Package org.apache.flink.streaming.runtime.watermark

Class InternalLongWatermarkDeclaration

java.lang.Object

org.apache.flink.streaming.runtime.watermark.AbstractInternalWatermarkDeclaration<Long>

org.apache.flink.streaming.runtime.watermark.InternalLongWatermarkDeclaration

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.watermark.WatermarkDeclaration

public class InternalLongWatermarkDeclaration
extends AbstractInternalWatermarkDeclaration<Long>

The InternalLongWatermarkDeclaration class implements the AbstractInternalWatermarkDeclaration interface and provides additional functionality specific to long-type watermarks.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.flink.streaming.runtime.watermark.AbstractInternalWatermarkDeclaration

combinationPolicy, defaultHandlingStrategy, identifier, isAligned

Constructor Summary

Constructors

Constructor	Description
InternalLongWatermarkDeclaration(String identifier, org.apache.flink.api.common.watermark.WatermarkCombinationPolicy combinationPolicyForChannel, org.apache.flink.api.common.watermark.WatermarkHandlingStrategy defaultHandlingStrategyForFunction, boolean isAligned)
InternalLongWatermarkDeclaration(org.apache.flink.api.common.watermark.LongWatermarkDeclaration declaration)

Method Summary

Modifier and Type	Method	Description
WatermarkCombiner	createWatermarkCombiner(int numberOfInputChannels, Runnable gateResumer)	Creates a new WatermarkCombiner instance.
org.apache.flink.api.common.watermark.LongWatermark	newWatermark(Long val)	Creates a new LongWatermark with the specified value.

Methods inherited from class org.apache.flink.streaming.runtime.watermark.AbstractInternalWatermarkDeclaration

from, getCombinationPolicy, getDefaultHandlingStrategy, getIdentifier, isAligned

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

InternalLongWatermarkDeclaration

public InternalLongWatermarkDeclaration(org.apache.flink.api.common.watermark.LongWatermarkDeclaration declaration)

InternalLongWatermarkDeclaration

public InternalLongWatermarkDeclaration(String identifier,
                                        org.apache.flink.api.common.watermark.WatermarkCombinationPolicy combinationPolicyForChannel,
                                        org.apache.flink.api.common.watermark.WatermarkHandlingStrategy defaultHandlingStrategyForFunction,
                                        boolean isAligned)

Method Detail

newWatermark

public org.apache.flink.api.common.watermark.LongWatermark newWatermark(Long val)

Creates a new LongWatermark with the specified value.

Specified by:

newWatermark in class AbstractInternalWatermarkDeclaration<Long>

createWatermarkCombiner

public WatermarkCombiner createWatermarkCombiner(int numberOfInputChannels,
                                                 Runnable gateResumer)

Description copied from class: AbstractInternalWatermarkDeclaration

Creates a new WatermarkCombiner instance.

Specified by:

createWatermarkCombiner in class AbstractInternalWatermarkDeclaration<Long>