org.apache.flink.table.runtime.operators.bundle.trigger

类 CountCoBundleTrigger<IN1,IN2>

java.lang.Object

org.apache.flink.table.runtime.operators.bundle.trigger.CountCoBundleTrigger<IN1,IN2>

所有已实现的接口:

Serializable, CoBundleTrigger<IN1,IN2>

public class CountCoBundleTrigger<IN1,IN2>
extends Object
implements CoBundleTrigger<IN1,IN2>

A CoBundleTrigger that fires once the count of elements in a bundle reaches the given count.

另请参阅:

序列化表格

构造器概要

构造器

构造器和说明
CountCoBundleTrigger(long maxCount)

方法概要

限定符和类型	方法和说明
String	explain()
void	onElement1(IN1 element) Called for every element that gets added to the bundle from the first input.
void	onElement2(IN2 element) Called for every element that gets added to the bundle from the second input.
void	registerCallback(BundleTriggerCallback callback) Register a callback which will be called once this trigger decides to finish this bundle.
void	reset() Reset the trigger to its initiate status.

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

CountCoBundleTrigger

public CountCoBundleTrigger(long maxCount)

方法详细资料

registerCallback

public void registerCallback(BundleTriggerCallback callback)

从接口复制的说明: CoBundleTrigger

Register a callback which will be called once this trigger decides to finish this bundle.

指定者:

registerCallback 在接口中 CoBundleTrigger<IN1,IN2>

onElement1

public void onElement1(IN1 element)
                throws Exception

从接口复制的说明: CoBundleTrigger

Called for every element that gets added to the bundle from the first input. If the trigger decides to start evaluate, BundleTriggerCallback.finishBundle() should be invoked.

指定者:

onElement1 在接口中 CoBundleTrigger<IN1,IN2>

参数:

element - The element that arrived from the first input.

抛出:

Exception

onElement2

public void onElement2(IN2 element)
                throws Exception

从接口复制的说明: CoBundleTrigger

Called for every element that gets added to the bundle from the second input. If the trigger decides to start evaluate, BundleTriggerCallback.finishBundle() should be invoked.

指定者:

onElement2 在接口中 CoBundleTrigger<IN1,IN2>

参数:

element - The element that arrived from the second input.

抛出:

Exception

reset

public void reset()

从接口复制的说明: CoBundleTrigger

Reset the trigger to its initiate status.

指定者:

reset 在接口中 CoBundleTrigger<IN1,IN2>

explain

public String explain()

指定者:

explain 在接口中 CoBundleTrigger<IN1,IN2>