Package org.apache.flink.datastream.impl.operators

Class BaseKeyedProcessOperator<KEY,IN,OUT>

java.lang.Object
org.apache.flink.streaming.api.operators.AbstractStreamOperator<OUT>
org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncStateStreamOperator<OUT>
org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncStateUdfStreamOperator<OUT,org.apache.flink.datastream.api.function.OneInputStreamProcessFunction<IN,OUT>>
org.apache.flink.datastream.impl.operators.ProcessOperator<IN,OUT>
org.apache.flink.datastream.impl.operators.BaseKeyedProcessOperator<KEY,IN,OUT>
All Implemented Interfaces:
Serializable, org.apache.flink.api.common.state.CheckpointListener, org.apache.flink.streaming.api.operators.BoundedOneInput, org.apache.flink.streaming.api.operators.Input<IN>, org.apache.flink.streaming.api.operators.KeyContext, org.apache.flink.streaming.api.operators.KeyContextHandler, org.apache.flink.streaming.api.operators.OneInputStreamOperator<IN,OUT>, org.apache.flink.streaming.api.operators.OutputTypeConfigurable<OUT>, org.apache.flink.streaming.api.operators.StreamOperator<OUT>, org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.CheckpointedStreamOperator, org.apache.flink.streaming.api.operators.UserFunctionProvider<org.apache.flink.datastream.api.function.OneInputStreamProcessFunction<IN,OUT>>, org.apache.flink.streaming.api.operators.YieldingOperator<OUT>, org.apache.flink.streaming.runtime.operators.asyncprocessing.AsyncStateProcessing, org.apache.flink.streaming.runtime.operators.asyncprocessing.AsyncStateProcessingOperator
Direct Known Subclasses:
KeyedProcessOperator, OneInputWindowProcessOperator
public class BaseKeyedProcessOperator<KEY,IN,OUT> extends ProcessOperator<IN,OUT>
Base operator for OneInputStreamProcessFunction in KeyedPartitionStream.
See Also:

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    protected Set<Object>
    keySet
     
    protected final org.apache.flink.api.java.functions.KeySelector<OUT,KEY>
    outKeySelector
     

    Fields inherited from class org.apache.flink.datastream.impl.operators.ProcessOperator

    context, eventTimeWatermarkHandler, nonPartitionedContext, outputCollector, partitionedContext, watermarkDeclarationMap

    Fields inherited from class org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncStateUdfStreamOperator

    declarationContext, userFunction

    Fields inherited from class org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncStateStreamOperator

    declarationManager

    Fields inherited from class org.apache.flink.streaming.api.operators.AbstractStreamOperator

    combinedWatermark, config, lastRecordAttributes1, lastRecordAttributes2, latencyStats, metrics, output, processingTimeService, stateHandler, stateKeySelector1, stateKeySelector2, timeServiceManager

  • Constructor Summary

    Constructors
    Constructor
    Description
    BaseKeyedProcessOperator(org.apache.flink.datastream.api.function.OneInputStreamProcessFunction<IN,OUT> userFunction)
     
    BaseKeyedProcessOperator(org.apache.flink.datastream.api.function.OneInputStreamProcessFunction<IN,OUT> userFunction, org.apache.flink.api.java.functions.KeySelector<OUT,KEY> outKeySelector)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    protected Object
    currentKey()
     
    protected org.apache.flink.datastream.api.context.NonPartitionedContext<OUT>
    getNonPartitionedContext()
     
    protected TimestampCollector<OUT>
    getOutputCollector()
     
    boolean
    isAsyncStateProcessingEnabled()
     
    void
    newKeySelected(Object newKey)
     
    void
    open()
     

    Methods inherited from class org.apache.flink.datastream.impl.operators.ProcessOperator

    close, endInput, getEventTimeSupplier, getProcessingTimeManager, getProcessorWithKey, getTimerService, processElement, processWatermarkInternal

    Methods inherited from class org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncStateUdfStreamOperator

    finish, getUserFunction, initializeState, notifyCheckpointAborted, notifyCheckpointComplete, setOutputType, setup, snapshotState

    Methods inherited from class org.apache.flink.runtime.asyncprocessing.operators.AbstractAsyncStateStreamOperator

    asyncProcessWithKey, beforeInitializeStateHandler, drainStateRequests, getAsyncKeyedStateBackend, getCurrentKey, getDeclarationManager, getElementOrder, getInternalTimerService, getOrCreateKeyedState, getRecordProcessor, postProcessElement, postProcessWatermark, prepareSnapshotPreBarrier, preProcessWatermark, preserveRecordOrderAndProcess, processRecordAttributes, processRecordAttributes1, processRecordAttributes2, processWatermark, processWatermark, processWatermark1, processWatermark1Internal, processWatermark2, processWatermark2Internal, processWatermarkStatus, processWatermarkStatus, reportOrForwardLatencyMarker, setAsyncKeyedContextElement, setKeyContextElement1, setKeyContextElement2

    Methods inherited from class org.apache.flink.streaming.api.operators.AbstractStreamOperator

    getContainingTask, getExecutionConfig, getKeyedStateBackend, getKeyedStateStore, getMetricGroup, getOperatorConfig, getOperatorID, getOperatorName, getOperatorStateBackend, getOrCreateKeyedState, getPartitionedState, getPartitionedState, getProcessingTimeService, getRuntimeContext, getStateKeySelector1, getStateKeySelector2, getTimeServiceManager, getUserCodeClassloader, hasKeyContext1, hasKeyContext2, initializeState, isUsingCustomRawKeyedState, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processWatermark1, processWatermark2, processWatermarkStatus1, processWatermarkStatus2, setCurrentKey, setMailboxExecutor, setProcessingTimeService, snapshotState, useSplittableTimers

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    Methods inherited from interface org.apache.flink.api.common.state.CheckpointListener

    notifyCheckpointAborted, notifyCheckpointComplete

    Methods inherited from interface org.apache.flink.streaming.api.operators.Input

    processLatencyMarker, processRecordAttributes, processWatermark, processWatermark, processWatermarkStatus

    Methods inherited from interface org.apache.flink.streaming.api.operators.KeyContext

    getCurrentKey, setCurrentKey

    Methods inherited from interface org.apache.flink.streaming.api.operators.KeyContextHandler

    hasKeyContext

    Methods inherited from interface org.apache.flink.streaming.api.operators.OneInputStreamOperator

    setKeyContextElement

    Methods inherited from interface org.apache.flink.streaming.api.operators.StreamOperator

    finish, getMetricGroup, getOperatorAttributes, getOperatorID, initializeState, prepareSnapshotPreBarrier, setKeyContextElement1, setKeyContextElement2, snapshotState

  • Field Details

    • keySet

      protected transient Set<Object> keySet

    • outKeySelector

      @Nullable protected final org.apache.flink.api.java.functions.KeySelector<OUT,KEY> outKeySelector

  • Constructor Details

    • BaseKeyedProcessOperator

      public BaseKeyedProcessOperator(org.apache.flink.datastream.api.function.OneInputStreamProcessFunction<IN,OUT> userFunction)

    • BaseKeyedProcessOperator

      public BaseKeyedProcessOperator(org.apache.flink.datastream.api.function.OneInputStreamProcessFunction<IN,OUT> userFunction, @Nullable org.apache.flink.api.java.functions.KeySelector<OUT,KEY> outKeySelector)

  • Method Details