io.ray.streaming.runtime.transfer

Class DataMessage

java.lang.Object

io.ray.streaming.runtime.transfer.DataMessage

All Implemented Interfaces:

Message

public class DataMessage
extends Object
implements Message

DataMessage represents data between upstream and downstream operator

Constructor Summary

Constructors

Constructor and Description
DataMessage(ByteBuffer body, long timestamp, long msgId, String channelId)

Method Summary

Modifier and Type	Method and Description
ByteBuffer	body() Message data Message body is a direct byte buffer, which may be invalid after call next DataReader#getBundleNative.
String	channelId()
long	msgId()
long	timestamp()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

DataMessage

public DataMessage(ByteBuffer body,
                   long timestamp,
                   long msgId,
                   String channelId)

Method Detail

body

public ByteBuffer body()

Description copied from interface: Message

Message data Message body is a direct byte buffer, which may be invalid after call next DataReader#getBundleNative. Please consume this buffer fully before next call getBundleNative.

Specified by:

body in interface Message

Returns:

message body

timestamp

public long timestamp()

Specified by:

timestamp in interface Message

Returns:

timestamp when item is written by upstream DataWriter

msgId

public long msgId()

Returns:

message id

channelId

public String channelId()

Returns:

string id of channel where data is coming from

toString

public String toString()

Overrides:

toString in class Object