace(Duration) - Method in class org.apache.kafka.streams.kstream.JoinWindows
Reject out-of-order events that are delayed more than afterWindowEnd after the end of its window.
grace(Duration) - Method in class org.apache.kafka.streams.kstream.SessionWindows
Reject out-of-order events that arrive more than afterWindowEnd after the end of its window.
grace(Duration) - Method in class org.apache.kafka.streams.kstream.TimeWindows
Reject out-of-order events that arrive more than millisAfterWindowEnd after the end of its window.
gracePeriodMs() - Method in class org.apache.kafka.streams.kstream.JoinWindows
 
gracePeriodMs() - Method in class org.apache.kafka.streams.kstream.SessionWindows
 
gracePeriodMs() - Method in class org.apache.kafka.streams.kstream.SlidingWindows
 
gracePeriodMs() - Method in class org.apache.kafka.streams.kstream.TimeWindows
 
gracePeriodMs() - Method in class org.apache.kafka.streams.kstream.UnlimitedWindows
 
gracePeriodMs() - Method in class org.apache.kafka.streams.kstream.Windows
Return the window grace period (the time to admit out-of-order events after the end of the window.) Delay is defined as (stream_time - record_timestamp).
groupBy(KeyValueMapper<? super K, ? super V, KR>) - Method in interface org.apache.kafka.streams.kstream.KStream
Group the records of this KStream on a new key that is selected using the provided KeyValueMapper and default serializers and deserializers.
groupBy(KeyValueMapper<? super K, ? super V, KR>, Serialized<KR, V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Deprecated.
groupBy(KeyValueMapper<? super K, ? super V, KR>, Grouped<KR, V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Group the records of this KStream on a new key that is selected using the provided KeyValueMapper and Serdes as specified by Grouped.
groupBy(KeyValueMapper<? super K, ? super V, KeyValue<KR, VR>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Re-groups the records of this KTable using the provided KeyValueMapper and default serializers and deserializers.
groupBy(KeyValueMapper<? super K, ? super V, KeyValue<KR, VR>>, Serialized<KR, VR>) - Method in interface org.apache.kafka.streams.kstream.KTable
Deprecated.
groupBy(KeyValueMapper<? super K, ? super V, KeyValue<KR, VR>>, Grouped<KR, VR>) - Method in interface org.apache.kafka.streams.kstream.KTable
Re-groups the records of this KTable using the provided KeyValueMapper and Serdes as specified by Grouped.
groupByKey() - Method in interface org.apache.kafka.streams.kstream.KStream
Group the records by their current key into a KGroupedStream while preserving the original values and default serializers and deserializers.
groupByKey(Serialized<K, V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Deprecated.
since 2.1. Use KStream.groupByKey(Grouped) instead
groupByKey(Grouped<K, V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Group the records by their current key into a KGroupedStream while preserving the original values and using the serializers as defined by Grouped.
Grouped<K,V> - Class in org.apache.kafka.streams.kstream
The class that is used to capture the key and value Serdes and set the part of name used for repartition topics when performing KStream.groupBy(KeyValueMapper, Grouped), KStream.groupByKey(Grouped), or KTable.groupBy(KeyValueMapper, Grouped) operations.
Grouped(Grouped<K, V>) - Constructor for class org.apache.kafka.streams.kstream.Grouped
 

H

handle(ProducerRecord<byte[], byte[]>, Exception) - Method in class org.apache.kafka.streams.errors.DefaultProductionExceptionHandler
 
handle(ProcessorContext, ConsumerRecord<byte[], byte[]>, Exception) - Method in interface org.apache.kafka.streams.errors.DeserializationExceptionHandler
Inspect a record and the exception received.
handle(ProcessorContext, ConsumerRecord<byte[], byte[]>, Exception) - Method in class org.apache.kafka.streams.errors.LogAndContinueExceptionHandler
 
handle(ProcessorContext, ConsumerRecord<byte[], byte[]>, Exception) - Method in class org.apache.kafka.streams.errors.LogAndFailExceptionHandler
 
handle(ProducerRecord<byte[], byte[]>, Exception) - Method in interface org.apache.kafka.streams.errors.ProductionExceptionHandler
Inspect a record that we attempted to produce, and the exception that resulted from attempting to produce it and determine whether or not to continue processing.
handle(Throwable) - Method in interface org.apache.kafka.streams.errors.StreamsUncaughtExceptionHandler
Inspect the exception received in a stream thread and respond with an action.
hashCode() - Method in class org.apache.kafka.streams.KeyQueryMetadata
 
hashCode() - Method in class org.apache.kafka.streams.KeyValue
 
hashCode() - Method in class org.apache.kafka.streams.kstream.Consumed
 
hashCode() - Method in class org.apache.kafka.streams.kstream.JoinWindows
 
hashCode() - Method in class org.apache.kafka.streams.kstream.Produced
 
hashCode() - Method in class org.apache.kafka.streams.kstream.SessionWindows
 
hashCode() - Method in class org.apache.kafka.streams.kstream.SlidingWindows
 
hashCode() - Method in class org.apache.kafka.streams.kstream.TimeWindows
 
hashCode() - Method in class org.apache.kafka.streams.kstream.UnlimitedWindows
 
hashCode() - Method in class org.apache.kafka.streams.kstream.Window
 
hashCode() - Method in class org.apache.kafka.streams.kstream.Windowed
 
hashCode() - Method in class org.apache.kafka.streams.LagInfo
 
hashCode() - Method in class org.apache.kafka.streams.processor.api.Record
 
hashCode() - Method in class org.apache.kafka.streams.processor.TaskId
 
hashCode() - Method in class org.apache.kafka.streams.processor.TaskMetadata
 
hashCode() - Method in class org.apache.kafka.streams.processor.ThreadMetadata
 
hashCode() - Method in class org.apache.kafka.streams.processor.To
Equality is implemented in support of tests, *not* for use in Hash collections, since this class is mutable.
hashCode() - Method in class org.apache.kafka.streams.state.HostInfo
 
hashCode() - Method in class org.apache.kafka.streams.state.StreamsMetadata
 
hashCode() - Method in class org.apache.kafka.streams.state.ValueAndTimestamp
 
hashCode() - Method in class org.apache.kafka.streams.StoreQueryParameters
 
headers() - Method in class org.apache.kafka.streams.processor.api.Record
The headers of the record.
headers() - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Returns the headers of the current input record; could be null if it is not available (for example, if this method is invoked from the punctuate call).
headers() - Method in interface org.apache.kafka.streams.processor.RecordContext
 
host() - Method in class org.apache.kafka.streams.state.HostInfo
 
host() - Method in class org.apache.kafka.streams.state.StreamsMetadata
 
HostInfo - Class in org.apache.kafka.streams.state
Represents a user defined endpoint in a KafkaStreams application.
HostInfo(String, int) - Constructor for class org.apache.kafka.streams.state.HostInfo
 
hostInfo() - Method in class org.apache.kafka.streams.state.StreamsMetadata
The value of StreamsConfig.APPLICATION_SERVER_CONFIG configured for the streams instance, which is typically host/port

I

id - Variable in enum org.apache.kafka.streams.errors.DeserializationExceptionHandler.DeserializationHandlerResponse
the permanent and immutable id of an API--this can't change ever
id - Variable in enum org.apache.kafka.streams.errors.ProductionExceptionHandler.ProductionExceptionHandlerResponse
the permanent and immutable id of an API--this can't change ever
id - Variable in enum org.apache.kafka.streams.errors.StreamsUncaughtExceptionHandler.StreamThreadExceptionResponse
the permanent and immutable id of an API--this can't change ever
id() - Method in interface org.apache.kafka.streams.TopologyDescription.GlobalStore
 
id() - Method in interface org.apache.kafka.streams.TopologyDescription.Subtopology
Internally assigned unique ID.
inactivityGap() - Method in class org.apache.kafka.streams.kstream.SessionWindows
Return the specified gap for the session windows in milliseconds.
init(ProcessorContext) - Method in interface org.apache.kafka.streams.kstream.Transformer
Initialize this transformer.
init(ProcessorContext) - Method in interface org.apache.kafka.streams.kstream.ValueTransformer
Initialize this transformer.
init(ProcessorContext) - Method in interface org.apache.kafka.streams.kstream.ValueTransformerWithKey
Initialize this transformer.
init(ProcessorContext) - Method in class org.apache.kafka.streams.processor.AbstractProcessor
 
init(ProcessorContext<KOut, VOut>) - Method in interface org.apache.kafka.streams.processor.api.Processor
Initialize this processor with the given context.
init(ProcessorContext) - Method in interface org.apache.kafka.streams.processor.Processor
Initialize this processor with the given context.
init(ProcessorContext, StateStore) - Method in interface org.apache.kafka.streams.processor.StateStore
Deprecated.
Since 2.7.0. Callers should invoke StateStore.init(StateStoreContext, StateStore) instead. Implementers may choose to implement this method for backward compatibility or to throw an informative exception instead.
init(StateStoreContext, StateStore) - Method in interface org.apache.kafka.streams.processor.StateStore
Initializes this state store.
Initializer<VA> - Interface in org.apache.kafka.streams.kstream
The Initializer interface for creating an initial value in aggregations.
inMemoryKeyValueStore(String) - Static method in class org.apache.kafka.streams.state.Stores
Create an in-memory KeyValueBytesStoreSupplier.
inMemorySessionStore(String, Duration) - Static method in class org.apache.kafka.streams.state.Stores
Create an in-memory SessionBytesStoreSupplier.
inMemoryWindowStore(String, Duration, Duration, boolean) - Static method in class org.apache.kafka.streams.state.Stores
Create an in-memory WindowBytesStoreSupplier.
INTERNAL_TASK_ASSIGNOR_CLASS - Static variable in class org.apache.kafka.streams.StreamsConfig.InternalConfig
 
InternalConfig() - Constructor for class org.apache.kafka.streams.StreamsConfig.InternalConfig
 
InvalidStateStoreException - Exception in org.apache.kafka.streams.errors
Indicates that there was a problem when trying to access a StateStore.
InvalidStateStoreException(String) - Constructor for exception org.apache.kafka.streams.errors.InvalidStateStoreException
 
InvalidStateStoreException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.InvalidStateStoreException
 
InvalidStateStoreException(Throwable) - Constructor for exception org.apache.kafka.streams.errors.InvalidStateStoreException
 
InvalidStateStorePartitionException - Exception in org.apache.kafka.streams.errors
Indicates that the specific state store being queried via StoreQueryParameters used a partitioning that is not assigned to this instance.
InvalidStateStorePartitionException(String) - Constructor for exception org.apache.kafka.streams.errors.InvalidStateStorePartitionException
 
InvalidStateStorePartitionException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.InvalidStateStorePartitionException
 
isOpen() - Method in interface org.apache.kafka.streams.processor.StateStore
Is this store open for reading and writing
isRunningOrRebalancing() - Method in enum org.apache.kafka.streams.KafkaStreams.State
 
isValidTransition(KafkaStreams.State) - Method in enum org.apache.kafka.streams.KafkaStreams.State
 

J

join(KStream<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, JoinWindows) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with another KStream's records using windowed inner equi join with default serializers and deserializers.
join(KStream<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, JoinWindows, Joined<K, V, VO>) - Method in interface org.apache.kafka.streams.kstream.KStream
join(KStream<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, JoinWindows, StreamJoined<K, V, VO>) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with another KStream's records using windowed inner equi join using the StreamJoined instance for configuration of the key serde, this stream's value serde, the other stream's value serde, and used state stores.
join(KTable<K, VT>, ValueJoiner<? super V, ? super VT, ? extends VR>) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with KTable's records using non-windowed inner equi join with default serializers and deserializers.
join(KTable<K, VT>, ValueJoiner<? super V, ? super VT, ? extends VR>, Joined<K, V, VT>) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with KTable's records using non-windowed inner equi join with default serializers and deserializers.
join(GlobalKTable<GK, GV>, KeyValueMapper<? super K, ? super V, ? extends GK>, ValueJoiner<? super V, ? super GV, ? extends RV>) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with GlobalKTable's records using non-windowed inner equi join.
join(GlobalKTable<GK, GV>, KeyValueMapper<? super K, ? super V, ? extends GK>, ValueJoiner<? super V, ? super GV, ? extends RV>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with GlobalKTable's records using non-windowed inner equi join.
join(KTable<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable with another KTable's records using non-windowed inner equi join, with default serializers, deserializers, and state store.
join(KTable<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, Named) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable with another KTable's records using non-windowed inner equi join, with default serializers, deserializers, and state store.
join(KTable<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable with another KTable's records using non-windowed inner equi join, with the Materialized instance for configuration of the key serde, the result table's value serde, and state store.
join(KTable<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, Named, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable with another KTable's records using non-windowed inner equi join, with the Materialized instance for configuration of the key serde, the result table's value serde, and state store.
join(KTable<KO, VO>, Function<V, KO>, ValueJoiner<V, VO, VR>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable with another KTable using non-windowed inner join.
join(KTable<KO, VO>, Function<V, KO>, ValueJoiner<V, VO, VR>, Named) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable with another KTable using non-windowed inner join.
join(KTable<KO, VO>, Function<V, KO>, ValueJoiner<V, VO, VR>, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable with another KTable using non-windowed inner join.
join(KTable<KO, VO>, Function<V, KO>, ValueJoiner<V, VO, VR>, Named, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable with another KTable using non-windowed inner join.
Joined<K,V,VO> - Class in org.apache.kafka.streams.kstream
The Joined class represents optional params that can be passed to KStream#join(KTable,...) and KStream#leftJoin(KTable,...) operations.
Joined(Joined<K, V, VO>) - Constructor for class org.apache.kafka.streams.kstream.Joined
 
JoinWindows - Class in org.apache.kafka.streams.kstream
The window specifications used for joins.

