org.apache.flink.statefun.flink.state.processor.operator

Class FunctionsStateBootstrapOperator

java.lang.Object

org.apache.flink.streaming.api.operators.AbstractStreamOperator<org.apache.flink.state.api.output.TaggedOperatorSubtaskState>

org.apache.flink.statefun.flink.state.processor.operator.FunctionsStateBootstrapOperator

All Implemented Interfaces:

java.io.Serializable, org.apache.flink.api.common.state.CheckpointListener, org.apache.flink.streaming.api.operators.BoundedOneInput, org.apache.flink.streaming.api.operators.Input<TaggedBootstrapData>, org.apache.flink.streaming.api.operators.KeyContext, org.apache.flink.streaming.api.operators.OneInputStreamOperator<TaggedBootstrapData,org.apache.flink.state.api.output.TaggedOperatorSubtaskState>, org.apache.flink.streaming.api.operators.SetupableStreamOperator<org.apache.flink.state.api.output.TaggedOperatorSubtaskState>, org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.state.api.output.TaggedOperatorSubtaskState>, org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.CheckpointedStreamOperator

public final class FunctionsStateBootstrapOperator
extends org.apache.flink.streaming.api.operators.AbstractStreamOperator<org.apache.flink.state.api.output.TaggedOperatorSubtaskState>
implements org.apache.flink.streaming.api.operators.OneInputStreamOperator<TaggedBootstrapData,org.apache.flink.state.api.output.TaggedOperatorSubtaskState>, org.apache.flink.streaming.api.operators.BoundedOneInput

An operator used to bootstrap function state for the FunctionGroupOperator.

See Also:

Serialized Form

Field Summary

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

chainingStrategy, config, latencyStats, LOG, metrics, output, processingTimeService

Constructor Summary

Constructors

Constructor and Description
FunctionsStateBootstrapOperator(StateBootstrapFunctionRegistry stateBootstrapFunctionRegistry, long snapshotTimestamp, org.apache.flink.core.fs.Path snapshotPath)

Method Summary

Modifier and Type	Method and Description
void	endInput()
void	open()
void	processElement(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<TaggedBootstrapData> streamRecord)

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

close, finish, getChainingStrategy, getContainingTask, getCurrentKey, getExecutionConfig, getInternalTimerService, getKeyedStateBackend, getKeyedStateStore, getMetricGroup, getOperatorConfig, getOperatorID, getOperatorName, getOperatorStateBackend, getOrCreateKeyedState, getPartitionedState, getPartitionedState, getProcessingTimeService, getRuntimeContext, getTimeServiceManager, getUserCodeClassloader, initializeState, initializeState, isUsingCustomRawKeyedState, notifyCheckpointAborted, notifyCheckpointComplete, prepareSnapshotPreBarrier, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processWatermark, processWatermark1, processWatermark2, processWatermarkStatus, processWatermarkStatus1, processWatermarkStatus2, registerCounterOnOutput, reportOrForwardLatencyMarker, setChainingStrategy, setCurrentKey, setKeyContextElement1, setKeyContextElement2, setProcessingTimeService, setup, snapshotState, snapshotState

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.streaming.api.operators.OneInputStreamOperator

setKeyContextElement

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

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

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

notifyCheckpointAborted, notifyCheckpointComplete

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

getCurrentKey, setCurrentKey

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

processLatencyMarker, processWatermark, processWatermarkStatus

Constructor Detail

FunctionsStateBootstrapOperator

public FunctionsStateBootstrapOperator(StateBootstrapFunctionRegistry stateBootstrapFunctionRegistry,
                                       long snapshotTimestamp,
                                       org.apache.flink.core.fs.Path snapshotPath)

Method Detail

open

public void open()
          throws java.lang.Exception

Specified by:

open in interface org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.state.api.output.TaggedOperatorSubtaskState>

Overrides:

open in class org.apache.flink.streaming.api.operators.AbstractStreamOperator<org.apache.flink.state.api.output.TaggedOperatorSubtaskState>

Throws:

java.lang.Exception

processElement

public void processElement(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<TaggedBootstrapData> streamRecord)
                    throws java.lang.Exception

Specified by:

processElement in interface org.apache.flink.streaming.api.operators.Input<TaggedBootstrapData>

Throws:

java.lang.Exception

endInput

public void endInput()
              throws java.lang.Exception

Specified by:

endInput in interface org.apache.flink.streaming.api.operators.BoundedOneInput

Throws:

java.lang.Exception