rice.p2p.past.messaging
Class FetchMessage

java.lang.Object
  rice.p2p.past.messaging.PastMessage
      rice.p2p.past.messaging.ContinuationMessage
          rice.p2p.past.messaging.FetchMessage

All Implemented Interfaces:

Continuation, Message, RawMessage, java.io.Serializable

public class FetchMessage

extends ContinuationMessage

Version:

$Id: FetchMessage.java 3274 2006-05-15 16:17:47Z jeffh $

Author:

Alan Mislove, Ansley Post, Peter Druschel

See Also:

Serialized Form

Nested Class Summary

Nested classes inherited from class rice.Continuation

Continuation.ErrorContinuation, Continuation.ExternalContinuation, Continuation.ExternalContinuationRunnable, Continuation.ExternalRunnable, Continuation.ListenerContinuation, Continuation.MultiContinuation, Continuation.NamedContinuation, Continuation.SimpleContinuation, Continuation.StandardContinuation

Field Summary

static short

TYPE DESCRIBE THE FIELD

Fields inherited from class rice.p2p.past.messaging.ContinuationMessage

exception, response, S_EMPTY, S_JAVA_EXCEPTION, S_JAVA_RESPONSE, S_SUB, serType

Fields inherited from class rice.p2p.past.messaging.PastMessage

dest, id, isResponse, source

Fields inherited from interface rice.p2p.commonapi.Message

HIGH_PRIORITY, LOW_PRIORITY, MAX_PRIORITY, MEDIUM_HIGH_PRIORITY, MEDIUM_LOW_PRIORITY, MEDIUM_PRIORITY

Constructor Summary

FetchMessage(int uid, PastContentHandle handle, NodeHandle source, Id dest)
Constructor

FetchMessage(int uid, RawPastContentHandle handle, NodeHandle source, Id dest)
Constructor for FetchMessage.

Method Summary

static FetchMessage	build(InputBuffer buf, Endpoint endpoint, PastContentDeserializer pcd, PastContentHandleDeserializer pchd) DESCRIBE THE METHOD
PastContentHandle	getHandle() Method which returns the handle
short	getType() Raw Serialization **************************************
boolean	isCached() Returns whether or not this message has been cached
void	serialize(OutputBuffer buf) DESCRIBE THE METHOD
void	setCached() Sets this message as having been cached.
java.lang.String	toString() Returns a string representation of this message

Methods inherited from class rice.p2p.past.messaging.ContinuationMessage

deserialize, getResponse, receiveException, receiveResult, returnResponse, serialize

Methods inherited from class rice.p2p.past.messaging.PastMessage

addHop, getDestination, getPriority, getSource, getUID, isResponse, setResponse

Methods inherited from class java.lang.Object

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

Field Detail

TYPE

public static final short TYPE

DESCRIBE THE FIELD

See Also:

Constant Field Values

Constructor Detail

FetchMessage

public FetchMessage(int uid,
                    PastContentHandle handle,
                    NodeHandle source,
                    Id dest)

Constructor

Parameters:

uid - The unique id

handle - The handle to the data to be looked up

source - The source address

dest - The destination address

FetchMessage

public FetchMessage(int uid,
                    RawPastContentHandle handle,
                    NodeHandle source,
                    Id dest)

Constructor for FetchMessage.

Parameters:

uid - DESCRIBE THE PARAMETER

handle - DESCRIBE THE PARAMETER

source - DESCRIBE THE PARAMETER

dest - DESCRIBE THE PARAMETER

Method Detail

getHandle

public PastContentHandle getHandle()

Method which returns the handle

Returns:

The contained handle

isCached

public boolean isCached()

Returns whether or not this message has been cached

Returns:

Whether or not this message has been cached

getType

public short getType()

Raw Serialization **************************************

Returns:

The Type value

setCached

public void setCached()

Sets this message as having been cached.

toString

public java.lang.String toString()

Returns a string representation of this message

Returns:

A string representing this message

serialize

public void serialize(OutputBuffer buf)
               throws java.io.IOException

DESCRIBE THE METHOD

Specified by:

serialize in interface RawMessage

Overrides:

serialize in class ContinuationMessage

Parameters:

buf - DESCRIBE THE PARAMETER

Throws:

java.io.IOException - DESCRIBE THE EXCEPTION

build

public static FetchMessage build(InputBuffer buf,
                                 Endpoint endpoint,
                                 PastContentDeserializer pcd,
                                 PastContentHandleDeserializer pchd)
                          throws java.io.IOException

DESCRIBE THE METHOD

Parameters:

buf - DESCRIBE THE PARAMETER

endpoint - DESCRIBE THE PARAMETER

pcd - DESCRIBE THE PARAMETER

pchd - DESCRIBE THE PARAMETER

Returns:

DESCRIBE THE RETURN VALUE

Throws:

java.io.IOException - DESCRIBE THE EXCEPTION