org.apache.flink.api.java.operators.translation

类 WrappingFunction<T extends org.apache.flink.api.common.functions.Function>

java.lang.Object

org.apache.flink.api.common.functions.AbstractRichFunction

org.apache.flink.api.java.operators.translation.WrappingFunction<T>

类型参数:

T -

所有已实现的接口:

Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.RichFunction

直接已知子类:

JoinOperator.DefaultJoin.WrappingFlatJoinFunction, PlanFilterOperator.FlatMapFilter, TupleLeftUnwrappingJoiner, TupleRightUnwrappingJoiner, TupleUnwrappingJoiner

@Internal
public abstract class WrappingFunction<T extends org.apache.flink.api.common.functions.Function>
extends org.apache.flink.api.common.functions.AbstractRichFunction

Wrapper around Function.

另请参阅:

序列化表格

字段概要

字段

限定符和类型	字段和说明
protected T	wrappedFunction

构造器概要

构造器

限定符	构造器和说明
protected	WrappingFunction(T wrappedFunction)

方法概要

限定符和类型	方法和说明
void	close()
T	getWrappedFunction()
void	open(org.apache.flink.configuration.Configuration parameters)
void	setRuntimeContext(org.apache.flink.api.common.functions.RuntimeContext t)

从类继承的方法 org.apache.flink.api.common.functions.AbstractRichFunction

getIterationRuntimeContext, getRuntimeContext

从类继承的方法 java.lang.Object

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

字段详细资料

wrappedFunction

protected T extends org.apache.flink.api.common.functions.Function wrappedFunction

构造器详细资料

WrappingFunction

protected WrappingFunction(T wrappedFunction)

方法详细资料

open

public void open(org.apache.flink.configuration.Configuration parameters)
          throws Exception

指定者:

open 在接口中 org.apache.flink.api.common.functions.RichFunction

覆盖:

open 在类中 org.apache.flink.api.common.functions.AbstractRichFunction

抛出:

Exception

close

public void close()
           throws Exception

指定者:

close 在接口中 org.apache.flink.api.common.functions.RichFunction

覆盖:

close 在类中 org.apache.flink.api.common.functions.AbstractRichFunction

抛出:

Exception

setRuntimeContext

public void setRuntimeContext(org.apache.flink.api.common.functions.RuntimeContext t)

指定者:

setRuntimeContext 在接口中 org.apache.flink.api.common.functions.RichFunction

覆盖:

setRuntimeContext 在类中 org.apache.flink.api.common.functions.AbstractRichFunction

getWrappedFunction

public T getWrappedFunction()