ostore.archive.events
Class ReconstructBlkReq

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

All Implemented Interfaces:

QueueElementIF, QuickSerializable

public class ReconstructBlkReq

extends Object

implements QueueElementIF, QuickSerializable

ReconstructBlkReq is an event class that requests a block be pulled out of the archive and recoalesced.

USAGE

The required field are blockId (GUID of block to recoalesce), aguid (A-GUID of the object block belongs. Also known as DTreeId).

Version:

$Id: ReconstructBlkReq.java,v 1.19 2004/03/23 03:02:30 hweather Exp $

Author:

Hakim Weatherspoon

See Also:

RecoalesceBlkReq, ReconstructBlkResp, RequestorStage, RecoalesceBlkStage

Field Summary

SecureHash	aguid aguid == A-GUID of the object block belongs.
CacheableIdentity	blockId blockId == GUID of block to recoalesce; includes,type of block recoalescing.
SinkIF	sink Requestor sink to use to return the response.
Object	userData Requestor defined object to be returned in the response.

Constructor Summary

ReconstructBlkReq()
Constructor: Initializes instance variables to null.

ReconstructBlkReq(CacheableIdentity newBlockId, SecureHash aGuid, Object userData, SinkIF sink)
Constructor.

ReconstructBlkReq(InputBuffer buffer)
Constructs a ReconstructBlkReq 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

blockId

public CacheableIdentity blockId

blockId == GUID of block to recoalesce; includes,type of block recoalescing.

aguid

public SecureHash aguid

aguid == A-GUID of the object block belongs. Also known as DTreeId.

userData

public Object userData

Requestor defined object to be returned in the response.

sink

public SinkIF sink

Requestor sink to use to return the response.

Constructor Detail

ReconstructBlkReq

public ReconstructBlkReq()

Constructor: Initializes instance variables to null.

ReconstructBlkReq

public ReconstructBlkReq(CacheableIdentity newBlockId,
                         SecureHash aGuid,
                         Object userData,
                         SinkIF sink)

Constructor. Initializes the data in this ReconstructBlkReq.

Parameters:

newBlockId - GUID of block to recoalesce and type of block recoalescing.

aGuid - A-GUID (i.e. DTreeId) of the object block belongs.

userData - Requestor defined object to be returned with response.

sink - Requestor sink to return resp.

ReconstructBlkReq

public ReconstructBlkReq(InputBuffer buffer)
                  throws QSException

Constructs a ReconstructBlkReq 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