co.cask.cdap.api.flow.flowlet

Class StreamEvent

java.lang.Object

co.cask.cdap.api.stream.GenericStreamEventData<ByteBuffer>

co.cask.cdap.api.stream.StreamEventData

co.cask.cdap.api.flow.flowlet.StreamEvent

@Nonnull
public class StreamEvent
extends StreamEventData

Represents single event from a stream. TODO: Move this interface to co.cask.cdap.api.stream package.

Constructor Summary

Constructors

Constructor and Description
StreamEvent() Creates an instance with empty body and empty headers.
StreamEvent(ByteBuffer body) Creates an instance with the given body and empty headers.
StreamEvent(Map<String,String> headers, ByteBuffer body) Creates an instance with the given headers and body and current time as the event timestamp.
StreamEvent(Map<String,String> headers, ByteBuffer body, long timestamp) Creates an instance with the given headers, body and timestamp.
StreamEvent(StreamEvent event) Creates an instance that copies from the another StreamEvent.
StreamEvent(StreamEventData data, long timestamp) Creates an instance with the given StreamEventData and timestamp.

Method Summary

Methods

Modifier and Type	Method and Description
long	getTimestamp()

Methods inherited from class co.cask.cdap.api.stream.GenericStreamEventData

getBody, getHeaders

Methods inherited from class java.lang.Object

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

Constructor Detail

StreamEvent

public StreamEvent()

Creates an instance with empty body and empty headers.

StreamEvent

public StreamEvent(ByteBuffer body)

Creates an instance with the given body and empty headers.

StreamEvent

public StreamEvent(Map<String,String> headers,
           ByteBuffer body)

Creates an instance with the given headers and body and current time as the event timestamp.

StreamEvent

public StreamEvent(StreamEventData data,
           long timestamp)

Creates an instance with the given StreamEventData and timestamp.

StreamEvent

public StreamEvent(StreamEvent event)

Creates an instance that copies from the another StreamEvent.

StreamEvent

public StreamEvent(Map<String,String> headers,
           ByteBuffer body,
           long timestamp)

Creates an instance with the given headers, body and timestamp.

Method Detail

getTimestamp

public long getTimestamp()

Returns:

The timestamp in milliseconds for this event being injected.