ostore.archive.events
Class RecoalesceBlkReq

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

All Implemented Interfaces:

QueueElementIF, QuickSerializable

public class RecoalesceBlkReq

extends Object

implements QueueElementIF, QuickSerializable

RecoalesceBlkReq is an event class that requests a block be recoalesced from its Fragments stored in the cache.

USAGE

The required field is blockID (GUID of block to recoalesce).

Version:

$Id: RecoalesceBlkReq.java,v 1.18 2004/03/23 03:02:30 hweather Exp $

Author:

Hakim Weatherspoon

See Also:

ReconstructBlkReq, ReconstructBlkResp, RequestorStage, RecoalesceBlkStage

Field Summary

CacheableIdentity	blockId blockId == GUID of block to recoalesce.
DisseminatableBucket	db db is the set DisseminatableBucket of all Disseminatables (i.e.
SinkIF	sink Requestor sink to use to return the response.
Object	userData Requestor defined object to be returned in the response.

Constructor Summary

RecoalesceBlkReq()
Constructor: Initializes instance variables to null.

RecoalesceBlkReq(CacheableIdentity newBlockId, DisseminatableBucket bucket, Object userData, SinkIF sink)
Constructor.

RecoalesceBlkReq(InputBuffer buffer)
Constructs a RecoalesceBlkReq 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.

db

public DisseminatableBucket db

db is the set DisseminatableBucket of all Disseminatables (i.e. Fragments) bucket guids of modified blocks for vguid.

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

RecoalesceBlkReq

public RecoalesceBlkReq()

Constructor: Initializes instance variables to null.

RecoalesceBlkReq

public RecoalesceBlkReq(CacheableIdentity newBlockId,
                        DisseminatableBucket bucket,
                        Object userData,
                        SinkIF sink)

Constructor. Initializes the data in this RecoalesceBlkReq.

Parameters:

newBlockId - guid of block to recoalesce.

bucket - DisseminatableBucket that holds Ddisseminatables.

userData - Requestor defined object to be returned with response.

sink - Requestor sink to return resp.

RecoalesceBlkReq

public RecoalesceBlkReq(InputBuffer buffer)
                 throws QSException

Constructs a RecoalesceBlkReq 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