org.apache.flink.streaming.api.functions.windowing

类 FoldApplyProcessAllWindowFunction<W extends Window,T,ACC,R>

java.lang.Object

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

org.apache.flink.streaming.api.functions.windowing.ProcessAllWindowFunction<T,R,W>

org.apache.flink.streaming.api.functions.windowing.FoldApplyProcessAllWindowFunction<W,T,ACC,R>

所有已实现的接口:

Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.RichFunction, OutputTypeConfigurable<R>

已过时。

will be removed in a future version

@Internal
 @Deprecated
public class FoldApplyProcessAllWindowFunction<W extends Window,T,ACC,R>
extends ProcessAllWindowFunction<T,R,W>
implements OutputTypeConfigurable<R>

Internal ProcessAllWindowFunction that is used for implementing a fold on a window configuration that only allows ProcessAllWindowFunction and cannot directly execute a FoldFunction.

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.streaming.api.functions.windowing.ProcessAllWindowFunction

ProcessAllWindowFunction.Context

构造器概要

构造器

构造器和说明
FoldApplyProcessAllWindowFunction(ACC initialValue, org.apache.flink.api.common.functions.FoldFunction<T,ACC> foldFunction, ProcessAllWindowFunction<ACC,R,W> windowFunction, org.apache.flink.api.common.typeinfo.TypeInformation<ACC> accTypeInformation) 已过时。

方法概要

限定符和类型	方法和说明
void	clear(ProcessAllWindowFunction.Context context) 已过时。 Deletes any state in the Context when the Window is purged.
void	close() 已过时。
void	open(org.apache.flink.configuration.Configuration configuration) 已过时。
void	process(ProcessAllWindowFunction.Context context, Iterable<T> values, org.apache.flink.util.Collector<R> out) 已过时。 Evaluates the window and outputs none or several elements.
void	setOutputType(org.apache.flink.api.common.typeinfo.TypeInformation<R> outTypeInfo, org.apache.flink.api.common.ExecutionConfig executionConfig) 已过时。 Is called by the org.apache.flink.streaming.api.graph.StreamGraph#addOperator(Integer, String, StreamOperator, TypeInformation, TypeInformation, String) method when the StreamGraph is generated.
void	setRuntimeContext(org.apache.flink.api.common.functions.RuntimeContext t) 已过时。

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

构造器详细资料

FoldApplyProcessAllWindowFunction

public FoldApplyProcessAllWindowFunction(ACC initialValue,
                                         org.apache.flink.api.common.functions.FoldFunction<T,ACC> foldFunction,
                                         ProcessAllWindowFunction<ACC,R,W> windowFunction,
                                         org.apache.flink.api.common.typeinfo.TypeInformation<ACC> accTypeInformation)

已过时。

方法详细资料

open

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

已过时。

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

已过时。

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)

已过时。

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

process

public void process(ProcessAllWindowFunction.Context context,
                    Iterable<T> values,
                    org.apache.flink.util.Collector<R> out)
             throws Exception

已过时。

从类复制的说明: ProcessAllWindowFunction

Evaluates the window and outputs none or several elements.

指定者:

process 在类中 ProcessAllWindowFunction<T,R,W extends Window>

参数:

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

values - The elements in the window being evaluated.

out - A collector for emitting elements.

抛出:

Exception - The function may throw exceptions to fail the program and trigger recovery.

clear

public void clear(ProcessAllWindowFunction.Context context)
           throws Exception

已过时。

从类复制的说明: ProcessAllWindowFunction

Deletes any state in the Context when the Window is purged.

覆盖:

clear 在类中 ProcessAllWindowFunction<T,R,W extends Window>

参数:

context - The context to which the window is being evaluated

抛出:

Exception - The function may throw exceptions to fail the program and trigger recovery.

setOutputType

public void setOutputType(org.apache.flink.api.common.typeinfo.TypeInformation<R> outTypeInfo,
                          org.apache.flink.api.common.ExecutionConfig executionConfig)

已过时。

从接口复制的说明: OutputTypeConfigurable

Is called by the org.apache.flink.streaming.api.graph.StreamGraph#addOperator(Integer, String, StreamOperator, TypeInformation, TypeInformation, String) method when the StreamGraph is generated. The method is called with the output TypeInformation which is also used for the StreamTask output serializer.

指定者:

setOutputType 在接口中 OutputTypeConfigurable<R>

参数:

outTypeInfo - Output type information of the StreamTask

executionConfig - Execution configuration