ostore.cache
Class CacheAssignRequest

java.lang.Object
  |
  +--ostore.cache.CacheAssignRequest

All Implemented Interfaces:

QueueElementIF

public class CacheAssignRequest

extends Object

implements QueueElementIF

A request to the cache to assign an identity and/or cacheable to some pins.

Version:

$Id: CacheAssignRequest.java,v 1.2 2004/03/23 03:04:57 hweather Exp $

Author:

Hakim Weatherspoon

Field Summary

int	cacheType The type of cache.
int	requestId The requesting stage, a constant from StageId.

Constructor Summary

CacheAssignRequest(CacheablePinned[] handles, CacheableIdentity[] identifiers, Cacheable[] cacheables, SecureHash uniqueId, int requestId)
Creates a request to unpin several handles.

CacheAssignRequest(CacheablePinned handle, CacheableIdentity identifier, Cacheable cacheable, SecureHash uniqueId, int requestId)
Creates a request to assign a single handle.

Method Summary

Cacheable[]	getCacheables() Returns the array of cacheables to assign.
CacheablePinned[]	getHandles() Returns the array of handles to be assigned.
CacheableIdentity[]	getIdentifiers() Returns the array of identifiers to assign.
SecureHash	getUniqueId() Returns the unique identifier for the CacheAssignRequest
String	toString() Returns a human-readable representation of this CacheAssignRequest.

Methods inherited from class java.lang.Object

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

Field Detail

requestId

public int requestId

The requesting stage, a constant from StageId.

cacheType

public int cacheType

The type of cache. (e.g. BlockBufferCache, DisseminatableCache, etc).

Constructor Detail

CacheAssignRequest

public CacheAssignRequest(CacheablePinned handle,
                          CacheableIdentity identifier,
                          Cacheable cacheable,
                          SecureHash uniqueId,
                          int requestId)

Creates a request to assign a single handle.

CacheAssignRequest

public CacheAssignRequest(CacheablePinned[] handles,
                          CacheableIdentity[] identifiers,
                          Cacheable[] cacheables,
                          SecureHash uniqueId,
                          int requestId)

Creates a request to unpin several handles.

Method Detail

getHandles

public CacheablePinned[] getHandles()

Returns the array of handles to be assigned.

getIdentifiers

public CacheableIdentity[] getIdentifiers()

Returns the array of identifiers to assign.

getCacheables

public Cacheable[] getCacheables()

Returns the array of cacheables to assign.

getUniqueId

public SecureHash getUniqueId()

Returns the unique identifier for the CacheAssignRequest

Returns:

unique identifier.

toString

public String toString()

Returns a human-readable representation of this CacheAssignRequest.

Overrides:

toString in class Object