ostore.archive.events
Class QueryReq

java.lang.Object
  |
  +--ostore.archive.events.QueryReq

All Implemented Interfaces:

QueueElementIF, QuickSerializable

public class QueryReq

extends Object

implements QueueElementIF, QuickSerializable

QueryReq is an event class that request that an A-GUID guid be resovled to a version guid (V-GUID). That is, V-GUID <- query(A-GUID).

USAGE

The required field are a_guid (Archive GUID), timestamp (commit time of version requested. should be set to -1 if looking for most recent), version (commit time of version requested. should be set to -1 if looking for most recent).

Version:

$Id: QueryReq.java,v 1.14 2002/07/22 20:54:52 srhea Exp $

Author:

Hakim Weatherspoon

See Also:

QueryResp

Field Summary

SecureHash	a_guid a_guid == Archive GUID.
long	timestamp timestamp == commit time of version requested.
long	version version == commit time of version requested.

Constructor Summary

QueryReq()
Constructor: Initializes instance variables to null.

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

Method Summary

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

Field Detail

a_guid

public SecureHash a_guid

a_guid == Archive GUID.

version

public long version

version == commit time of version requested. should be set to -1 if looking for most recent.

timestamp

public long timestamp

timestamp == commit time of version requested. should be set to -1 if looking for most recent.

Constructor Detail

QueryReq

public QueryReq()

Constructor: Initializes instance variables to null.

QueryReq

public QueryReq(InputBuffer buffer)
         throws QSException

Constructs a QueryReq 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

toString

public String toString()

Specified by java.lang.Object

Overrides:

toString in class Object