K

KafkaClientSupplier - Interface in org.apache.kafka.streams
KafkaClientSupplier can be used to provide custom Kafka clients to a KafkaStreams instance.
KafkaStreams - Class in org.apache.kafka.streams
A Kafka client that allows for performing continuous computation on input coming from one or more input topics and sends output to zero, one, or more output topics.
KafkaStreams(Topology, Properties) - Constructor for class org.apache.kafka.streams.KafkaStreams
Create a KafkaStreams instance.
KafkaStreams(Topology, Properties, KafkaClientSupplier) - Constructor for class org.apache.kafka.streams.KafkaStreams
Create a KafkaStreams instance.
KafkaStreams(Topology, Properties, Time) - Constructor for class org.apache.kafka.streams.KafkaStreams
Create a KafkaStreams instance.
KafkaStreams(Topology, Properties, KafkaClientSupplier, Time) - Constructor for class org.apache.kafka.streams.KafkaStreams
Create a KafkaStreams instance.
KafkaStreams(Topology, StreamsConfig) - Constructor for class org.apache.kafka.streams.KafkaStreams
KafkaStreams(Topology, StreamsConfig, KafkaClientSupplier) - Constructor for class org.apache.kafka.streams.KafkaStreams
KafkaStreams(Topology, StreamsConfig, Time) - Constructor for class org.apache.kafka.streams.KafkaStreams
KafkaStreams.State - Enum in org.apache.kafka.streams
Kafka Streams states are the possible state that a Kafka Streams instance can be in.
KafkaStreams.StateListener - Interface in org.apache.kafka.streams
Listen to KafkaStreams.State change events.
key - Variable in class org.apache.kafka.streams.KeyValue
The key of the key-value pair.
key() - Method in class org.apache.kafka.streams.kstream.Windowed
Return the key of the window.
key() - Method in class org.apache.kafka.streams.processor.api.Record
The key of the record.
keyDeserializer() - Method in class org.apache.kafka.streams.state.StateSerdes
Return the key deserializer.
keyFrom(byte[]) - Method in class org.apache.kafka.streams.state.StateSerdes
Deserialize the key from raw bytes.
KeyQueryMetadata - Class in org.apache.kafka.streams
Represents all the metadata related to a key, where a particular key resides in a KafkaStreams application.
KeyQueryMetadata(HostInfo, Set<HostInfo>, int) - Constructor for class org.apache.kafka.streams.KeyQueryMetadata
 
keySerde - Variable in class org.apache.kafka.streams.kstream.Consumed
 
keySerde - Variable in class org.apache.kafka.streams.kstream.Grouped
 
keySerde(Serde<K>) - Static method in class org.apache.kafka.streams.kstream.Grouped
Create a Grouped instance with the provided keySerde.
keySerde - Variable in class org.apache.kafka.streams.kstream.Joined
 
keySerde(Serde<K>) - Static method in class org.apache.kafka.streams.kstream.Joined
Create an instance of Joined with a key Serde.
keySerde() - Method in class org.apache.kafka.streams.kstream.Joined
 
keySerde - Variable in class org.apache.kafka.streams.kstream.Materialized
 
keySerde - Variable in class org.apache.kafka.streams.kstream.Produced
 
keySerde(Serde<K>) - Static method in class org.apache.kafka.streams.kstream.Produced
Create a Produced instance with provided keySerde.
keySerde - Variable in class org.apache.kafka.streams.kstream.Repartitioned
 
keySerde - Variable in class org.apache.kafka.streams.kstream.Serialized
Deprecated.
 
keySerde - Variable in class org.apache.kafka.streams.kstream.StreamJoined
 
keySerde() - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
Returns the default key serde.
keySerde() - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Returns the default key serde.
keySerde() - Method in interface org.apache.kafka.streams.processor.StateStoreContext
Returns the default key serde.
keySerde() - Method in class org.apache.kafka.streams.state.StateSerdes
Return the key serde.
keySerializer() - Method in class org.apache.kafka.streams.state.StateSerdes
Return the key serializer.
KeyValue<K,V> - Class in org.apache.kafka.streams
A key-value pair defined for a single Kafka Streams record.
KeyValue(K, V) - Constructor for class org.apache.kafka.streams.KeyValue
Create a new key-value pair.
KeyValueBytesStoreSupplier - Interface in org.apache.kafka.streams.state
A store supplier that can be used to create one or more KeyValueStore<Bytes, byte[]> instances of type <Bytes, byte[]>.
KeyValueIterator<K,V> - Interface in org.apache.kafka.streams.state
Iterator interface of KeyValue.
KeyValueMapper<K,V,VR> - Interface in org.apache.kafka.streams.kstream
The KeyValueMapper interface for mapping a key-value pair to a new value of arbitrary type.
KeyValueStore<K,V> - Interface in org.apache.kafka.streams.state
A key-value store that supports put/get/delete and range queries.
keyValueStore() - Static method in class org.apache.kafka.streams.state.QueryableStoreTypes
keyValueStoreBuilder(KeyValueBytesStoreSupplier, Serde<K>, Serde<V>) - Static method in class org.apache.kafka.streams.state.Stores
Creates a StoreBuilder that can be used to build a KeyValueStore.
KGroupedStream<K,V> - Interface in org.apache.kafka.streams.kstream
KGroupedStream is an abstraction of a grouped record stream of KeyValue pairs.
KGroupedTable<K,V> - Interface in org.apache.kafka.streams.kstream
KGroupedTable is an abstraction of a re-grouped changelog stream from a primary-keyed table, usually on a different grouping key than the original primary key.
KStream<K,V> - Interface in org.apache.kafka.streams.kstream
KStream is an abstraction of a record stream of KeyValue pairs, i.e., each record is an independent entity/event in the real world.
KTable<K,V> - Interface in org.apache.kafka.streams.kstream
KTable is an abstraction of a changelog stream from a primary-keyed table.

L

label - Variable in class org.apache.kafka.streams.kstream.Printed
 
LagInfo - Class in org.apache.kafka.streams
Encapsulates information about lag, at a store partition replica (active or standby).
leftJoin(KStream<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, JoinWindows) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with another KStream's records using windowed left equi join with default serializers and deserializers.
leftJoin(KStream<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, JoinWindows, Joined<K, V, VO>) - Method in interface org.apache.kafka.streams.kstream.KStream
leftJoin(KStream<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, JoinWindows, StreamJoined<K, V, VO>) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with another KStream's records using windowed left equi join using the StreamJoined instance for configuration of the key serde, this stream's value serde, the other stream's value serde, and used state stores.
leftJoin(KTable<K, VT>, ValueJoiner<? super V, ? super VT, ? extends VR>) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with KTable's records using non-windowed left equi join with default serializers and deserializers.
leftJoin(KTable<K, VT>, ValueJoiner<? super V, ? super VT, ? extends VR>, Joined<K, V, VT>) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with KTable's records using non-windowed left equi join with default serializers and deserializers.
leftJoin(GlobalKTable<GK, GV>, KeyValueMapper<? super K, ? super V, ? extends GK>, ValueJoiner<? super V, ? super GV, ? extends RV>) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with GlobalKTable's records using non-windowed left equi join.
leftJoin(GlobalKTable<GK, GV>, KeyValueMapper<? super K, ? super V, ? extends GK>, ValueJoiner<? super V, ? super GV, ? extends RV>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with GlobalKTable's records using non-windowed left equi join.
leftJoin(KTable<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable (left input) with another KTable's (right input) records using non-windowed left equi join, with default serializers, deserializers, and state store.
leftJoin(KTable<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, Named) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable (left input) with another KTable's (right input) records using non-windowed left equi join, with default serializers, deserializers, and state store.
leftJoin(KTable<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable (left input) with another KTable's (right input) records using non-windowed left equi join, with the Materialized instance for configuration of the key serde, the result table's value serde, and state store.
leftJoin(KTable<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, Named, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable (left input) with another KTable's (right input) records using non-windowed left equi join, with the Materialized instance for configuration of the key serde, the result table's value serde, and state store.
leftJoin(KTable<KO, VO>, Function<V, KO>, ValueJoiner<V, VO, VR>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable with another KTable using non-windowed left join.
leftJoin(KTable<KO, VO>, Function<V, KO>, ValueJoiner<V, VO, VR>, Named) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable with another KTable using non-windowed left join.
leftJoin(KTable<KO, VO>, Function<V, KO>, ValueJoiner<V, VO, VR>, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable with another KTable using non-windowed left join.
leftJoin(KTable<KO, VO>, Function<V, KO>, ValueJoiner<V, VO, VR>, Named, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable with another KTable using non-windowed left join.
localThreadsMetadata() - Method in class org.apache.kafka.streams.KafkaStreams
Returns runtime information about the local threads of this KafkaStreams instance.
LockException - Exception in org.apache.kafka.streams.errors
Indicates that the state store directory lock could not be acquired because another thread holds the lock.
LockException(String) - Constructor for exception org.apache.kafka.streams.errors.LockException
 
LockException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.LockException
 
LockException(Throwable) - Constructor for exception org.apache.kafka.streams.errors.LockException
 
LOG - Static variable in interface org.apache.kafka.streams.state.RocksDBConfigSetter
 
LogAndContinueExceptionHandler - Class in org.apache.kafka.streams.errors
Deserialization handler that logs a deserialization exception and then signals the processing pipeline to continue processing more records.
LogAndContinueExceptionHandler() - Constructor for class org.apache.kafka.streams.errors.LogAndContinueExceptionHandler
 
LogAndFailExceptionHandler - Class in org.apache.kafka.streams.errors
Deserialization handler that logs a deserialization exception and then signals the processing pipeline to stop processing more records and fail.
LogAndFailExceptionHandler() - Constructor for class org.apache.kafka.streams.errors.LogAndFailExceptionHandler
 
LogAndSkipOnInvalidTimestamp - Class in org.apache.kafka.streams.processor
Retrieves embedded metadata timestamps from Kafka messages.
LogAndSkipOnInvalidTimestamp() - Constructor for class org.apache.kafka.streams.processor.LogAndSkipOnInvalidTimestamp
 
logConfig() - Method in interface org.apache.kafka.streams.state.StoreBuilder
Returns a Map containing any log configs that will be used when creating the changelog for the StateStore.
loggingEnabled - Variable in class org.apache.kafka.streams.kstream.Materialized
 
loggingEnabled - Variable in class org.apache.kafka.streams.kstream.StreamJoined
 
loggingEnabled() - Method in interface org.apache.kafka.streams.state.StoreBuilder
 
lruMap(String, int) - Static method in class org.apache.kafka.streams.state.Stores
Create a LRU Map KeyValueBytesStoreSupplier.

M

main(String[]) - Static method in class org.apache.kafka.streams.StreamsConfig
 
MAIN_CONSUMER_PREFIX - Static variable in class org.apache.kafka.streams.StreamsConfig
Prefix used to override consumer configs for the main consumer client from the general consumer client configs.
mainConsumerPrefix(String) - Static method in class org.apache.kafka.streams.StreamsConfig
Prefix a property with StreamsConfig.MAIN_CONSUMER_PREFIX.
maintainMs() - Method in class org.apache.kafka.streams.kstream.JoinWindows
Deprecated.
since 2.1. This function should not be used anymore, since JoinWindows.until(long) is deprecated in favor of JoinWindows.grace(Duration).
maintainMs() - Method in class org.apache.kafka.streams.kstream.SessionWindows
Deprecated.
since 2.1. Use Materialized.retention instead.
maintainMs() - Method in class org.apache.kafka.streams.kstream.TimeWindows
Deprecated.
since 2.1. Use Materialized.retention instead.
maintainMs() - Method in class org.apache.kafka.streams.kstream.UnlimitedWindows
Deprecated.
since 2.1. Use Materialized.retention instead.
maintainMs() - Method in class org.apache.kafka.streams.kstream.Windows
Deprecated.
since 2.1. Use Materialized.retention instead.
make(V, long) - Static method in class org.apache.kafka.streams.state.ValueAndTimestamp
Create a new ValueAndTimestamp instance if the provide value is not null.
map(KeyValueMapper<? super K, ? super V, ? extends KeyValue<? extends KR, ? extends VR>>) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform each record of the input stream into a new record in the output stream (both key and value type can be altered arbitrarily).
map(KeyValueMapper<? super K, ? super V, ? extends KeyValue<? extends KR, ? extends VR>>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform each record of the input stream into a new record in the output stream (both key and value type can be altered arbitrarily).
mapper - Variable in class org.apache.kafka.streams.kstream.Printed
 
mapValues(ValueMapper<? super V, ? extends VR>) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform the value of each input record into a new value (with possible new type) of the output record.
mapValues(ValueMapper<? super V, ? extends VR>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform the value of each input record into a new value (with possible new type) of the output record.
mapValues(ValueMapperWithKey<? super K, ? super V, ? extends VR>) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform the value of each input record into a new value (with possible new type) of the output record.
mapValues(ValueMapperWithKey<? super K, ? super V, ? extends VR>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform the value of each input record into a new value (with possible new type) of the output record.
mapValues(ValueMapper<? super V, ? extends VR>) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable by transforming the value of each record in this KTable into a new value (with possibly a new type) in the new KTable, with default serializers, deserializers, and state store.
mapValues(ValueMapper<? super V, ? extends VR>, Named) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable by transforming the value of each record in this KTable into a new value (with possibly a new type) in the new KTable, with default serializers, deserializers, and state store.
mapValues(ValueMapperWithKey<? super K, ? super V, ? extends VR>) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable by transforming the value of each record in this KTable into a new value (with possibly a new type) in the new KTable, with default serializers, deserializers, and state store.
mapValues(ValueMapperWithKey<? super K, ? super V, ? extends VR>, Named) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable by transforming the value of each record in this KTable into a new value (with possibly a new type) in the new KTable, with default serializers, deserializers, and state store.
mapValues(ValueMapper<? super V, ? extends VR>, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable by transforming the value of each record in this KTable into a new value (with possibly a new type) in the new KTable, with the key serde, value serde, and the underlying materialized state storage configured in the Materialized instance.
mapValues(ValueMapper<? super V, ? extends VR>, Named, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable by transforming the value of each record in this KTable into a new value (with possibly a new type) in the new KTable, with the key serde, value serde, and the underlying materialized state storage configured in the Materialized instance.
mapValues(ValueMapperWithKey<? super K, ? super V, ? extends VR>, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable by transforming the value of each record in this KTable into a new value (with possibly a new type) in the new KTable, with the key serde, value serde, and the underlying materialized state storage configured in the Materialized instance.
mapValues(ValueMapperWithKey<? super K, ? super V, ? extends VR>, Named, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable by transforming the value of each record in this KTable into a new value (with possibly a new type) in the new KTable, with the key serde, value serde, and the underlying materialized state storage configured in the Materialized instance.
Materialized<K,V,S extends StateStore> - Class in org.apache.kafka.streams.kstream
Used to describe how a StateStore should be materialized.
Materialized(Materialized<K, V, S>) - Constructor for class org.apache.kafka.streams.kstream.Materialized
Copy constructor.
MAX_TASK_IDLE_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
max.task.idle.ms
MAX_WARMUP_REPLICAS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
max.warmup.replicas
maxBytes(long) - Static method in interface org.apache.kafka.streams.kstream.Suppressed.BufferConfig
Create a size-constrained buffer in terms of the maximum number of bytes it will use.
maxNumPartitions(Cluster, Set<String>) - Method in class org.apache.kafka.streams.processor.DefaultPartitionGrouper
Deprecated.
 
