goofs

Class SubmitDataMessage

java.lang.Object

goofs.Message

goofs.SubmitDataMessage

All Implemented Interfaces:

java.io.Serializable

public class SubmitDataMessage
extends Message

Message requesting that data be stored at given list of chunkservers and associated with a given chunk descriptor.

Author:

Elliott Forney

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class goofs.Message

Message.Kind

Field Summary

Fields inherited from class goofs.Message

dst, kind, src

Constructor Summary

Constructors

Constructor and Description
SubmitDataMessage(HostID src, HostID[] chunkServers, ChunkDescriptor chunkDesc, byte[] data) Create a new message requesting data storage.

Method Summary

Modifier and Type	Method and Description
ChunkDescriptor	getChunkDescriptor()
byte[]	getData()
SubmitDataMessage	send() Send this message to its destination and get reply.
boolean	setNextDest() Set message to be sent to next chunkserver.

Methods inherited from class goofs.Message

expectsReply, getDest, getSource, setDest, setSource, swapSrcDst, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

SubmitDataMessage

public SubmitDataMessage(HostID src,
                         HostID[] chunkServers,
                         ChunkDescriptor chunkDesc,
                         byte[] data)

Create a new message requesting data storage.

Parameters:

src - Message source, client.

chunkServers - Chunkservers to hold data.

chunkDesc - Chunk descriptor describing data.

data - Data to be held in destination chunk.

Method Detail

setNextDest

public boolean setNextDest()

Set message to be sent to next chunkserver.

Returns:

True if there are more destinations, false otherwise.

getChunkDescriptor

public ChunkDescriptor getChunkDescriptor()

getData

public byte[] getData()

send

public SubmitDataMessage send()
                       throws java.lang.Exception

Description copied from class: Message

Send this message to its destination and get reply.

Overrides:

send in class Message

Returns:

Message reply.

Throws:

java.lang.Exception