org.apache.flink.streaming.api.operators

Class StreamSourceContexts

java.lang.Object

org.apache.flink.streaming.api.operators.StreamSourceContexts

public class StreamSourceContexts
extends Object

Source contexts for various stream time characteristics.

Constructor Summary

Constructors

Constructor and Description
StreamSourceContexts()

Method Summary

Modifier and Type	Method and Description
static <OUT> SourceFunction.SourceContext<OUT>	getSourceContext(TimeCharacteristic timeCharacteristic, ProcessingTimeService processingTimeService, Object checkpointLock, StreamStatusMaintainer streamStatusMaintainer, Output<StreamRecord<OUT>> output, long watermarkInterval, long idleTimeout) Depending on the TimeCharacteristic, this method will return the adequate SourceFunction.SourceContext.

Methods inherited from class java.lang.Object

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

Constructor Detail

StreamSourceContexts

public StreamSourceContexts()

Method Detail

getSourceContext

public static <OUT> SourceFunction.SourceContext<OUT> getSourceContext(TimeCharacteristic timeCharacteristic,
                                                                       ProcessingTimeService processingTimeService,
                                                                       Object checkpointLock,
                                                                       StreamStatusMaintainer streamStatusMaintainer,
                                                                       Output<StreamRecord<OUT>> output,
                                                                       long watermarkInterval,
                                                                       long idleTimeout)

Depending on the TimeCharacteristic, this method will return the adequate SourceFunction.SourceContext. That is:

• TimeCharacteristic.IngestionTime = AutomaticWatermarkContext
• TimeCharacteristic.ProcessingTime = NonTimestampContext
• TimeCharacteristic.EventTime = ManualWatermarkContext