maxRecords(long) - Static method in interface org.apache.kafka.streams.kstream.Suppressed.BufferConfig
Create a size-constrained buffer in terms of the maximum number of keys it will store.
merge(KStream<K, V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Merge this stream and the given stream into one larger stream.
merge(KStream<K, V>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Merge this stream and the given stream into one larger stream.
Merger<K,V> - Interface in org.apache.kafka.streams.kstream
The interface for merging aggregate values for SessionWindows with the given key.
METADATA_MAX_AGE_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
metadata.max.age.ms
metadataForKey(String, K, Serializer<K>) - Method in class org.apache.kafka.streams.KafkaStreams
metadataForKey(String, K, StreamPartitioner<? super K, ?>) - Method in class org.apache.kafka.streams.KafkaStreams
METRIC_REPORTER_CLASSES_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
metric.reporters
metrics() - Method in class org.apache.kafka.streams.KafkaStreams
Get read-only handle on global metrics registry, including streams client's own metrics plus its embedded producer, consumer and admin clients' metrics.
metrics() - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
Returns Metrics instance.
metrics() - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Returns Metrics instance.
metrics() - Method in interface org.apache.kafka.streams.processor.StateStoreContext
Returns Metrics instance.
metrics() - Method in interface org.apache.kafka.streams.StreamsMetrics
Get read-only handle on global metrics registry.
METRICS_0100_TO_24 - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "built.in.metrics.version" for built-in metrics from version 0.10.0.
METRICS_LATEST - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "built.in.metrics.version" for the latest built-in metrics version.
METRICS_NUM_SAMPLES_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
metrics.num.samples
METRICS_RECORDING_LEVEL_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
metrics.record.level
METRICS_SAMPLE_WINDOW_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
metrics.sample.window.ms
metricsScope() - Method in interface org.apache.kafka.streams.state.StoreSupplier
Return a String that is used as the scope for metrics recorded by Metered stores.
MissingSourceTopicException - Exception in org.apache.kafka.streams.errors
 
MissingSourceTopicException(String) - Constructor for exception org.apache.kafka.streams.errors.MissingSourceTopicException
 

N

name - Variable in enum org.apache.kafka.streams.errors.DeserializationExceptionHandler.DeserializationHandlerResponse
an english description of the api--this is for debugging and can change
name - Variable in enum org.apache.kafka.streams.errors.ProductionExceptionHandler.ProductionExceptionHandlerResponse
an english description of the api--this is for debugging and can change
name - Variable in enum org.apache.kafka.streams.errors.StreamsUncaughtExceptionHandler.StreamThreadExceptionResponse
an english description of the api--this is for debugging and can change
name - Variable in class org.apache.kafka.streams.kstream.Branched
 
name - Variable in class org.apache.kafka.streams.kstream.Grouped
 
name - Variable in class org.apache.kafka.streams.kstream.Joined
 
name() - Method in class org.apache.kafka.streams.kstream.Joined
Deprecated.
this method will be removed in a in a future release
name - Variable in class org.apache.kafka.streams.kstream.Named
 
name - Variable in class org.apache.kafka.streams.kstream.Repartitioned
 
name - Variable in class org.apache.kafka.streams.kstream.StreamJoined
 
name() - Method in interface org.apache.kafka.streams.processor.StateStore
The name of this store.
name() - Method in interface org.apache.kafka.streams.state.StoreBuilder
Return the name of this state store builder.
name() - Method in interface org.apache.kafka.streams.state.StoreSupplier
Return the name of this state store supplier.
name() - Method in interface org.apache.kafka.streams.TopologyDescription.Node
The name of the node.
named(String) - Static method in class org.apache.kafka.streams.kstream.Joined
Deprecated.
use Joined.as(String) instead
Named - Class in org.apache.kafka.streams.kstream
 
Named(Named) - Constructor for class org.apache.kafka.streams.kstream.Named
 
Named(String) - Constructor for class org.apache.kafka.streams.kstream.Named
 
NO_OPTIMIZATION - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "topology.optimization" for disabling topology optimization
noDefaultBranch() - Method in interface org.apache.kafka.streams.kstream.BranchedKStream
Finalize the construction of branches without forming a default branch.
nodes() - Method in interface org.apache.kafka.streams.TopologyDescription.Subtopology
All nodes of this sub-topology.
NOT_AVAILABLE - Static variable in class org.apache.kafka.streams.KeyQueryMetadata
Sentinel to indicate that the KeyQueryMetadata is currently unavailable.
NOT_AVAILABLE - Static variable in class org.apache.kafka.streams.state.StreamsMetadata
Sentinel to indicate that the StreamsMetadata is currently unavailable.
NUM_STANDBY_REPLICAS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
num.standby.replicas
NUM_STREAM_THREADS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
num.stream.threads
numberOfPartitions - Variable in class org.apache.kafka.streams.kstream.Repartitioned
 
numberOfPartitions(int) - Static method in class org.apache.kafka.streams.kstream.Repartitioned
Create a Repartitioned instance with provided number of partitions for repartition topic.

O

of(long) - Static method in class org.apache.kafka.streams.kstream.JoinWindows
Deprecated.
of(Duration) - Static method in class org.apache.kafka.streams.kstream.JoinWindows
Specifies that records of the same key are joinable if their timestamps are within timeDifference, i.e., the timestamp of a record from the secondary stream is max timeDifference earlier or later than the timestamp of the record from the primary stream.
of(long) - Static method in class org.apache.kafka.streams.kstream.TimeWindows
Deprecated.
of(Duration) - Static method in class org.apache.kafka.streams.kstream.TimeWindows
Return a window definition with the given window size, and with the advance interval being equal to the window size.
of() - Static method in class org.apache.kafka.streams.kstream.UnlimitedWindows
Return an unlimited window starting at timestamp zero.
offset() - Method in interface org.apache.kafka.streams.processor.api.RecordMetadata
 
offset() - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Returns the offset of the current input record; could be -1 if it is not available (for example, if this method is invoked from the punctuate call).
offset() - Method in interface org.apache.kafka.streams.processor.RecordContext
 
offsetLag() - Method in class org.apache.kafka.streams.LagInfo
Get the measured lag between current and end offset positions, for this store partition replica
onBatchRestored(TopicPartition, String, long, long) - Method in interface org.apache.kafka.streams.processor.StateRestoreListener
Method called after restoring a batch of records.
onChange(KafkaStreams.State, KafkaStreams.State) - Method in interface org.apache.kafka.streams.KafkaStreams.StateListener
Called when state changes.
onInvalidTimestamp(ConsumerRecord<Object, Object>, long, long) - Method in class org.apache.kafka.streams.processor.FailOnInvalidTimestamp
Raises an exception on every call.
onInvalidTimestamp(ConsumerRecord<Object, Object>, long, long) - Method in class org.apache.kafka.streams.processor.LogAndSkipOnInvalidTimestamp
Writes a log WARN message when the extracted timestamp is invalid (negative) but returns the invalid timestamp as-is, which ultimately causes the record to be skipped and not to be processed.
onInvalidTimestamp(ConsumerRecord<Object, Object>, long, long) - Method in class org.apache.kafka.streams.processor.UsePartitionTimeOnInvalidTimestamp
Returns the current stream-time as new timestamp for the record.
onInvalidTimestamp(ConsumerRecord<Object, Object>, long, long) - Method in class org.apache.kafka.streams.processor.UsePreviousTimeOnInvalidTimestamp
Deprecated.
Returns the current stream-time as new timestamp for the record.
onRestoreEnd(TopicPartition, String, long) - Method in interface org.apache.kafka.streams.processor.StateRestoreListener
Method called when restoring the StateStore is complete.
onRestoreStart(TopicPartition, String, long, long) - Method in interface org.apache.kafka.streams.processor.StateRestoreListener
Method called at the very beginning of StateStore restoration.
OPTIMIZE - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "topology.optimization" for enabling topology optimization
org.apache.kafka.streams - package org.apache.kafka.streams
 
org.apache.kafka.streams.errors - package org.apache.kafka.streams.errors
 
org.apache.kafka.streams.kstream - package org.apache.kafka.streams.kstream
 
org.apache.kafka.streams.processor - package org.apache.kafka.streams.processor
 
org.apache.kafka.streams.processor.api - package org.apache.kafka.streams.processor.api
 
org.apache.kafka.streams.state - package org.apache.kafka.streams.state
 
otherStoreSupplier - Variable in class org.apache.kafka.streams.kstream.StreamJoined
 
otherValueSerde - Variable in class org.apache.kafka.streams.kstream.Joined
 
otherValueSerde(Serde<VO>) - Static method in class org.apache.kafka.streams.kstream.Joined
Create an instance of Joined with an other value Serde.
otherValueSerde() - Method in class org.apache.kafka.streams.kstream.Joined
 
otherValueSerde - Variable in class org.apache.kafka.streams.kstream.StreamJoined
 
outerJoin(KStream<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, JoinWindows) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with another KStream's records using windowed outer equi join with default serializers and deserializers.
outerJoin(KStream<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, JoinWindows, Joined<K, V, VO>) - Method in interface org.apache.kafka.streams.kstream.KStream
outerJoin(KStream<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, JoinWindows, StreamJoined<K, V, VO>) - Method in interface org.apache.kafka.streams.kstream.KStream
Join records of this stream with another KStream's records using windowed outer equi join using the StreamJoined instance for configuration of the key serde, this stream's value serde, the other stream's value serde, and used state stores.
outerJoin(KTable<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable (left input) with another KTable's (right input) records using non-windowed outer equi join, with default serializers, deserializers, and state store.
outerJoin(KTable<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, Named) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable (left input) with another KTable's (right input) records using non-windowed outer equi join, with default serializers, deserializers, and state store.
outerJoin(KTable<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable (left input) with another KTable's (right input) records using non-windowed outer equi join, with the Materialized instance for configuration of the key serde, the result table's value serde, and state store.
outerJoin(KTable<K, VO>, ValueJoiner<? super V, ? super VO, ? extends VR>, Named, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KTable
Join records of this KTable (left input) with another KTable's (right input) records using non-windowed outer equi join, with the Materialized instance for configuration of the key serde, the result table's value serde, and state store.
outputStream - Variable in class org.apache.kafka.streams.kstream.Printed
 
overlap(Window) - Method in class org.apache.kafka.streams.kstream.Window
Check if the given window overlaps with this window.

P

pair(K, V) - Static method in class org.apache.kafka.streams.KeyValue
Create a new key-value pair.
parse(String) - Static method in class org.apache.kafka.streams.processor.TaskId
 
partition() - Method in class org.apache.kafka.streams.KeyQueryMetadata
Get the store partition corresponding to the key.
partition() - Method in interface org.apache.kafka.streams.processor.api.RecordMetadata
 
partition() - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Returns the partition id of the current input record; could be -1 if it is not available (for example, if this method is invoked from the punctuate call).
partition() - Method in interface org.apache.kafka.streams.processor.RecordContext
 
partition(String, K, V, int) - Method in interface org.apache.kafka.streams.processor.StreamPartitioner
Determine the partition number for a record with the given key and value and the current number of partitions.
partition - Variable in class org.apache.kafka.streams.processor.TaskId
The ID of the partition.
partition() - Method in class org.apache.kafka.streams.StoreQueryParameters
Get the store partition that will be queried.
PARTITION_GROUPER_CLASS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
Deprecated.
partitioner - Variable in class org.apache.kafka.streams.kstream.Produced
 
partitioner - Variable in class org.apache.kafka.streams.kstream.Repartitioned
 
PartitionGrouper - Interface in org.apache.kafka.streams.processor
Deprecated.
since 2.4 release; will be removed in 3.0.0 via KAFKA-7785
partitionGroups(Map<Integer, Set<String>>, Cluster) - Method in class org.apache.kafka.streams.processor.DefaultPartitionGrouper
Deprecated.
Generate tasks with the assigned topic partitions.
partitionGroups(Map<Integer, Set<String>>, Cluster) - Method in interface org.apache.kafka.streams.processor.PartitionGrouper
Deprecated.
Returns a map of task ids to groups of partitions.
peek(ForeachAction<? super K, ? super V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Perform an action on each record of KStream.
peek(ForeachAction<? super K, ? super V>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Perform an action on each record of KStream.
peekNextKey() - Method in interface org.apache.kafka.streams.state.KeyValueIterator
Peek at the next key without advancing the iterator
persistent() - Method in interface org.apache.kafka.streams.processor.StateStore
Return if the storage is persistent or not.
persistentKeyValueStore(String) - Static method in class org.apache.kafka.streams.state.Stores
Create a persistent KeyValueBytesStoreSupplier.
persistentSessionStore(String, long) - Static method in class org.apache.kafka.streams.state.Stores
Deprecated.
persistentSessionStore(String, Duration) - Static method in class org.apache.kafka.streams.state.Stores
Create a persistent SessionBytesStoreSupplier.
persistentTimestampedKeyValueStore(String) - Static method in class org.apache.kafka.streams.state.Stores
Create a persistent KeyValueBytesStoreSupplier.
persistentTimestampedWindowStore(String, Duration, Duration, boolean) - Static method in class org.apache.kafka.streams.state.Stores
Create a persistent WindowBytesStoreSupplier.
persistentWindowStore(String, long, int, long, boolean) - Static method in class org.apache.kafka.streams.state.Stores
persistentWindowStore(String, Duration, Duration, boolean) - Static method in class org.apache.kafka.streams.state.Stores
Create a persistent WindowBytesStoreSupplier.
POLL_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
poll.ms
port() - Method in class org.apache.kafka.streams.state.HostInfo
 
port() - Method in class org.apache.kafka.streams.state.StreamsMetadata
 
postProcessParsedConfig(Map<String, Object>) - Method in class org.apache.kafka.streams.StreamsConfig
 
predecessors() - Method in interface org.apache.kafka.streams.TopologyDescription.Node
The predecessors of this node within a sub-topology.
Predicate<K,V> - Interface in org.apache.kafka.streams.kstream
The Predicate interface represents a predicate (boolean-valued function) of a KeyValue pair.
prefixScan(P, PS) - Method in interface org.apache.kafka.streams.state.ReadOnlyKeyValueStore
Return an iterator over all keys with the specified prefix.
print(Printed<K, V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Print the records of this KStream using the options provided by Printed Note that this is mainly for debugging/testing purposes, and it will try to flush on each record print.
Printed<K,V> - Class in org.apache.kafka.streams.kstream
An object to define the options used when printing a KStream.
Printed(Printed<K, V>) - Constructor for class org.apache.kafka.streams.kstream.Printed
Copy constructor.
PROBING_REBALANCE_INTERVAL_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
probing.rebalance.interval.ms
process(ProcessorSupplier<? super K, ? super V>, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Process all records in this stream, one record at a time, by applying a Processor (provided by the given ProcessorSupplier).
process(ProcessorSupplier<? super K, ? super V>, Named, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Process all records in this stream, one record at a time, by applying a Processor (provided by the given ProcessorSupplier).
process(Record<KIn, VIn>) - Method in interface org.apache.kafka.streams.processor.api.Processor
Process the record.
process(K, V) - Method in interface org.apache.kafka.streams.processor.Processor
Process the record with the given key and value.
PROCESSING_GUARANTEE_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
processing.guarantee
Processor<KIn,VIn,KOut,VOut> - Interface in org.apache.kafka.streams.processor.api
A processor of key-value pair records.
Processor<K,V> - Interface in org.apache.kafka.streams.processor
A processor of key-value pair records.
processor() - Method in interface org.apache.kafka.streams.TopologyDescription.GlobalStore
The processor node maintaining the global store.
ProcessorContext<KForward,VForward> - Interface in org.apache.kafka.streams.processor.api
Processor context interface.
ProcessorContext - Interface in org.apache.kafka.streams.processor
Processor context interface.
processorName - Variable in class org.apache.kafka.streams.kstream.Consumed
 
processorName - Variable in class org.apache.kafka.streams.kstream.Printed
 
processorName - Variable in class org.apache.kafka.streams.kstream.Produced
 
ProcessorStateException - Exception in org.apache.kafka.streams.errors
Indicates a processor state operation (e.g.
ProcessorStateException(String) - Constructor for exception org.apache.kafka.streams.errors.ProcessorStateException
 
