org.apache.flink.state.api.input.operator.window

类 PassThroughReader<KEY,W extends org.apache.flink.streaming.api.windowing.windows.Window,IN>

java.lang.Object

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

org.apache.flink.state.api.functions.WindowReaderFunction<IN,IN,KEY,W>

org.apache.flink.state.api.input.operator.window.PassThroughReader<KEY,W,IN>

类型参数:

KEY - The key type.

W - The window type.

IN - The type stored in state.

所有已实现的接口:

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

public class PassThroughReader<KEY,W extends org.apache.flink.streaming.api.windowing.windows.Window,IN>
extends WindowReaderFunction<IN,IN,KEY,W>

A WindowReaderFunction that just emits each input element.

另请参阅:

序列化表格

嵌套类概要

从类继承的嵌套类/接口 org.apache.flink.state.api.functions.WindowReaderFunction

WindowReaderFunction.Context<W extends org.apache.flink.streaming.api.windowing.windows.Window>

构造器概要

构造器

构造器和说明
PassThroughReader()

方法概要

限定符和类型	方法和说明
void	readWindow(KEY key, WindowReaderFunction.Context<W> context, Iterable<IN> elements, org.apache.flink.util.Collector<IN> out) Evaluates the window and outputs none or several elements.

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

close, 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

构造器详细资料

PassThroughReader

public PassThroughReader()

方法详细资料

readWindow

public void readWindow(KEY key,
                       WindowReaderFunction.Context<W> context,
                       Iterable<IN> elements,
                       org.apache.flink.util.Collector<IN> out)

从类复制的说明: WindowReaderFunction

Evaluates the window and outputs none or several elements.

指定者:

readWindow 在类中 WindowReaderFunction<IN,IN,KEY,W extends org.apache.flink.streaming.api.windowing.windows.Window>

参数:

key - The key for which this window is evaluated.

context - The context in which the window is being evaluated.

elements - The elements in the window being evaluated.

out - A collector for emitting elements.