ostore.archive
Class RequestFragQuery

java.lang.Object
  |
  +--ostore.archive.RequestFragQuery

All Implemented Interfaces:

DDQuery, QuickSerializable

public class RequestFragQuery

extends Object

implements DDQuery

RequestFragQuery is a DDQuery used in a RequestFragMsg DDLocateMsg used to find a Fragments that can be reconstructed into a block.

USAGE

To receive Fragments, dispatch a RequestFragMsg that contains a guid of the block to be recoalesced.

Version:

$Id: RequestFragQuery.java,v 1.13 2004/05/13 20:13:06 hweather Exp $

Author:

Hakim Weatherspoon

See Also:

RequestorStage, RecoalesceBlkStage, RequestFragMsg, RequestFragResponseMsg, DDLocateMsg

Constructor Summary

RequestFragQuery()
Creates a new RequestFragQuery.

RequestFragQuery(InputBuffer buffer)
Constructs a RequestFragQuery from its serialized form.

Method Summary

DDQueryResult	query(SecureHash node_guid, bamboo.vivaldi.VirtualCoordinate node_coordinates, SecureHash bp_guid, HostInfo bp_hinfo, DDTag tag, DDQueryState state)
void	serialize(OutputBuffer buffer) Specified by ostore.util.QuickSerializable
String	toString() Specified by java.lang.Object

Methods inherited from class java.lang.Object

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

Constructor Detail

RequestFragQuery

public RequestFragQuery()

Creates a new RequestFragQuery.

RequestFragQuery

public RequestFragQuery(InputBuffer buffer)
                 throws QSException

Constructs a RequestFragQuery from its serialized form.

Parameters:

buffer - serialized form of object.

Method Detail

serialize

public void serialize(OutputBuffer buffer)

Specified by ostore.util.QuickSerializable

Specified by:

serialize in interface QuickSerializable

Parameters:

buffer - the output buffer to add the object to

query

public DDQueryResult query(SecureHash node_guid,
                           bamboo.vivaldi.VirtualCoordinate node_coordinates,
                           SecureHash bp_guid,
                           HostInfo bp_hinfo,
                           DDTag tag,
                           DDQueryState state)

Specified by:

query in interface DDQuery

toString

public String toString()

Specified by java.lang.Object

Overrides:

toString in class Object