org.apache.flink.cdc.runtime.partitioning

类 DistributedPrePartitionOperator

java.lang.Object

org.apache.flink.streaming.api.operators.AbstractStreamOperator<PartitioningEvent>

org.apache.flink.cdc.runtime.partitioning.DistributedPrePartitionOperator

所有已实现的接口:

Serializable, org.apache.flink.api.common.state.CheckpointListener, org.apache.flink.streaming.api.operators.Input<org.apache.flink.cdc.common.event.Event>, org.apache.flink.streaming.api.operators.KeyContext, org.apache.flink.streaming.api.operators.KeyContextHandler, org.apache.flink.streaming.api.operators.OneInputStreamOperator<org.apache.flink.cdc.common.event.Event,PartitioningEvent>, org.apache.flink.streaming.api.operators.SetupableStreamOperator<PartitioningEvent>, org.apache.flink.streaming.api.operators.StreamOperator<PartitioningEvent>, org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.CheckpointedStreamOperator

@Internal
public class DistributedPrePartitionOperator
extends org.apache.flink.streaming.api.operators.AbstractStreamOperator<PartitioningEvent>
implements org.apache.flink.streaming.api.operators.OneInputStreamOperator<org.apache.flink.cdc.common.event.Event,PartitioningEvent>, Serializable

Operator for processing events from upstream before flowing to SchemaOperator.

另请参阅:

序列化表格

字段概要

从类继承的字段 org.apache.flink.streaming.api.operators.AbstractStreamOperator

chainingStrategy, config, lastRecordAttributes1, lastRecordAttributes2, latencyStats, LOG, metrics, output, processingTimeService

构造器概要

构造器

构造器和说明
DistributedPrePartitionOperator(int downstreamParallelism, org.apache.flink.cdc.common.function.HashFunctionProvider<org.apache.flink.cdc.common.event.DataChangeEvent> hashFunctionProvider)

方法概要

限定符和类型	方法和说明
void	open()
void	processElement(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.cdc.common.event.Event> element)
void	snapshotState(org.apache.flink.runtime.state.StateSnapshotContext context)

从类继承的方法 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, hasKeyContext1, hasKeyContext2, initializeState, initializeState, isUsingCustomRawKeyedState, notifyCheckpointAborted, notifyCheckpointComplete, prepareSnapshotPreBarrier, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processRecordAttributes, processRecordAttributes1, processRecordAttributes2, processWatermark, processWatermark1, processWatermark2, processWatermarkStatus, processWatermarkStatus1, processWatermarkStatus2, reportOrForwardLatencyMarker, setChainingStrategy, setCurrentKey, setKeyContextElement1, setKeyContextElement2, setProcessingTimeService, setup, snapshotState

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.flink.streaming.api.operators.OneInputStreamOperator

setKeyContextElement

从接口继承的方法 org.apache.flink.streaming.api.operators.StreamOperator

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

从接口继承的方法 org.apache.flink.api.common.state.CheckpointListener

notifyCheckpointAborted, notifyCheckpointComplete

从接口继承的方法 org.apache.flink.streaming.api.operators.KeyContext

getCurrentKey, setCurrentKey

从接口继承的方法 org.apache.flink.streaming.api.operators.Input

processLatencyMarker, processRecordAttributes, processWatermark, processWatermarkStatus

从接口继承的方法 org.apache.flink.streaming.api.operators.KeyContextHandler

hasKeyContext

构造器详细资料

DistributedPrePartitionOperator

public DistributedPrePartitionOperator(int downstreamParallelism,
                                       org.apache.flink.cdc.common.function.HashFunctionProvider<org.apache.flink.cdc.common.event.DataChangeEvent> hashFunctionProvider)

方法详细资料

open

public void open()
          throws Exception

指定者:

open 在接口中 org.apache.flink.streaming.api.operators.StreamOperator<PartitioningEvent>

覆盖:

open 在类中 org.apache.flink.streaming.api.operators.AbstractStreamOperator<PartitioningEvent>

抛出:

Exception

processElement

public void processElement(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.cdc.common.event.Event> element)
                    throws Exception

指定者:

processElement 在接口中 org.apache.flink.streaming.api.operators.Input<org.apache.flink.cdc.common.event.Event>

抛出:

Exception

snapshotState

public void snapshotState(org.apache.flink.runtime.state.StateSnapshotContext context)
                   throws Exception

指定者:

snapshotState 在接口中 org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.CheckpointedStreamOperator

覆盖:

snapshotState 在类中 org.apache.flink.streaming.api.operators.AbstractStreamOperator<PartitioningEvent>

抛出:

Exception