public final class InternalIterableProcessAllWindowFunction<IN,OUT,W extends Window> extends org.apache.flink.api.java.operators.translation.WrappingFunction<ProcessAllWindowFunction<IN,OUT,W>> implements InternalWindowFunction<Iterable<IN>,OUT,Byte,W>
ProcessAllWindowFunction that takes an Iterable
when the window state also is an Iterable.InternalWindowFunction.InternalWindowContext| 构造器和说明 |
|---|
InternalIterableProcessAllWindowFunction(ProcessAllWindowFunction<IN,OUT,W> wrappedFunction) |
| 限定符和类型 | 方法和说明 |
|---|---|
void |
clear(W window,
InternalWindowFunction.InternalWindowContext context)
Deletes any state in the
Context when the Window is purged. |
org.apache.flink.api.common.functions.IterationRuntimeContext |
getIterationRuntimeContext() |
org.apache.flink.api.common.functions.RuntimeContext |
getRuntimeContext() |
void |
open(org.apache.flink.configuration.Configuration parameters) |
void |
process(Byte key,
W window,
InternalWindowFunction.InternalWindowContext context,
Iterable<IN> input,
org.apache.flink.util.Collector<OUT> out)
Evaluates the window and outputs none or several elements.
|
public InternalIterableProcessAllWindowFunction(ProcessAllWindowFunction<IN,OUT,W> wrappedFunction)
public void open(org.apache.flink.configuration.Configuration parameters)
throws Exception
public void process(Byte key, W window, InternalWindowFunction.InternalWindowContext context, Iterable<IN> input, org.apache.flink.util.Collector<OUT> out) throws Exception
InternalWindowFunctionprocess 在接口中 InternalWindowFunction<Iterable<IN>,OUT,Byte,W extends Window>context - The context in which the window is being evaluated.input - The elements in the window being evaluated.out - A collector for emitting elements.Exception - The function may throw exceptions to fail the program and trigger recovery.public void clear(W window, InternalWindowFunction.InternalWindowContext context) throws Exception
InternalWindowFunctionContext when the Window is purged.public org.apache.flink.api.common.functions.RuntimeContext getRuntimeContext()
getRuntimeContext 在接口中 org.apache.flink.api.common.functions.RichFunctiongetRuntimeContext 在类中 org.apache.flink.api.common.functions.AbstractRichFunctionpublic org.apache.flink.api.common.functions.IterationRuntimeContext getIterationRuntimeContext()
getIterationRuntimeContext 在接口中 org.apache.flink.api.common.functions.RichFunctiongetIterationRuntimeContext 在类中 org.apache.flink.api.common.functions.AbstractRichFunctionCopyright © 2014–2021 The Apache Software Foundation. All rights reserved.