ProcessorStateException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.ProcessorStateException
 
ProcessorStateException(Throwable) - Constructor for exception org.apache.kafka.streams.errors.ProcessorStateException
 
ProcessorSupplier<KIn,VIn,KOut,VOut> - Interface in org.apache.kafka.streams.processor.api
A processor supplier that can create one or more Processor instances.
ProcessorSupplier<K,V> - Interface in org.apache.kafka.streams.processor
A processor supplier that can create one or more Processor instances.
Produced<K,V> - Class in org.apache.kafka.streams.kstream
This class is used to provide the optional parameters when producing to new topics using KStream.through(String, Produced) or KStream.to(String, Produced).
Produced(Produced<K, V>) - Constructor for class org.apache.kafka.streams.kstream.Produced
 
PRODUCER_PREFIX - Static variable in class org.apache.kafka.streams.StreamsConfig
Prefix used to isolate producer configs from other client configs.
producerClientIds() - Method in class org.apache.kafka.streams.processor.ThreadMetadata
 
producerPrefix(String) - Static method in class org.apache.kafka.streams.StreamsConfig
Prefix a property with StreamsConfig.PRODUCER_PREFIX.
ProductionExceptionHandler - Interface in org.apache.kafka.streams.errors
Interface that specifies how an exception when attempting to produce a result to Kafka should be handled.
ProductionExceptionHandler.ProductionExceptionHandlerResponse - Enum in org.apache.kafka.streams.errors
 
punctuate(long) - Method in interface org.apache.kafka.streams.processor.Punctuator
Perform the scheduled periodic operation.
PunctuationType - Enum in org.apache.kafka.streams.processor
Controls what notion of time is used for punctuation scheduled via ProcessorContext.schedule(Duration, PunctuationType, Punctuator) schedule}: STREAM_TIME - uses "stream time", which is advanced by the processing of messages in accordance with the timestamp as extracted by the TimestampExtractor in use.
Punctuator - Interface in org.apache.kafka.streams.processor
A functional interface used as an argument to ProcessorContext.schedule(Duration, PunctuationType, Punctuator).
put(K, V) - Method in interface org.apache.kafka.streams.state.KeyValueStore
Update the value associated with this key.
put(Windowed<K>, AGG) - Method in interface org.apache.kafka.streams.state.SessionStore
Write the aggregated value for the provided key to the store
put(K, V) - Method in interface org.apache.kafka.streams.state.WindowStore
Deprecated.
as timestamp is not provided for the key-value pair, this causes inconsistency to identify the window frame to which the key belongs. Use WindowStore.put(Object, Object, long) instead.
put(K, V, long) - Method in interface org.apache.kafka.streams.state.WindowStore
Put a key-value pair into the window with given window start timestamp
putAll(List<KeyValue<K, V>>) - Method in interface org.apache.kafka.streams.state.KeyValueStore
Update all the given key/value pairs.
putIfAbsent(K, V) - Method in interface org.apache.kafka.streams.state.KeyValueStore
Update the value associated with this key, unless a value is already associated with the key.

Q

queryableStoreName() - Method in interface org.apache.kafka.streams.kstream.GlobalKTable
Get the name of the local state store that can be used to query this GlobalKTable.
queryableStoreName() - Method in interface org.apache.kafka.streams.kstream.KTable
Get the name of the local state store used that can be used to query this KTable.
QueryableStoreType<T> - Interface in org.apache.kafka.streams.state
Used to enable querying of custom StateStore types via the KafkaStreams API.
queryableStoreType() - Method in class org.apache.kafka.streams.StoreQueryParameters
Get the queryable store type for which key is queried by the user.
QueryableStoreTypes - Class in org.apache.kafka.streams.state
Provides access to the QueryableStoreTypes provided with KafkaStreams.
QueryableStoreTypes() - Constructor for class org.apache.kafka.streams.state.QueryableStoreTypes
 
QueryableStoreTypes.KeyValueStoreType<K,V> - Class in org.apache.kafka.streams.state
 
QueryableStoreTypes.SessionStoreType<K,V> - Class in org.apache.kafka.streams.state
 
QueryableStoreTypes.WindowStoreType<K,V> - Class in org.apache.kafka.streams.state
 
queryMetadataForKey(String, K, Serializer<K>) - Method in class org.apache.kafka.streams.KafkaStreams
Finds the metadata containing the active hosts and standby hosts where the key being queried would reside.
queryMetadataForKey(String, K, StreamPartitioner<? super K, ?>) - Method in class org.apache.kafka.streams.KafkaStreams
Finds the metadata containing the active hosts and standby hosts where the key being queried would reside.

R

range(K, K) - Method in interface org.apache.kafka.streams.state.ReadOnlyKeyValueStore
Get an iterator over a given range of keys.
rawKey(K) - Method in class org.apache.kafka.streams.state.StateSerdes
Serialize the given key.
rawValue(V) - Method in class org.apache.kafka.streams.state.StateSerdes
Serialize the given value.
readFrom(DataInputStream) - Static method in class org.apache.kafka.streams.processor.TaskId
 
readFrom(ByteBuffer) - Static method in class org.apache.kafka.streams.processor.TaskId
 
ReadOnlyKeyValueStore<K,V> - Interface in org.apache.kafka.streams.state
A key-value store that only supports read operations.
ReadOnlySessionStore<K,AGG> - Interface in org.apache.kafka.streams.state
A session store that only supports read operations.
ReadOnlyWindowStore<K,V> - Interface in org.apache.kafka.streams.state
A window store that only supports read operations.
RECEIVE_BUFFER_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
receive.buffer.bytes
RECONNECT_BACKOFF_MAX_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
reconnect.backoff.max
RECONNECT_BACKOFF_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
reconnect.backoff.ms
Record<K,V> - Class in org.apache.kafka.streams.processor.api
A data class representing an incoming record for processing in a Processor or a record to forward to downstream processors via ProcessorContext.
Record(K, V, long, Headers) - Constructor for class org.apache.kafka.streams.processor.api.Record
The full constructor, specifying all the attributes of the record.
Record(K, V, long) - Constructor for class org.apache.kafka.streams.processor.api.Record
Convenience constructor in case you do not wish to specify any headers.
RecordContext - Interface in org.apache.kafka.streams.processor
The context associated with the current record being processed by an Processor
recordLatency(Sensor, long, long) - Method in interface org.apache.kafka.streams.StreamsMetrics
Deprecated.
since 2.5. Use Sensor#record() instead.
recordMetadata() - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
The metadata of the source record, if is one.
RecordMetadata - Interface in org.apache.kafka.streams.processor.api
 
recordThroughput(Sensor, long) - Method in interface org.apache.kafka.streams.StreamsMetrics
Deprecated.
since 2.5. Use Sensor#record() instead.
reduce(Reducer<V>) - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Combine the values of records in this stream by the grouped key.
reduce(Reducer<V>, Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Combine the value of records in this stream by the grouped key.
reduce(Reducer<V>, Named, Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Combine the value of records in this stream by the grouped key.
reduce(Reducer<V>, Reducer<V>, Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KGroupedTable
Combine the value of records of the original KTable that got mapped to the same key into a new instance of KTable.
reduce(Reducer<V>, Reducer<V>, Named, Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KGroupedTable
Combine the value of records of the original KTable that got mapped to the same key into a new instance of KTable.
reduce(Reducer<V>, Reducer<V>) - Method in interface org.apache.kafka.streams.kstream.KGroupedTable
Combine the value of records of the original KTable that got mapped to the same key into a new instance of KTable.
reduce(Reducer<V>) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedKStream
Combine the values of records in this stream by the grouped key and defined sessions.
reduce(Reducer<V>, Named) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedKStream
Combine the values of records in this stream by the grouped key and defined sessions.
reduce(Reducer<V>, Materialized<K, V, SessionStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedKStream
Combine the values of records in this stream by the grouped key and defined sessions.
reduce(Reducer<V>, Named, Materialized<K, V, SessionStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.SessionWindowedKStream
Combine the values of records in this stream by the grouped key and defined sessions.
reduce(Reducer<V>) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedKStream
Combine the values of records in this stream by the grouped key and defined windows.
reduce(Reducer<V>, Named) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedKStream
Combine the values of records in this stream by the grouped key and defined windows.
reduce(Reducer<V>, Materialized<K, V, WindowStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedKStream
Combine the values of records in this stream by the grouped key and defined windows.
reduce(Reducer<V>, Named, Materialized<K, V, WindowStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.TimeWindowedKStream
Combine the values of records in this stream by the grouped key and defined windows.
Reducer<V> - Interface in org.apache.kafka.streams.kstream
The Reducer interface for combining two values of the same type into a new value.
REFERENCE_CONTAINER_PARTITION_ASSIGNOR - Static variable in class org.apache.kafka.streams.StreamsConfig.InternalConfig
 
register(StateStore, StateRestoreCallback) - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Registers and possibly restores the specified storage engine.
register(StateStore, StateRestoreCallback) - Method in interface org.apache.kafka.streams.processor.StateStoreContext
Registers and possibly restores the specified storage engine.
remove(Windowed<K>) - Method in interface org.apache.kafka.streams.state.SessionStore
Remove the session aggregated with provided Windowed key from the store
removeSensor(Sensor) - Method in interface org.apache.kafka.streams.StreamsMetrics
Remove a sensor.
removeStreamThread() - Method in class org.apache.kafka.streams.KafkaStreams
Removes one stream thread out of the running stream threads from this Kafka Streams client.
removeStreamThread(Duration) - Method in class org.apache.kafka.streams.KafkaStreams
Removes one stream thread out of the running stream threads from this Kafka Streams client.
repartition() - Method in interface org.apache.kafka.streams.kstream.KStream
Materialize this stream to an auto-generated repartition topic and create a new KStream from the auto-generated topic using default serializers, deserializers, and producer's DefaultPartitioner.
repartition(Repartitioned<K, V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Materialize this stream to an auto-generated repartition topic and create a new KStream from the auto-generated topic using key serde, value serde, StreamPartitioner, number of partitions, and topic name part as defined by Repartitioned.
Repartitioned<K,V> - Class in org.apache.kafka.streams.kstream
This class is used to provide the optional parameters for internal repartition topics.
Repartitioned(Repartitioned<K, V>) - Constructor for class org.apache.kafka.streams.kstream.Repartitioned
 
REPLICATION_FACTOR_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
replication.factor
REQUEST_TIMEOUT_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
request.timeout.ms
resetPolicy - Variable in class org.apache.kafka.streams.kstream.Consumed
 
restore(byte[], byte[]) - Method in interface org.apache.kafka.streams.processor.BatchingStateRestoreCallback
 
restore(byte[], byte[]) - Method in interface org.apache.kafka.streams.processor.StateRestoreCallback
 
RESTORE_CONSUMER_PREFIX - Static variable in class org.apache.kafka.streams.StreamsConfig
Prefix used to override consumer configs for the restore consumer client from the general consumer client configs.
restoreAll(Collection<KeyValue<byte[], byte[]>>) - Method in interface org.apache.kafka.streams.processor.BatchingStateRestoreCallback
Called to restore a number of records.
restoreConsumerClientId() - Method in class org.apache.kafka.streams.processor.ThreadMetadata
 
restoreConsumerPrefix(String) - Static method in class org.apache.kafka.streams.StreamsConfig
retainDuplicates() - Method in interface org.apache.kafka.streams.state.WindowBytesStoreSupplier
Whether or not this store is retaining duplicate keys.
retention - Variable in class org.apache.kafka.streams.kstream.Materialized
 
retentionPeriod() - Method in interface org.apache.kafka.streams.state.SessionBytesStoreSupplier
The time period for which the SessionStore will retain historic data.
retentionPeriod() - Method in interface org.apache.kafka.streams.state.WindowBytesStoreSupplier
The time period for which the WindowStore will retain historic data.
RETRIES_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
Deprecated.
since 2.7
RETRY_BACKOFF_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
retry.backoff.ms
reverseAll() - Method in interface org.apache.kafka.streams.state.ReadOnlyKeyValueStore
Return a reverse iterator over all keys in this store.
reverseRange(K, K) - Method in interface org.apache.kafka.streams.state.ReadOnlyKeyValueStore
Get a reverse iterator over a given range of keys.
ROCKSDB_CONFIG_SETTER_CLASS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
rocksdb.config.setter
RocksDBConfigSetter - Interface in org.apache.kafka.streams.state
An interface to that allows developers to customize the RocksDB settings for a given Store.

S

schedule(Duration, PunctuationType, Punctuator) - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
Schedules a periodic operation for processors.
schedule(long, PunctuationType, Punctuator) - Method in interface org.apache.kafka.streams.processor.ProcessorContext
schedule(Duration, PunctuationType, Punctuator) - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Schedules a periodic operation for processors.
SECURITY_PROTOCOL_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
security.protocol
segmentIntervalMs() - Method in interface org.apache.kafka.streams.state.SessionBytesStoreSupplier
The size of a segment, in milliseconds.
segmentIntervalMs() - Method in interface org.apache.kafka.streams.state.WindowBytesStoreSupplier
The size of the segments (in milliseconds) the store has.
segments - Variable in class org.apache.kafka.streams.kstream.Windows
Deprecated.
segments(int) - Method in class org.apache.kafka.streams.kstream.Windows
Deprecated.
since 2.1 Override segmentInterval() instead.
segments() - Method in interface org.apache.kafka.streams.state.WindowBytesStoreSupplier
Deprecated.
selectKey(KeyValueMapper<? super K, ? super V, ? extends KR>) - Method in interface org.apache.kafka.streams.kstream.KStream
Set a new key (with possibly new type) for each input record.
selectKey(KeyValueMapper<? super K, ? super V, ? extends KR>, Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Set a new key (with possibly new type) for each input record.
SEND_BUFFER_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
send.buffer.bytes
serialize(String, Windowed<T>) - Method in class org.apache.kafka.streams.kstream.SessionWindowedSerializer
 
serialize(String, Windowed<T>) - Method in class org.apache.kafka.streams.kstream.TimeWindowedSerializer
 
serializeBaseKey(String, Windowed<T>) - Method in class org.apache.kafka.streams.kstream.SessionWindowedSerializer
 
serializeBaseKey(String, Windowed<T>) - Method in class org.apache.kafka.streams.kstream.TimeWindowedSerializer
 
Serialized<K,V> - Class in org.apache.kafka.streams.kstream
Deprecated.
since 2.1. Use Grouped instead
Serialized(Serialized<K, V>) - Constructor for class org.apache.kafka.streams.kstream.Serialized
Deprecated.
 
