Package org.apache.flink.table.runtime.operators.multipleinput

Class UnionStreamOperator

java.lang.Object
org.apache.flink.streaming.api.operators.AbstractStreamOperator<OUT>
org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator<OUT,org.apache.flink.api.common.functions.MapFunction<IN,OUT>>
org.apache.flink.streaming.api.operators.StreamMap<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>
org.apache.flink.table.runtime.operators.multipleinput.UnionStreamOperator
All Implemented Interfaces:
Serializable, org.apache.flink.api.common.state.CheckpointListener, org.apache.flink.streaming.api.operators.BoundedMultiInput, org.apache.flink.streaming.api.operators.Input<org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.operators.KeyContext, org.apache.flink.streaming.api.operators.KeyContextHandler, org.apache.flink.streaming.api.operators.OneInputStreamOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.operators.OutputTypeConfigurable<org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.CheckpointedStreamOperator, org.apache.flink.streaming.api.operators.UserFunctionProvider<org.apache.flink.api.common.functions.MapFunction<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>>, org.apache.flink.streaming.api.operators.YieldingOperator<org.apache.flink.table.data.RowData>
public class UnionStreamOperator extends org.apache.flink.streaming.api.operators.StreamMap<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData> implements org.apache.flink.streaming.api.operators.BoundedMultiInput
A special operator which collects all inputs' records and forwards them in MultipleInputStreamOperatorBase.
See Also:

  • Field Summary

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

    userFunction

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

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

  • Constructor Summary

    Constructors
    Constructor
    Description
    UnionStreamOperator()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    endInput(int inputId)
     

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

    processElement

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

    close, finish, getUserFunction, getUserFunctionParameters, initializeState, notifyCheckpointAborted, notifyCheckpointComplete, open, setOutputType, setup, snapshotState

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

    beforeInitializeStateHandler, getContainingTask, getCurrentKey, getExecutionConfig, getInternalTimerService, getKeyedStateBackend, getKeyedStateStore, getMetricGroup, getOperatorConfig, getOperatorID, getOperatorName, getOperatorStateBackend, getOrCreateKeyedState, getPartitionedState, getPartitionedState, getProcessingTimeService, getRuntimeContext, getStateKeySelector1, getStateKeySelector2, getTimeServiceManager, getUserCodeClassloader, hasKeyContext1, hasKeyContext2, initializeState, isAsyncStateProcessingEnabled, isUsingCustomRawKeyedState, prepareSnapshotPreBarrier, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processRecordAttributes, processRecordAttributes1, processRecordAttributes2, processWatermark, processWatermark, processWatermark1, processWatermark1, processWatermark2, processWatermark2, processWatermarkStatus, processWatermarkStatus, processWatermarkStatus1, processWatermarkStatus2, reportOrForwardLatencyMarker, setCurrentKey, setKeyContextElement1, setKeyContextElement2, 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

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

  • Constructor Details

    • UnionStreamOperator

      public UnionStreamOperator()

  • Method Details

    • endInput

      public void endInput(int inputId) throws Exception
      Specified by:
      endInput in interface org.apache.flink.streaming.api.operators.BoundedMultiInput
      Throws:
      Exception