org.apache.flink.streaming.runtime.tasks

类 AbstractTwoInputStreamTask<IN1,IN2,OUT>

java.lang.Object

org.apache.flink.runtime.jobgraph.tasks.AbstractInvokable

org.apache.flink.streaming.runtime.tasks.StreamTask<OUT,TwoInputStreamOperator<IN1,IN2,OUT>>

org.apache.flink.streaming.runtime.tasks.AbstractTwoInputStreamTask<IN1,IN2,OUT>

所有已实现的接口:

AsyncExceptionHandler

直接已知子类:

TwoInputStreamTask

@Internal
public abstract class AbstractTwoInputStreamTask<IN1,IN2,OUT>
extends StreamTask<OUT,TwoInputStreamOperator<IN1,IN2,OUT>>

Abstract class for executing a TwoInputStreamOperator.

字段概要

字段

限定符和类型	字段和说明
protected WatermarkGauge	input1WatermarkGauge
protected WatermarkGauge	input2WatermarkGauge
protected MinWatermarkGauge	minInputWatermarkGauge

从类继承的字段 org.apache.flink.streaming.runtime.tasks.StreamTask

configuration, headOperator, inputProcessor, LOG, mailboxProcessor, operatorChain, stateBackend, timerService, TRIGGER_THREAD_GROUP

构造器概要

构造器

构造器和说明
AbstractTwoInputStreamTask(org.apache.flink.runtime.execution.Environment env) Constructor for initialization, possibly with initial state (recovery / savepoint / etc).

方法概要

限定符和类型	方法和说明
protected abstract void	createInputProcessor(List<org.apache.flink.runtime.io.network.partition.consumer.IndexedInputGate> inputGates1, List<org.apache.flink.runtime.io.network.partition.consumer.IndexedInputGate> inputGates2, org.apache.flink.api.common.typeutils.TypeSerializer<IN1> inputDeserializer1, org.apache.flink.api.common.typeutils.TypeSerializer<IN2> inputDeserializer2)
void	init()

从类继承的方法 org.apache.flink.streaming.runtime.tasks.StreamTask

abortCheckpointOnBarrier, advanceToEndOfEventTime, afterInvoke, beforeInvoke, cancel, cancelTask, cleanup, cleanUpInvoke, createRecordWriterDelegate, createStreamTaskStateInitializer, declineCheckpoint, dispatchOperatorEvent, executeInTaskThread, finalize, finishTask, getAsyncCheckpointStartDelayNanos, getAsyncOperationsThreadPool, getCancelables, getCheckpointStorage, getCompletionFuture, getConfiguration, getMailboxExecutorFactory, getName, getProcessingTimeServiceFactory, getStreamStatusMaintainer, handleAsyncException, invoke, isCanceled, isFailing, isMailboxLoopRunning, isRunning, notifyCheckpointAbortAsync, notifyCheckpointCompleteAsync, processInput, runMailboxStep, setupNumRecordsInCounter, toString, triggerCheckpointAsync, triggerCheckpointOnBarrier

从类继承的方法 org.apache.flink.runtime.jobgraph.tasks.AbstractInvokable

getCurrentNumberOfSubtasks, getEnvironment, getExecutionConfig, getIndexInSubtaskGroup, getJobConfiguration, getTaskConfiguration, getUserCodeClassLoader, setShouldInterruptOnCancel, shouldInterruptOnCancel

从类继承的方法 java.lang.Object

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

字段详细资料

input1WatermarkGauge

protected final WatermarkGauge input1WatermarkGauge

input2WatermarkGauge

protected final WatermarkGauge input2WatermarkGauge

minInputWatermarkGauge

protected final MinWatermarkGauge minInputWatermarkGauge

构造器详细资料

AbstractTwoInputStreamTask

public AbstractTwoInputStreamTask(org.apache.flink.runtime.execution.Environment env)
                           throws Exception

Constructor for initialization, possibly with initial state (recovery / savepoint / etc).

参数:

env - The task environment for this task.

抛出:

Exception

方法详细资料

init

public void init()
          throws Exception

指定者:

init 在类中 StreamTask<OUT,TwoInputStreamOperator<IN1,IN2,OUT>>

抛出:

Exception

createInputProcessor

protected abstract void createInputProcessor(List<org.apache.flink.runtime.io.network.partition.consumer.IndexedInputGate> inputGates1,
                                             List<org.apache.flink.runtime.io.network.partition.consumer.IndexedInputGate> inputGates2,
                                             org.apache.flink.api.common.typeutils.TypeSerializer<IN1> inputDeserializer1,
                                             org.apache.flink.api.common.typeutils.TypeSerializer<IN2> inputDeserializer2)
                                      throws Exception

抛出:

Exception