SessionBytesStoreSupplier - Interface in org.apache.kafka.streams.state
A store supplier that can be used to create one or more SessionStore<Byte, byte[]> instances.
sessionStore() - Static method in class org.apache.kafka.streams.state.QueryableStoreTypes
SessionStore<K,AGG> - Interface in org.apache.kafka.streams.state
Interface for storing the aggregated values of sessions.
sessionStoreBuilder(SessionBytesStoreSupplier, Serde<K>, Serde<V>) - Static method in class org.apache.kafka.streams.state.Stores
Creates a StoreBuilder that can be used to build a SessionStore.
SessionWindowedCogroupedKStream<K,V> - Interface in org.apache.kafka.streams.kstream
SessionWindowedCogroupKStream is an abstraction of a windowed record stream of KeyValue pairs.
SessionWindowedDeserializer<T> - Class in org.apache.kafka.streams.kstream
The inner serde class can be specified by setting the property StreamsConfig.DEFAULT_WINDOWED_KEY_SERDE_INNER_CLASS or StreamsConfig.DEFAULT_WINDOWED_VALUE_SERDE_INNER_CLASS if the no-arg constructor is called and hence it is not passed during initialization.
SessionWindowedDeserializer() - Constructor for class org.apache.kafka.streams.kstream.SessionWindowedDeserializer
 
SessionWindowedDeserializer(Deserializer<T>) - Constructor for class org.apache.kafka.streams.kstream.SessionWindowedDeserializer
 
SessionWindowedKStream<K,V> - Interface in org.apache.kafka.streams.kstream
SessionWindowedKStream is an abstraction of a windowed record stream of KeyValue pairs.
SessionWindowedSerde() - Constructor for class org.apache.kafka.streams.kstream.WindowedSerdes.SessionWindowedSerde
 
SessionWindowedSerde(Serde<T>) - Constructor for class org.apache.kafka.streams.kstream.WindowedSerdes.SessionWindowedSerde
 
sessionWindowedSerdeFrom(Class<T>) - Static method in class org.apache.kafka.streams.kstream.WindowedSerdes
Construct a SessionWindowedSerde object for the specified inner class type.
SessionWindowedSerializer<T> - Class in org.apache.kafka.streams.kstream
The inner serde class can be specified by setting the property StreamsConfig.DEFAULT_WINDOWED_KEY_SERDE_INNER_CLASS or StreamsConfig.DEFAULT_WINDOWED_VALUE_SERDE_INNER_CLASS if the no-arg constructor is called and hence it is not passed during initialization.
SessionWindowedSerializer() - Constructor for class org.apache.kafka.streams.kstream.SessionWindowedSerializer
 
SessionWindowedSerializer(Serializer<T>) - Constructor for class org.apache.kafka.streams.kstream.SessionWindowedSerializer
 
SessionWindows - Class in org.apache.kafka.streams.kstream
A session based window specification used for aggregating events into sessions.
setConfig(String, Options, Map<String, Object>) - Method in interface org.apache.kafka.streams.state.RocksDBConfigSetter
Set the rocks db options for the provided storeName.
setGlobalStateRestoreListener(StateRestoreListener) - Method in class org.apache.kafka.streams.KafkaStreams
Set the listener which is triggered whenever a StateStore is being restored in order to resume processing.
setIsChangelogTopic(boolean) - Method in class org.apache.kafka.streams.kstream.TimeWindowedDeserializer
 
setStateListener(KafkaStreams.StateListener) - Method in class org.apache.kafka.streams.KafkaStreams
An app can set a single KafkaStreams.StateListener so that the app is notified when state changes.
setUncaughtExceptionHandler(Thread.UncaughtExceptionHandler) - Method in class org.apache.kafka.streams.KafkaStreams
setUncaughtExceptionHandler(StreamsUncaughtExceptionHandler) - Method in class org.apache.kafka.streams.KafkaStreams
Set the handler invoked when an internal stream thread throws an unexpected exception.
shutDownWhenFull() - Method in interface org.apache.kafka.streams.kstream.Suppressed.BufferConfig
Set the buffer to gracefully shut down the application when any of its constraints are violated This buffer is "strict" in the sense that it will enforce the time bound or shut down.
size() - Method in class org.apache.kafka.streams.kstream.JoinWindows
 
size() - Method in class org.apache.kafka.streams.kstream.TimeWindows
 
size() - Method in class org.apache.kafka.streams.kstream.UnlimitedWindows
Return the size of the specified windows in milliseconds.
size() - Method in class org.apache.kafka.streams.kstream.Windows
Return the size of the specified windows in milliseconds.
sizeMs - Variable in class org.apache.kafka.streams.kstream.TimeWindows
The size of the windows in milliseconds.
SlidingWindows - Class in org.apache.kafka.streams.kstream
A sliding window used for aggregating events.
source() - Method in interface org.apache.kafka.streams.TopologyDescription.GlobalStore
The source node reading from a "global" topic.
split() - Method in interface org.apache.kafka.streams.kstream.KStream
Split this stream.
split(Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Split this stream.
staleStoresEnabled() - Method in class org.apache.kafka.streams.StoreQueryParameters
Get the flag staleStores.
standbyHosts() - Method in class org.apache.kafka.streams.KeyQueryMetadata
Get the Kafka Streams instances that host the key as standbys.
standbyStateStoreNames() - Method in class org.apache.kafka.streams.state.StreamsMetadata
State stores owned by the instance as a standby replica
standbyTasks() - Method in class org.apache.kafka.streams.processor.ThreadMetadata
 
standbyTopicPartitions() - Method in class org.apache.kafka.streams.state.StreamsMetadata
(Source) Topic partitions for which the instance acts as standby.
start() - Method in class org.apache.kafka.streams.KafkaStreams
Start the KafkaStreams instance by starting all its threads.
start() - Method in class org.apache.kafka.streams.kstream.Window
Return the start timestamp of this window.
startMs - Variable in class org.apache.kafka.streams.kstream.UnlimitedWindows
The start timestamp of the window.
startMs - Variable in class org.apache.kafka.streams.kstream.Window
 
startOn(long) - Method in class org.apache.kafka.streams.kstream.UnlimitedWindows
Deprecated.
startOn(Instant) - Method in class org.apache.kafka.streams.kstream.UnlimitedWindows
Return a new unlimited window for the specified start timestamp.
startTime() - Method in class org.apache.kafka.streams.kstream.Window
Return the start time of this window.
state - Variable in class org.apache.kafka.streams.KafkaStreams
 
state() - Method in class org.apache.kafka.streams.KafkaStreams
Return the current KafkaStreams.State of this KafkaStreams instance.
STATE_CLEANUP_DELAY_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
state.cleanup.delay
STATE_DIR_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
state.dir
stateDir() - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
Returns the state directory for the partition.
stateDir() - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Returns the state directory for the partition.
stateDir() - Method in interface org.apache.kafka.streams.processor.StateStoreContext
Returns the state directory for the partition.
StateRestoreCallback - Interface in org.apache.kafka.streams.processor
Restoration logic for log-backed state stores upon restart, it takes one record at a time from the logs to apply to the restoring state.
StateRestoreListener - Interface in org.apache.kafka.streams.processor
Class for listening to various states of the restoration process of a StateStore.
StateSerdes<K,V> - Class in org.apache.kafka.streams.state
Factory for creating serializers / deserializers for state stores in Kafka Streams.
StateSerdes(String, Serde<K>, Serde<V>) - Constructor for class org.apache.kafka.streams.state.StateSerdes
Create a context for serialization using the specified serializers and deserializers which must match the key and value types used as parameters for this object; the state changelog topic is provided to bind this serde factory to, so that future calls for serialize / deserialize do not need to provide the topic name any more.
StateStore - Interface in org.apache.kafka.streams.processor
A storage engine for managing state maintained by a stream processor.
StateStoreContext - Interface in org.apache.kafka.streams.processor
State store context interface.
StateStoreMigratedException - Exception in org.apache.kafka.streams.errors
Indicates that the state store being queried is closed although the Kafka Streams state is RUNNING or REBALANCING.
StateStoreMigratedException(String) - Constructor for exception org.apache.kafka.streams.errors.StateStoreMigratedException
 
StateStoreMigratedException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.StateStoreMigratedException
 
stateStoreNames() - Method in class org.apache.kafka.streams.state.StreamsMetadata
State stores owned by the instance as an active replica
StateStoreNotAvailableException - Exception in org.apache.kafka.streams.errors
Indicates that the state store being queried is already closed.
StateStoreNotAvailableException(String) - Constructor for exception org.apache.kafka.streams.errors.StateStoreNotAvailableException
 
StateStoreNotAvailableException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.StateStoreNotAvailableException
 
store(String, QueryableStoreType<T>) - Method in class org.apache.kafka.streams.KafkaStreams
Deprecated.
since 2.5 release; use KafkaStreams.store(StoreQueryParameters) instead
store(StoreQueryParameters<T>) - Method in class org.apache.kafka.streams.KafkaStreams
Get a facade wrapping the local StateStore instances with the provided StoreQueryParameters.
StoreBuilder<T extends StateStore> - Interface in org.apache.kafka.streams.state
Build a StateStore wrapped with optional caching and logging.
storeName - Variable in class org.apache.kafka.streams.kstream.Materialized
 
storeName - Variable in class org.apache.kafka.streams.kstream.StreamJoined
 
storeName() - Method in class org.apache.kafka.streams.StoreQueryParameters
Get the name of the state store that should be queried.
StoreQueryParameters<T> - Class in org.apache.kafka.streams
StoreQueryParameters allows you to pass a variety of parameters when fetching a store for interactive query.
stores() - Method in interface org.apache.kafka.streams.processor.ConnectedStoreProvider
 
Stores - Class in org.apache.kafka.streams.state
Factory for creating state stores in Kafka Streams.
Stores() - Constructor for class org.apache.kafka.streams.state.Stores
 
stores() - Method in interface org.apache.kafka.streams.TopologyDescription.Processor
The names of all connected stores.
storeSupplier - Variable in class org.apache.kafka.streams.kstream.Materialized
 
StoreSupplier<T extends StateStore> - Interface in org.apache.kafka.streams.state
A state store supplier which can create one or more StateStore instances.
stream(String) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a KStream from the specified topic.
stream(String, Consumed<K, V>) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a KStream from the specified topic.
stream(Collection<String>) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a KStream from the specified topics.
stream(Collection<String>, Consumed<K, V>) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a KStream from the specified topics.
stream(Pattern) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a KStream from the specified topic pattern.
stream(Pattern, Consumed<K, V>) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a KStream from the specified topic pattern.
StreamJoined<K,V1,V2> - Class in org.apache.kafka.streams.kstream
Class used to configure the name of the join processor, the repartition topic name, state stores or state store names in Stream-Stream join.
StreamJoined(StreamJoined<K, V1, V2>) - Constructor for class org.apache.kafka.streams.kstream.StreamJoined
 
streamPartitioner(StreamPartitioner<? super K, ? super V>) - Static method in class org.apache.kafka.streams.kstream.Produced
Create a Produced instance with provided partitioner.
streamPartitioner(StreamPartitioner<K, V>) - Static method in class org.apache.kafka.streams.kstream.Repartitioned
Create a Repartitioned instance with provided partitioner.
StreamPartitioner<K,V> - Interface in org.apache.kafka.streams.processor
Determine how records are distributed among the partitions in a Kafka topic.
StreamsBuilder - Class in org.apache.kafka.streams
StreamsBuilder provide the high-level Kafka Streams DSL to specify a Kafka Streams topology.
StreamsBuilder() - Constructor for class org.apache.kafka.streams.StreamsBuilder
 
StreamsConfig - Class in org.apache.kafka.streams
Configuration for a KafkaStreams instance.
StreamsConfig(Map<?, ?>) - Constructor for class org.apache.kafka.streams.StreamsConfig
Create a new StreamsConfig using the given properties.
StreamsConfig(Map<?, ?>, boolean) - Constructor for class org.apache.kafka.streams.StreamsConfig
 
StreamsConfig.InternalConfig - Class in org.apache.kafka.streams
 
StreamsException - Exception in org.apache.kafka.streams.errors
StreamsException is the top-level exception type generated by Kafka Streams.
StreamsException(String) - Constructor for exception org.apache.kafka.streams.errors.StreamsException
 
StreamsException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.StreamsException
 
StreamsException(Throwable) - Constructor for exception org.apache.kafka.streams.errors.StreamsException
 
StreamsMetadata - Class in org.apache.kafka.streams.state
Represents the state of an instance (process) in a KafkaStreams application.
StreamsMetadata(HostInfo, Set<String>, Set<TopicPartition>, Set<String>, Set<TopicPartition>) - Constructor for class org.apache.kafka.streams.state.StreamsMetadata
 
StreamsMetrics - Interface in org.apache.kafka.streams
The Kafka Streams metrics interface for adding metric sensors and collecting metric values.
StreamsNotStartedException - Exception in org.apache.kafka.streams.errors
Indicates that Kafka Streams is in state CREATED and thus state stores cannot be queries yet.
StreamsNotStartedException(String) - Constructor for exception org.apache.kafka.streams.errors.StreamsNotStartedException
 
StreamsNotStartedException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.StreamsNotStartedException
 
StreamsRebalancingException - Exception in org.apache.kafka.streams.errors
Indicates that Kafka Streams is in state REBALANCING and thus cannot be queried by default.
StreamsRebalancingException(String) - Constructor for exception org.apache.kafka.streams.errors.StreamsRebalancingException
 
StreamsRebalancingException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.StreamsRebalancingException
 
StreamsUncaughtExceptionHandler - Interface in org.apache.kafka.streams.errors
 
StreamsUncaughtExceptionHandler.StreamThreadExceptionResponse - Enum in org.apache.kafka.streams.errors
Enumeration that describes the response from the exception handler.
subtopologies() - Method in interface org.apache.kafka.streams.TopologyDescription
All sub-topologies of the represented topology.
successors() - Method in interface org.apache.kafka.streams.TopologyDescription.Node
The successor of this node within a sub-topology.
suppress(Suppressed<? super K>) - Method in interface org.apache.kafka.streams.kstream.KTable
Suppress some updates from this changelog stream, determined by the supplied Suppressed configuration.
Suppressed<K> - Interface in org.apache.kafka.streams.kstream
 
Suppressed.BufferConfig<BC extends Suppressed.BufferConfig<BC>> - Interface in org.apache.kafka.streams.kstream
 
Suppressed.EagerBufferConfig - Interface in org.apache.kafka.streams.kstream
Marker interface for a buffer configuration that will strictly enforce size constraints (bytes and/or number of records) on the buffer, so it is suitable for reducing duplicate results downstream, but does not promise to eliminate them entirely.
Suppressed.StrictBufferConfig - Interface in org.apache.kafka.streams.kstream
Marker interface for a buffer configuration that is "strict" in the sense that it will strictly enforce the time bound and never emit early.

