org.apache.flink.table.runtime.collector

类 WrappingCollector<T>

java.lang.Object

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

org.apache.flink.table.runtime.collector.WrappingCollector<T>

所有已实现的接口:

Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.RichFunction, org.apache.flink.util.Collector<T>

public abstract class WrappingCollector<T>
extends org.apache.flink.api.common.functions.AbstractRichFunction
implements org.apache.flink.util.Collector<T>

A Collector that wraps another collector. An implementation can decide when to emit to the wrapped collector.

另请参阅:

序列化表格

构造器概要

构造器

构造器和说明
WrappingCollector()

方法概要

限定符和类型	方法和说明
void	close()
void	outputResult(T result) Outputs the final result to the wrapped collector.
void	setCollector(org.apache.flink.util.Collector<T> collector) Sets the current collector which is used to emit the final result.

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

getIterationRuntimeContext, getRuntimeContext, open, setRuntimeContext

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.util.Collector

collect

构造器详细资料

WrappingCollector

public WrappingCollector()

方法详细资料

setCollector

public void setCollector(org.apache.flink.util.Collector<T> collector)

Sets the current collector which is used to emit the final result.

outputResult

public void outputResult(T result)

Outputs the final result to the wrapped collector.

close

public void close()

指定者:

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

指定者:

close 在接口中 org.apache.flink.util.Collector<T>

覆盖:

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