org.apache.flink.streaming.api.utils

类 PythonOperatorUtils

java.lang.Object

org.apache.flink.streaming.api.utils.PythonOperatorUtils

@Internal
public class PythonOperatorUtils
extends Object

Utilities used by Python operators.

构造器概要

构造器

构造器和说明
PythonOperatorUtils()

方法概要

限定符和类型	方法和说明
static <K> boolean	inBatchExecutionMode(org.apache.flink.runtime.state.KeyedStateBackend<K> stateBackend)
static <K> void	setCurrentKeyForStreaming(org.apache.flink.runtime.state.KeyedStateBackend<K> stateBackend, K currentKey) Set the current key for streaming operator.
static <K,N> void	setCurrentKeyForTimerService(org.apache.flink.streaming.api.operators.InternalTimerService<N> internalTimerService, K currentKey) Set the current key for the timer service.

从类继承的方法 java.lang.Object

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

构造器详细资料

PythonOperatorUtils

public PythonOperatorUtils()

方法详细资料

setCurrentKeyForStreaming

public static <K> void setCurrentKeyForStreaming(org.apache.flink.runtime.state.KeyedStateBackend<K> stateBackend,
                                                 K currentKey)

Set the current key for streaming operator.

setCurrentKeyForTimerService

public static <K,N> void setCurrentKeyForTimerService(org.apache.flink.streaming.api.operators.InternalTimerService<N> internalTimerService,
                                                      K currentKey)
                                               throws Exception

Set the current key for the timer service.

抛出:

Exception

inBatchExecutionMode

public static <K> boolean inBatchExecutionMode(org.apache.flink.runtime.state.KeyedStateBackend<K> stateBackend)