T

table(String, Consumed<K, V>, Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a KTable for the specified topic.
table(String) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a KTable for the specified topic.
table(String, Consumed<K, V>) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a KTable for the specified topic.
table(String, Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in class org.apache.kafka.streams.StreamsBuilder
Create a KTable for the specified topic.
TASK_TIMEOUT_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
task.timeout.ms
TASK_TIMEOUT_MS_DOC - Static variable in class org.apache.kafka.streams.StreamsConfig
 
TaskAssignmentException - Exception in org.apache.kafka.streams.errors
Indicates a run time error incurred while trying to assign stream tasks to threads.
TaskAssignmentException(String) - Constructor for exception org.apache.kafka.streams.errors.TaskAssignmentException
 
TaskAssignmentException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.TaskAssignmentException
 
TaskAssignmentException(Throwable) - Constructor for exception org.apache.kafka.streams.errors.TaskAssignmentException
 
TaskCorruptedException - Exception in org.apache.kafka.streams.errors
Indicates a specific task is corrupted and need to be re-initialized.
TaskCorruptedException(Set<TaskId>) - Constructor for exception org.apache.kafka.streams.errors.TaskCorruptedException
 
TaskCorruptedException(Set<TaskId>, InvalidOffsetException) - Constructor for exception org.apache.kafka.streams.errors.TaskCorruptedException
 
taskId() - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
Returns the task id.
taskId() - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Returns the task id.
taskId() - Method in interface org.apache.kafka.streams.processor.StateStoreContext
Returns the task id.
TaskId - Class in org.apache.kafka.streams.processor
The task ID representation composed as topic group ID plus the assigned partition ID.
TaskId(int, int) - Constructor for class org.apache.kafka.streams.processor.TaskId
 
taskId() - Method in class org.apache.kafka.streams.processor.TaskMetadata
 
TaskIdFormatException - Exception in org.apache.kafka.streams.errors
Indicates a run time error incurred while trying parse the task id from the read string.
TaskIdFormatException(String) - Constructor for exception org.apache.kafka.streams.errors.TaskIdFormatException
 
TaskIdFormatException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.TaskIdFormatException
 
TaskIdFormatException(Throwable) - Constructor for exception org.apache.kafka.streams.errors.TaskIdFormatException
 
TaskMetadata - Class in org.apache.kafka.streams.processor
Represents the state of a single task running within a KafkaStreams application.
TaskMetadata(String, Set<TopicPartition>) - Constructor for class org.apache.kafka.streams.processor.TaskMetadata
 
TaskMigratedException - Exception in org.apache.kafka.streams.errors
Indicates that all tasks belongs to the thread have migrated to another thread.
TaskMigratedException(String) - Constructor for exception org.apache.kafka.streams.errors.TaskMigratedException
 
TaskMigratedException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.TaskMigratedException
 
test(K, V) - Method in interface org.apache.kafka.streams.kstream.Predicate
Test if the record with the given key and value satisfies the predicate.
thisStoreSupplier - Variable in class org.apache.kafka.streams.kstream.StreamJoined
 
ThreadMetadata - Class in org.apache.kafka.streams.processor
Represents the state of a single thread running within a KafkaStreams application.
ThreadMetadata(String, String, String, String, Set<String>, String, Set<TaskMetadata>, Set<TaskMetadata>) - Constructor for class org.apache.kafka.streams.processor.ThreadMetadata
 
threadName() - Method in class org.apache.kafka.streams.processor.ThreadMetadata
 
threads - Variable in class org.apache.kafka.streams.KafkaStreams
 
threadState() - Method in class org.apache.kafka.streams.processor.ThreadMetadata
 
through(String) - Method in interface org.apache.kafka.streams.kstream.KStream
Deprecated.
since 2.6; use KStream.repartition() instead
through(String, Produced<K, V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Deprecated.
since 2.6; use KStream.repartition(Repartitioned) instead
timeDifferenceMs() - Method in class org.apache.kafka.streams.kstream.SlidingWindows
 
timestamp() - Method in class org.apache.kafka.streams.processor.api.Record
The timestamp of the record.
timestamp() - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Returns the current timestamp.
timestamp() - Method in interface org.apache.kafka.streams.processor.RecordContext
 
timestamp - Variable in class org.apache.kafka.streams.processor.To
 
timestamp() - Method in class org.apache.kafka.streams.state.ValueAndTimestamp
 
TimestampedBytesStore - Interface in org.apache.kafka.streams.state
 
timestampedKeyValueStore() - Static method in class org.apache.kafka.streams.state.QueryableStoreTypes
TimestampedKeyValueStore<K,V> - Interface in org.apache.kafka.streams.state
A key-(value/timestamp) store that supports put/get/delete and range queries.
timestampedKeyValueStoreBuilder(KeyValueBytesStoreSupplier, Serde<K>, Serde<V>) - Static method in class org.apache.kafka.streams.state.Stores
Creates a StoreBuilder that can be used to build a TimestampedKeyValueStore.
timestampedWindowStore() - Static method in class org.apache.kafka.streams.state.QueryableStoreTypes
TimestampedWindowStore<K,V> - Interface in org.apache.kafka.streams.state
Interface for storing the aggregated values of fixed-size time windows.
timestampedWindowStoreBuilder(WindowBytesStoreSupplier, Serde<K>, Serde<V>) - Static method in class org.apache.kafka.streams.state.Stores
Creates a StoreBuilder that can be used to build a TimestampedWindowStore.
timestampExtractor - Variable in class org.apache.kafka.streams.kstream.Consumed
 
TimestampExtractor - Interface in org.apache.kafka.streams.processor
An interface that allows the Kafka Streams framework to extract a timestamp from an instance of ConsumerRecord.
TimeWindowedCogroupedKStream<K,V> - Interface in org.apache.kafka.streams.kstream
TimeWindowedCogroupKStream is an abstraction of a windowed record stream of KeyValue pairs.
TimeWindowedDeserializer<T> - Class in org.apache.kafka.streams.kstream
The inner serde class can be specified by setting the property StreamsConfig.DEFAULT_WINDOWED_KEY_SERDE_INNER_CLASS or StreamsConfig.DEFAULT_WINDOWED_VALUE_SERDE_INNER_CLASS if the no-arg constructor is called and hence it is not passed during initialization.
TimeWindowedDeserializer() - Constructor for class org.apache.kafka.streams.kstream.TimeWindowedDeserializer
 
TimeWindowedDeserializer(Deserializer<T>) - Constructor for class org.apache.kafka.streams.kstream.TimeWindowedDeserializer
Deprecated.
TimeWindowedDeserializer(Deserializer<T>, Long) - Constructor for class org.apache.kafka.streams.kstream.TimeWindowedDeserializer
 
TimeWindowedKStream<K,V> - Interface in org.apache.kafka.streams.kstream
TimeWindowedKStream is an abstraction of a windowed record stream of KeyValue pairs.
TimeWindowedSerde() - Constructor for class org.apache.kafka.streams.kstream.WindowedSerdes.TimeWindowedSerde
 
TimeWindowedSerde(Serde<T>) - Constructor for class org.apache.kafka.streams.kstream.WindowedSerdes.TimeWindowedSerde
Deprecated.
TimeWindowedSerde(Serde<T>, long) - Constructor for class org.apache.kafka.streams.kstream.WindowedSerdes.TimeWindowedSerde
 
timeWindowedSerdeFrom(Class<T>) - Static method in class org.apache.kafka.streams.kstream.WindowedSerdes
Deprecated.
timeWindowedSerdeFrom(Class<T>, long) - Static method in class org.apache.kafka.streams.kstream.WindowedSerdes
Construct a TimeWindowedSerde object to deserialize changelog topic for the specified inner class type and window size.
TimeWindowedSerializer<T> - Class in org.apache.kafka.streams.kstream
The inner serde class can be specified by setting the property StreamsConfig.DEFAULT_WINDOWED_KEY_SERDE_INNER_CLASS or StreamsConfig.DEFAULT_WINDOWED_VALUE_SERDE_INNER_CLASS if the no-arg constructor is called and hence it is not passed during initialization.
TimeWindowedSerializer() - Constructor for class org.apache.kafka.streams.kstream.TimeWindowedSerializer
 
TimeWindowedSerializer(Serializer<T>) - Constructor for class org.apache.kafka.streams.kstream.TimeWindowedSerializer
 
TimeWindows - Class in org.apache.kafka.streams.kstream
The fixed-size time-based window specifications used for aggregations.
to(String) - Method in interface org.apache.kafka.streams.kstream.KStream
Materialize this stream to a topic using default serializers specified in the config and producer's DefaultPartitioner.
to(String, Produced<K, V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Materialize this stream to a topic using the provided Produced instance.
to(TopicNameExtractor<K, V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Dynamically materialize this stream to topics using default serializers specified in the config and producer's DefaultPartitioner.
to(TopicNameExtractor<K, V>, Produced<K, V>) - Method in interface org.apache.kafka.streams.kstream.KStream
Dynamically materialize this stream to topics using the provided Produced instance.
To - Class in org.apache.kafka.streams.processor
This class is used to provide the optional parameters when sending output records to downstream processor using ProcessorContext.forward(Object, Object, To).
To(To) - Constructor for class org.apache.kafka.streams.processor.To
 
toFile(String) - Static method in class org.apache.kafka.streams.kstream.Printed
Print the records of a KStream to a file.
topic() - Method in interface org.apache.kafka.streams.processor.api.RecordMetadata
 
topic() - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Returns the topic name of the current input record; could be null if it is not available (for example, if this method is invoked from the punctuate call).
topic() - Method in interface org.apache.kafka.streams.processor.RecordContext
 
topic() - Method in class org.apache.kafka.streams.state.StateSerdes
Return the topic.
topic() - Method in interface org.apache.kafka.streams.TopologyDescription.Sink
The topic name this sink node is writing to.
TOPIC_PREFIX - Static variable in class org.apache.kafka.streams.StreamsConfig
Prefix used to provide default topic configs to be applied when creating internal topics.
topicConfig - Variable in class org.apache.kafka.streams.kstream.Materialized
 
topicConfig - Variable in class org.apache.kafka.streams.kstream.StreamJoined
 
topicGroupId - Variable in class org.apache.kafka.streams.processor.TaskId
The ID of the topic group.
TopicNameExtractor<K,V> - Interface in org.apache.kafka.streams.processor
An interface that allows to dynamically determine the name of the Kafka topic to send at the sink node of the topology.
topicNameExtractor() - Method in interface org.apache.kafka.streams.TopologyDescription.Sink
The TopicNameExtractor class that this sink node uses to dynamically extract the topic name to write to.
topicPartitions() - Method in class org.apache.kafka.streams.processor.TaskMetadata
 
topicPartitions() - Method in class org.apache.kafka.streams.state.StreamsMetadata
Topic partitions consumed by the instance as an active replica
topicPattern() - Method in interface org.apache.kafka.streams.TopologyDescription.Source
The pattern used to match topic names that is reading from.
topicPrefix(String) - Static method in class org.apache.kafka.streams.StreamsConfig
Prefix a property with StreamsConfig.TOPIC_PREFIX used to provide default topic configs to be applied when creating internal topics.
topics() - Method in interface org.apache.kafka.streams.TopologyDescription.Source
topicSet() - Method in interface org.apache.kafka.streams.TopologyDescription.Source
The topic names this source node is reading from.
Topology - Class in org.apache.kafka.streams
A logical representation of a ProcessorTopology.
Topology() - Constructor for class org.apache.kafka.streams.Topology
 
Topology.AutoOffsetReset - Enum in org.apache.kafka.streams
Sets the auto.offset.reset configuration when adding a source processor or when creating KStream or KTable via StreamsBuilder.
TOPOLOGY_OPTIMIZATION - Static variable in class org.apache.kafka.streams.StreamsConfig
Deprecated.
TOPOLOGY_OPTIMIZATION_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
topology.optimization
TopologyDescription - Interface in org.apache.kafka.streams
A meta representation of a topology.
TopologyDescription.GlobalStore - Interface in org.apache.kafka.streams
Represents a global store.
TopologyDescription.Node - Interface in org.apache.kafka.streams
A node of a topology.
TopologyDescription.Processor - Interface in org.apache.kafka.streams
A processor node of a topology.
TopologyDescription.Sink - Interface in org.apache.kafka.streams
A sink node of a topology.
TopologyDescription.Source - Interface in org.apache.kafka.streams
A source node of a topology.
TopologyDescription.Subtopology - Interface in org.apache.kafka.streams
A connected sub-graph of a Topology.
TopologyException - Exception in org.apache.kafka.streams.errors
Indicates a pre run time error occurred while parsing the logical topology to construct the physical processor topology.
TopologyException(String) - Constructor for exception org.apache.kafka.streams.errors.TopologyException
 
TopologyException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.TopologyException
 
TopologyException(Throwable) - Constructor for exception org.apache.kafka.streams.errors.TopologyException
 
toStream() - Method in interface org.apache.kafka.streams.kstream.KTable
Convert this changelog stream to a KStream.
toStream(Named) - Method in interface org.apache.kafka.streams.kstream.KTable
Convert this changelog stream to a KStream.
toStream(KeyValueMapper<? super K, ? super V, ? extends KR>) - Method in interface org.apache.kafka.streams.kstream.KTable
Convert this changelog stream to a KStream using the given KeyValueMapper to select the new key.
toStream(KeyValueMapper<? super K, ? super V, ? extends KR>, Named) - Method in interface org.apache.kafka.streams.kstream.KTable
Convert this changelog stream to a KStream using the given KeyValueMapper to select the new key.
toString() - Method in class org.apache.kafka.streams.KeyQueryMetadata
 
toString() - Method in class org.apache.kafka.streams.KeyValue
 
toString() - Method in class org.apache.kafka.streams.kstream.JoinWindows
 
toString() - Method in class org.apache.kafka.streams.kstream.SessionWindows
 
toString() - Method in class org.apache.kafka.streams.kstream.SlidingWindows
 
toString() - Method in class org.apache.kafka.streams.kstream.StreamJoined
 
toString() - Method in class org.apache.kafka.streams.kstream.TimeWindows
 
toString() - Method in class org.apache.kafka.streams.kstream.UnlimitedWindows
 
toString() - Method in class org.apache.kafka.streams.kstream.Window
 
toString() - Method in class org.apache.kafka.streams.kstream.Windowed
 
toString() - Method in class org.apache.kafka.streams.LagInfo
 
toString() - Method in class org.apache.kafka.streams.processor.api.Record
 
toString() - Method in class org.apache.kafka.streams.processor.TaskId
 
toString() - Method in class org.apache.kafka.streams.processor.TaskMetadata
 
toString() - Method in class org.apache.kafka.streams.processor.ThreadMetadata
 
toString() - Method in class org.apache.kafka.streams.state.HostInfo
 
toString() - Method in class org.apache.kafka.streams.state.StreamsMetadata
 
toString() - Method in class org.apache.kafka.streams.state.ValueAndTimestamp
 
toString() - Method in class org.apache.kafka.streams.StoreQueryParameters
 
toSysOut() - Static method in class org.apache.kafka.streams.kstream.Printed
Print the records of a KStream to system out.
toTable() - Method in interface org.apache.kafka.streams.kstream.KStream
Convert this stream to a KTable.
toTable(Named) - Method in interface org.apache.kafka.streams.kstream.KStream
Convert this stream to a KTable.
toTable(Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KStream
Convert this stream to a KTable.
toTable(Named, Materialized<K, V, KeyValueStore<Bytes, byte[]>>) - Method in interface org.apache.kafka.streams.kstream.KStream
Convert this stream to a KTable.
transform(TransformerSupplier<? super K, ? super V, KeyValue<K1, V1>>, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform each record of the input stream into zero or one record in the output stream (both key and value type can be altered arbitrarily).
transform(TransformerSupplier<? super K, ? super V, KeyValue<K1, V1>>, Named, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform each record of the input stream into zero or one record in the output stream (both key and value type can be altered arbitrarily).
transform(K, V) - Method in interface org.apache.kafka.streams.kstream.Transformer
Transform the record with the given key and value.
transform(V) - Method in interface org.apache.kafka.streams.kstream.ValueTransformer
Transform the given value to a new value.
transform(K, V) - Method in interface org.apache.kafka.streams.kstream.ValueTransformerWithKey
Transform the given [key and ]value to a new value.
Transformer<K,V,R> - Interface in org.apache.kafka.streams.kstream
The Transformer interface is for stateful mapping of an input record to zero, one, or multiple new output records (both key and value type can be altered arbitrarily).
TransformerSupplier<K,V,R> - Interface in org.apache.kafka.streams.kstream
A TransformerSupplier interface which can create one or more Transformer instances.
transformValues(ValueTransformerSupplier<? super V, ? extends VR>, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform the value of each input record into a new value (with possibly a new type) of the output record.
transformValues(ValueTransformerSupplier<? super V, ? extends VR>, Named, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform the value of each input record into a new value (with possibly a new type) of the output record.
transformValues(ValueTransformerWithKeySupplier<? super K, ? super V, ? extends VR>, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform the value of each input record into a new value (with possibly a new type) of the output record.
transformValues(ValueTransformerWithKeySupplier<? super K, ? super V, ? extends VR>, Named, String...) - Method in interface org.apache.kafka.streams.kstream.KStream
Transform the value of each input record into a new value (with possibly a new type) of the output record.
transformValues(ValueTransformerWithKeySupplier<? super K, ? super V, ? extends VR>, String...) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable by transforming the value of each record in this KTable into a new value (with possibly a new type), with default serializers, deserializers, and state store.
transformValues(ValueTransformerWithKeySupplier<? super K, ? super V, ? extends VR>, Named, String...) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable by transforming the value of each record in this KTable into a new value (with possibly a new type), with default serializers, deserializers, and state store.
transformValues(ValueTransformerWithKeySupplier<? super K, ? super V, ? extends VR>, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>, String...) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable by transforming the value of each record in this KTable into a new value (with possibly a new type), with the key serde, value serde, and the underlying materialized state storage configured in the Materialized instance.
transformValues(ValueTransformerWithKeySupplier<? super K, ? super V, ? extends VR>, Materialized<K, VR, KeyValueStore<Bytes, byte[]>>, Named, String...) - Method in interface org.apache.kafka.streams.kstream.KTable
Create a new KTable by transforming the value of each record in this KTable into a new value (with possibly a new type), with the key serde, value serde, and the underlying materialized state storage configured in the Materialized instance.

U

unavailable() - Static method in class org.apache.kafka.streams.state.HostInfo
 
unbounded() - Static method in interface org.apache.kafka.streams.kstream.Suppressed.BufferConfig
Create a buffer unconstrained by size (either keys or bytes).
UnknownStateStoreException - Exception in org.apache.kafka.streams.errors
Indicates that the state store being queried is unknown, i.e., the state store does either not exist in your topology or it is not queryable.
UnknownStateStoreException(String) - Constructor for exception org.apache.kafka.streams.errors.UnknownStateStoreException
 
UnknownStateStoreException(String, Throwable) - Constructor for exception org.apache.kafka.streams.errors.UnknownStateStoreException
 
UnlimitedWindows - Class in org.apache.kafka.streams.kstream
The unlimited window specifications used for aggregations.
until(long) - Method in class org.apache.kafka.streams.kstream.JoinWindows
Deprecated.
since 2.1. Use JoinWindows.grace(Duration) instead.
until(long) - Method in class org.apache.kafka.streams.kstream.SessionWindows
Deprecated.
since 2.1. Use Materialized.retention or directly configure the retention in a store supplier and use Materialized.as(SessionBytesStoreSupplier).
until(long) - Method in class org.apache.kafka.streams.kstream.TimeWindows
Deprecated.
since 2.1. Use Materialized.retention or directly configure the retention in a store supplier and use Materialized.as(WindowBytesStoreSupplier).
until(long) - Method in class org.apache.kafka.streams.kstream.UnlimitedWindows
Deprecated.
since 2.1.
until(long) - Method in class org.apache.kafka.streams.kstream.Windows
Deprecated.
since 2.1. Use Materialized.withRetention(Duration) or directly configure the retention in a store supplier and use Materialized.as(WindowBytesStoreSupplier).
untilTimeLimit(Duration, Suppressed.BufferConfig) - Static method in interface org.apache.kafka.streams.kstream.Suppressed
Configure the suppression to wait timeToWaitForMoreEvents amount of time after receiving a record before emitting it further downstream.
untilWindowCloses(Suppressed.StrictBufferConfig) - Static method in interface org.apache.kafka.streams.kstream.Suppressed
Configure the suppression to emit only the "final results" from the window.
update(To) - Method in class org.apache.kafka.streams.processor.To
 
UPGRADE_FROM_0100 - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "upgrade.from" for upgrading an application from version 0.10.0.x.
UPGRADE_FROM_0101 - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "upgrade.from" for upgrading an application from version 0.10.1.x.
UPGRADE_FROM_0102 - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "upgrade.from" for upgrading an application from version 0.10.2.x.
UPGRADE_FROM_0110 - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "upgrade.from" for upgrading an application from version 0.11.0.x.
UPGRADE_FROM_10 - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "upgrade.from" for upgrading an application from version 1.0.x.
UPGRADE_FROM_11 - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "upgrade.from" for upgrading an application from version 1.1.x.
UPGRADE_FROM_20 - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "upgrade.from" for upgrading an application from version 2.0.x.
UPGRADE_FROM_21 - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "upgrade.from" for upgrading an application from version 2.1.x.
UPGRADE_FROM_22 - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "upgrade.from" for upgrading an application from version 2.2.x.
UPGRADE_FROM_23 - Static variable in class org.apache.kafka.streams.StreamsConfig
Config value for parameter "upgrade.from" for upgrading an application from version 2.3.x.
UPGRADE_FROM_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
upgrade.from
UsePartitionTimeOnInvalidTimestamp - Class in org.apache.kafka.streams.processor
Retrieves embedded metadata timestamps from Kafka messages.
UsePartitionTimeOnInvalidTimestamp() - Constructor for class org.apache.kafka.streams.processor.UsePartitionTimeOnInvalidTimestamp
 
UsePreviousTimeOnInvalidTimestamp - Class in org.apache.kafka.streams.processor
Deprecated.
since 2.5. Use UsePartitionTimeOnInvalidTimestamp instead
UsePreviousTimeOnInvalidTimestamp() - Constructor for class org.apache.kafka.streams.processor.UsePreviousTimeOnInvalidTimestamp
Deprecated.
 

V

validate(String) - Static method in class org.apache.kafka.streams.kstream.Named
 
value - Variable in class org.apache.kafka.streams.KeyValue
The value of the key-value pair.
value() - Method in class org.apache.kafka.streams.processor.api.Record
The value of the record.
value() - Method in class org.apache.kafka.streams.state.ValueAndTimestamp
 
ValueAndTimestamp<V> - Class in org.apache.kafka.streams.state
Combines a value from a KeyValue with a timestamp.
valueDeserializer() - Method in class org.apache.kafka.streams.state.StateSerdes
Return the value deserializer.
valueFrom(byte[]) - Method in class org.apache.kafka.streams.state.StateSerdes
Deserialize the value from raw bytes.
ValueJoiner<V1,V2,VR> - Interface in org.apache.kafka.streams.kstream
The ValueJoiner interface for joining two values into a new value of arbitrary type.
ValueMapper<V,VR> - Interface in org.apache.kafka.streams.kstream
The ValueMapper interface for mapping a value to a new value of arbitrary type.
ValueMapperWithKey<K,V,VR> - Interface in org.apache.kafka.streams.kstream
The ValueMapperWithKey interface for mapping a value to a new value of arbitrary type.
valueOf(String) - Static method in enum org.apache.kafka.streams.errors.DeserializationExceptionHandler.DeserializationHandlerResponse
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.kafka.streams.errors.ProductionExceptionHandler.ProductionExceptionHandlerResponse
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.kafka.streams.errors.StreamsUncaughtExceptionHandler.StreamThreadExceptionResponse
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.kafka.streams.KafkaStreams.State
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.kafka.streams.processor.PunctuationType
Returns the enum constant of this type with the specified name.
valueOf(String) - Static method in enum org.apache.kafka.streams.Topology.AutoOffsetReset
Returns the enum constant of this type with the specified name.
values() - Static method in enum org.apache.kafka.streams.errors.DeserializationExceptionHandler.DeserializationHandlerResponse
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.kafka.streams.errors.ProductionExceptionHandler.ProductionExceptionHandlerResponse
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.kafka.streams.errors.StreamsUncaughtExceptionHandler.StreamThreadExceptionResponse
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.kafka.streams.KafkaStreams.State
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.kafka.streams.processor.PunctuationType
Returns an array containing the constants of this enum type, in the order they are declared.
values() - Static method in enum org.apache.kafka.streams.Topology.AutoOffsetReset
Returns an array containing the constants of this enum type, in the order they are declared.
valueSerde - Variable in class org.apache.kafka.streams.kstream.Consumed
 
valueSerde - Variable in class org.apache.kafka.streams.kstream.Grouped
 
valueSerde(Serde<V>) - Static method in class org.apache.kafka.streams.kstream.Grouped
Create a Grouped instance with the provided valueSerde.
valueSerde - Variable in class org.apache.kafka.streams.kstream.Joined
 
valueSerde(Serde<V>) - Static method in class org.apache.kafka.streams.kstream.Joined
Create an instance of Joined with a value Serde.
valueSerde() - Method in class org.apache.kafka.streams.kstream.Joined
 
valueSerde - Variable in class org.apache.kafka.streams.kstream.Materialized
 
valueSerde - Variable in class org.apache.kafka.streams.kstream.Produced
 
valueSerde(Serde<V>) - Static method in class org.apache.kafka.streams.kstream.Produced
Create a Produced instance with provided valueSerde.
valueSerde - Variable in class org.apache.kafka.streams.kstream.Repartitioned
 
valueSerde - Variable in class org.apache.kafka.streams.kstream.Serialized
Deprecated.
 
valueSerde - Variable in class org.apache.kafka.streams.kstream.StreamJoined
 
valueSerde() - Method in interface org.apache.kafka.streams.processor.api.ProcessorContext
Returns the default value serde.
valueSerde() - Method in interface org.apache.kafka.streams.processor.ProcessorContext
Returns the default value serde.
valueSerde() - Method in interface org.apache.kafka.streams.processor.StateStoreContext
Returns the default value serde.
valueSerde() - Method in class org.apache.kafka.streams.state.StateSerdes
Return the value serde.
valueSerializer() - Method in class org.apache.kafka.streams.state.StateSerdes
Return the value serializer.
ValueTransformer<V,VR> - Interface in org.apache.kafka.streams.kstream
The ValueTransformer interface for stateful mapping of a value to a new value (with possible new type).
ValueTransformerSupplier<V,VR> - Interface in org.apache.kafka.streams.kstream
A ValueTransformerSupplier interface which can create one or more ValueTransformer instances.
ValueTransformerWithKey<K,V,VR> - Interface in org.apache.kafka.streams.kstream
The ValueTransformerWithKey interface for stateful mapping of a value to a new value (with possible new type).
ValueTransformerWithKeySupplier<K,V,VR> - Interface in org.apache.kafka.streams.kstream
A ValueTransformerWithKeySupplier interface which can create one or more ValueTransformerWithKey instances.

W

WallclockTimestampExtractor - Class in org.apache.kafka.streams.processor
Retrieves current wall clock timestamps as System.currentTimeMillis().
WallclockTimestampExtractor() - Constructor for class org.apache.kafka.streams.processor.WallclockTimestampExtractor
 
Window - Class in org.apache.kafka.streams.kstream
A single window instance, defined by its start and end timestamp.
Window(long, long) - Constructor for class org.apache.kafka.streams.kstream.Window
Create a new window for the given start and end time.
window() - Method in class org.apache.kafka.streams.kstream.Windowed
Return the window containing the values associated with this key.
WINDOW_SIZE_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
window.size.ms
WINDOW_STORE_CHANGE_LOG_ADDITIONAL_RETENTION_MS_CONFIG - Static variable in class org.apache.kafka.streams.StreamsConfig
windowstore.changelog.additional.retention.ms
WindowBytesStoreSupplier - Interface in org.apache.kafka.streams.state
A store supplier that can be used to create one or more WindowStore<Byte, byte[]> instances of type <Byte, byte[]>.
Windowed<K> - Class in org.apache.kafka.streams.kstream
The result key type of a windowed stream aggregation.
Windowed(K, Window) - Constructor for class org.apache.kafka.streams.kstream.Windowed
 
windowedBy(Windows<W>) - Method in interface org.apache.kafka.streams.kstream.CogroupedKStream
Create a new TimeWindowedCogroupedKStream instance that can be used to perform windowed aggregations.
windowedBy(SlidingWindows) - Method in interface org.apache.kafka.streams.kstream.CogroupedKStream
Create a new TimeWindowedCogroupedKStream instance that can be used to perform sliding windowed aggregations.
windowedBy(SessionWindows) - Method in interface org.apache.kafka.streams.kstream.CogroupedKStream
Create a new SessionWindowedCogroupedKStream instance that can be used to perform session windowed aggregations.
windowedBy(Windows<W>) - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Create a new TimeWindowedKStream instance that can be used to perform windowed aggregations.
windowedBy(SlidingWindows) - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Create a new TimeWindowedKStream instance that can be used to perform sliding windowed aggregations.
windowedBy(SessionWindows) - Method in interface org.apache.kafka.streams.kstream.KGroupedStream
Create a new SessionWindowedKStream instance that can be used to perform session windowed aggregations.
WindowedSerdes - Class in org.apache.kafka.streams.kstream
 
WindowedSerdes() - Constructor for class org.apache.kafka.streams.kstream.WindowedSerdes
 
WindowedSerdes.SessionWindowedSerde<T> - Class in org.apache.kafka.streams.kstream
 
WindowedSerdes.TimeWindowedSerde<T> - Class in org.apache.kafka.streams.kstream
 
Windows<W extends Window> - Class in org.apache.kafka.streams.kstream
The window specification for fixed size windows that is used to define window boundaries and grace period.
Windows() - Constructor for class org.apache.kafka.streams.kstream.Windows
 
windowsFor(long) - Method in class org.apache.kafka.streams.kstream.JoinWindows
Not supported by JoinWindows.
windowsFor(long) - Method in class org.apache.kafka.streams.kstream.TimeWindows
 
windowsFor(long) - Method in class org.apache.kafka.streams.kstream.UnlimitedWindows
 
windowsFor(long) - Method in class org.apache.kafka.streams.kstream.Windows
Create all windows that contain the provided timestamp, indexed by non-negative window start timestamps.
windowSize() - Method in interface org.apache.kafka.streams.state.WindowBytesStoreSupplier
The size of the windows (in milliseconds) any store created from this supplier is creating.
windowStore() - Static method in class org.apache.kafka.streams.state.QueryableStoreTypes
WindowStore<K,V> - Interface in org.apache.kafka.streams.state
Interface for storing the aggregated values of fixed-size time windows.
windowStoreBuilder(WindowBytesStoreSupplier, Serde<K>, Serde<V>) - Static method in class org.apache.kafka.streams.state.Stores
Creates a StoreBuilder that can be used to build a WindowStore.
WindowStoreIterator<V> - Interface in org.apache.kafka.streams.state
Iterator interface of KeyValue with key typed Long used for WindowStore.fetch(Object, long, long) and WindowStore.fetch(Object, Instant, Instant) Users must call its close method explicitly upon completeness to release resources, or use try-with-resources statement (available since JDK7) for this Closeable class.
with(Serde<K>, Serde<V>, TimestampExtractor, Topology.AutoOffsetReset) - Static method in class org.apache.kafka.streams.kstream.Consumed
Create an instance of Consumed with the supplied arguments.
with(Serde<K>, Serde<V>) - Static method in class org.apache.kafka.streams.kstream.Consumed
Create an instance of Consumed with key and value Serdes.
with(TimestampExtractor) - Static method in class org.apache.kafka.streams.kstream.Consumed
Create an instance of Consumed with a TimestampExtractor.
with(Topology.AutoOffsetReset) - Static method in class org.apache.kafka.streams.kstream.Consumed
Create an instance of Consumed with a Topology.AutoOffsetReset.
with(String, Serde<K>, Serde<V>) - Static method in class org.apache.kafka.streams.kstream.Grouped
Create a Grouped instance with the provided name, keySerde, and valueSerde.
with(Serde<K>, Serde<V>) - Static method in class org.apache.kafka.streams.kstream.Grouped
Create a Grouped instance with the provided keySerde and valueSerde.
with(Serde<K>, Serde<V>, Serde<VO>) - Static method in class org.apache.kafka.streams.kstream.Joined
Create an instance of Joined with key, value, and otherValue Serde instances.
with(Serde<K>, Serde<V>, Serde<VO>, String) - Static method in class org.apache.kafka.streams.kstream.Joined
Create an instance of Joined with key, value, and otherValue Serde instances.
with(Serde<K>, Serde<V>) - Static method in class org.apache.kafka.streams.kstream.Materialized
Materialize a StateStore with the provided key and value Serdes.
with(Serde<K>, Serde<V>) - Static method in class org.apache.kafka.streams.kstream.Produced
Create a Produced instance with provided keySerde and valueSerde.
with(Serde<K>, Serde<V>, StreamPartitioner<? super K, ? super V>) - Static method in class org.apache.kafka.streams.kstream.Produced
Create a Produced instance with provided keySerde, valueSerde, and partitioner.
with(Serde<K>, Serde<V>) - Static method in class org.apache.kafka.streams.kstream.Repartitioned
Create a Repartitioned instance with provided key serde and value serde.
with(Serde<K>, Serde<V>) - Static method in class org.apache.kafka.streams.kstream.Serialized
Deprecated.
Construct a Serialized instance with the provided key and value Serdes.
with(long) - Static method in class org.apache.kafka.streams.kstream.SessionWindows
Deprecated.
with(Duration) - Static method in class org.apache.kafka.streams.kstream.SessionWindows
Create a new window specification with the specified inactivity gap.
with(WindowBytesStoreSupplier, WindowBytesStoreSupplier) - Static method in class org.apache.kafka.streams.kstream.StreamJoined
Creates a StreamJoined instance with the provided store suppliers.
with(Serde<K>, Serde<V1>, Serde<V2>) - Static method in class org.apache.kafka.streams.kstream.StreamJoined
Creates a StreamJoined instance with the provided serdes to configure the stores for the join.
withBuiltinTypes(String, Class<K>, Class<V>) - Static method in class org.apache.kafka.streams.state.StateSerdes
Create a new instance of StateSerdes for the given state name and key-/value-type classes.
withCachingDisabled() - Method in class org.apache.kafka.streams.kstream.Materialized
Disable caching for the materialized StateStore.
withCachingDisabled() - Method in interface org.apache.kafka.streams.state.StoreBuilder
Disable caching on the store.
withCachingEnabled() - Method in class org.apache.kafka.streams.kstream.Materialized
Enable caching for the materialized StateStore.
withCachingEnabled() - Method in interface org.apache.kafka.streams.state.StoreBuilder
Enable caching on the store.
withConsumer(Consumer<KStream<K, V>>) - Static method in class org.apache.kafka.streams.kstream.Branched
Create an instance of Branched with provided chain consumer.
withConsumer(Consumer<? super KStream<K, V>>, String) - Static method in class org.apache.kafka.streams.kstream.Branched
Create an instance of Branched with provided chain consumer and branch name suffix.
withFunction(Function<? super KStream<K, V>, ? extends KStream<K, V>>) - Static method in class org.apache.kafka.streams.kstream.Branched
Create an instance of Branched with provided chain function.
withFunction(Function<? super KStream<K, V>, ? extends KStream<K, V>>, String) - Static method in class org.apache.kafka.streams.kstream.Branched
Create an instance of Branched with provided chain function and branch name suffix.
withHeaders(Headers) - Method in class org.apache.kafka.streams.processor.api.Record
A convenient way to produce a new record if you only need to change the headers.
withKey(NewK) - Method in class org.apache.kafka.streams.processor.api.Record
A convenient way to produce a new record if you only need to change the key.
withKeySerde(Serde<K>) - Method in class org.apache.kafka.streams.kstream.Consumed
Configure the instance of Consumed with a key Serde.
withKeySerde(Serde<K>) - Method in class org.apache.kafka.streams.kstream.Grouped
Perform the grouping operation using the provided keySerde for serializing the key.
withKeySerde(Serde<K>) - Method in class org.apache.kafka.streams.kstream.Joined
Set the key Serde to be used.
withKeySerde(Serde<K>) - Method in class org.apache.kafka.streams.kstream.Materialized
Set the keySerde the materialize StateStore will use.
withKeySerde(Serde<K>) - Method in class org.apache.kafka.streams.kstream.Produced
Produce records using the provided keySerde.
withKeySerde(Serde<K>) - Method in class org.apache.kafka.streams.kstream.Repartitioned
Create a new instance of Repartitioned with the provided key serde.
withKeySerde(Serde<K>) - Method in class org.apache.kafka.streams.kstream.Serialized
Deprecated.
Construct a Serialized instance with the provided key Serde.
withKeySerde(Serde<K>) - Method in class org.apache.kafka.streams.kstream.StreamJoined
Configure with the provided Serde for the key
withKeyValueMapper(KeyValueMapper<? super K, ? super V, String>) - Method in class org.apache.kafka.streams.kstream.Printed
Print the records of a KStream with the provided KeyValueMapper The provided KeyValueMapper's mapped value type must be String.
withLabel(String) - Method in class org.apache.kafka.streams.kstream.Printed
Print the records of a KStream with the provided label.
withLoggingDisabled() - Method in class org.apache.kafka.streams.kstream.Materialized
Disable change logging for the materialized StateStore.
withLoggingDisabled() - Method in class org.apache.kafka.streams.kstream.StreamJoined
Disable change logging for both state stores.
withLoggingDisabled() - Method in interface org.apache.kafka.streams.kstream.Suppressed.BufferConfig
Disable the changelog for this suppression's internal buffer.
withLoggingDisabled() - Method in interface org.apache.kafka.streams.state.StoreBuilder
Disable the changelog for store built by this StoreBuilder.
withLoggingEnabled(Map<String, String>) - Method in class org.apache.kafka.streams.kstream.Materialized
Indicates that a changelog should be created for the store.
withLoggingEnabled(Map<String, String>) - Method in class org.apache.kafka.streams.kstream.StreamJoined
Configures logging for both state stores.
withLoggingEnabled(Map<String, String>) - Method in interface org.apache.kafka.streams.kstream.Suppressed.BufferConfig
Indicates that a changelog topic should be created containing the currently suppressed records.
withLoggingEnabled(Map<String, String>) - Method in interface org.apache.kafka.streams.state.StoreBuilder
Maintain a changelog for any changes made to the store.
withMaxBytes(long) - Method in interface org.apache.kafka.streams.kstream.Suppressed.BufferConfig
Set a size constraint on the buffer, the maximum number of bytes it will use.
withMaxRecords(long) - Method in interface org.apache.kafka.streams.kstream.Suppressed.BufferConfig
Set a size constraint on the buffer in terms of the maximum number of keys it will store.
withName(String) - Method in class org.apache.kafka.streams.kstream.Branched
Configure the instance of Branched with a branch name suffix.
withName(String) - Method in class org.apache.kafka.streams.kstream.Consumed
Configure the instance of Consumed with a processor name.
withName(String) - Method in class org.apache.kafka.streams.kstream.Grouped
Perform the grouping operation with the name for a repartition topic if required.
withName(String) - Method in class org.apache.kafka.streams.kstream.Joined
Set the base name used for all components of the join, this may include any repartition topics created to complete the join.
withName(String) - Method in class org.apache.kafka.streams.kstream.Named
 
withName(String) - Method in class org.apache.kafka.streams.kstream.Printed
Print the records of a KStream with provided processor name.
withName(String) - Method in class org.apache.kafka.streams.kstream.Produced
 
withName(String) - Method in class org.apache.kafka.streams.kstream.Repartitioned
Create a new instance of Repartitioned with the provided name used as part of repartition topic and processor name.
withName(String) - Method in class org.apache.kafka.streams.kstream.StreamJoined
Set the name to use for the join processor and the repartition topic(s) if required.
withName(String) - Method in interface org.apache.kafka.streams.kstream.Suppressed
Use the specified name for the suppression node in the topology.
withNoBound() - Method in interface org.apache.kafka.streams.kstream.Suppressed.BufferConfig
Set the buffer to be unconstrained by size (either keys or bytes).
withNumberOfPartitions(int) - Method in class org.apache.kafka.streams.kstream.Repartitioned
Create a new instance of Repartitioned with the provided number of partitions for repartition topic.
withOffsetResetPolicy(Topology.AutoOffsetReset) - Method in class org.apache.kafka.streams.kstream.Consumed
Configure the instance of Consumed with a Topology.AutoOffsetReset.
withOtherStoreSupplier(WindowBytesStoreSupplier) - Method in class org.apache.kafka.streams.kstream.StreamJoined
Configure with the provided WindowBytesStoreSupplier for the other store supplier.
withOtherValueSerde(Serde<VO>) - Method in class org.apache.kafka.streams.kstream.Joined
Set the otherValue Serde to be used.
withOtherValueSerde(Serde<V2>) - Method in class org.apache.kafka.streams.kstream.StreamJoined
Configure with the provided Serde for the other value
withPartition(Integer) - Method in class org.apache.kafka.streams.StoreQueryParameters
Set a specific partition that should be queried exclusively.
withRetention(Duration) - Method in class org.apache.kafka.streams.kstream.Materialized
Configure retention period for window and session stores.
withStoreName(String) - Method in class org.apache.kafka.streams.kstream.StreamJoined
Sets the base store name to use for both sides of the join.
withStreamPartitioner(StreamPartitioner<? super K, ? super V>) - Method in class org.apache.kafka.streams.kstream.Produced
Produce records using the provided partitioner.
withStreamPartitioner(StreamPartitioner<K, V>) - Method in class org.apache.kafka.streams.kstream.Repartitioned
Create a new instance of Repartitioned with the provided partitioner.
withThisStoreSupplier(WindowBytesStoreSupplier) - Method in class org.apache.kafka.streams.kstream.StreamJoined
Configure with the provided WindowBytesStoreSupplier for this store supplier.
withTimeDifferenceAndGrace(Duration, Duration) - Static method in class org.apache.kafka.streams.kstream.SlidingWindows
Return a window definition with the window size based on the given maximum time difference (inclusive) between records in the same window and given window grace period.
withTimestamp(long) - Method in class org.apache.kafka.streams.processor.api.Record
A convenient way to produce a new record if you only need to change the timestamp.
withTimestamp(long) - Method in class org.apache.kafka.streams.processor.To
Set the timestamp of the output record.
withTimestampExtractor(TimestampExtractor) - Method in class org.apache.kafka.streams.kstream.Consumed
Configure the instance of Consumed with a TimestampExtractor.
withValue(NewV) - Method in class org.apache.kafka.streams.processor.api.Record
A convenient way to produce a new record if you only need to change the value.
withValueSerde(Serde<V>) - Method in class org.apache.kafka.streams.kstream.Consumed
Configure the instance of Consumed with a value Serde.
withValueSerde(Serde<V>) - Method in class org.apache.kafka.streams.kstream.Grouped
Perform the grouping operation using the provided valueSerde for serializing the value.
withValueSerde(Serde<V>) - Method in class org.apache.kafka.streams.kstream.Joined
Set the value Serde to be used.
withValueSerde(Serde<V>) - Method in class org.apache.kafka.streams.kstream.Materialized
Set the valueSerde the materialized StateStore will use.
withValueSerde(Serde<V>) - Method in class org.apache.kafka.streams.kstream.Produced
Produce records using the provided valueSerde.
withValueSerde(Serde<V>) - Method in class org.apache.kafka.streams.kstream.Repartitioned
Create a new instance of Repartitioned with the provided value serde.
withValueSerde(Serde<V>) - Method in class org.apache.kafka.streams.kstream.Serialized
Deprecated.
Construct a Serialized instance with the provided value Serde.
withValueSerde(Serde<V1>) - Method in class org.apache.kafka.streams.kstream.StreamJoined
Configure with the provided Serde for this value
writeTo(DataOutputStream) - Method in class org.apache.kafka.streams.processor.TaskId
 
writeTo(ByteBuffer) - Method in class org.apache.kafka.streams.processor.TaskId
 
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