ostore.cache
Class CacheReserveSpaceMessage

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

All Implemented Interfaces:

QueueElementIF

public class CacheReserveSpaceMessage

extends Object

implements QueueElementIF

Version:

$Id: CacheReserveSpaceMessage.java,v 1.12 2004/03/23 03:04:57 hweather Exp $ Request to reserve space in the cache, evicting things if necessary

Author:

Larry Tung

Field Summary

int	cacheType return the cacheType of cache that needs to be used to respond to request.
int	requestId String representing the name of the stage sending a CacheReserveSpaceMessage

Constructor Summary

CacheReserveSpaceMessage(CacheFullException cfe, int requestId)
request to reserve space bytes in the cache.

CacheReserveSpaceMessage(int[] space, int requestId)

CacheReserveSpaceMessage(int[] space, int cacheType, int requestId)

CacheReserveSpaceMessage(int space, int requestId)
request to reserve space bytes in the cache.

Method Summary

int	getCacheType() return the cacheType of cache that needs to be used to respond to request.
int	getRequestTag()
int[]	getSpace() return amount of space requested in the cache
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

cacheType

public int cacheType

return the cacheType of cache that needs to be used to respond to request. E.g. a cache that knows how to handle blocks named by GUID's or VHASH's, or a knows how to handle disseminatables (i.e. fragments and tombstones), etc.

requestId

public int requestId

String representing the name of the stage sending a CacheReserveSpaceMessage

Constructor Detail

CacheReserveSpaceMessage

public CacheReserveSpaceMessage(int space,
                                int requestId)

request to reserve space bytes in the cache.

CacheReserveSpaceMessage

public CacheReserveSpaceMessage(int[] space,
                                int requestId)

CacheReserveSpaceMessage

public CacheReserveSpaceMessage(int[] space,
                                int cacheType,
                                int requestId)

CacheReserveSpaceMessage

public CacheReserveSpaceMessage(CacheFullException cfe,
                                int requestId)

request to reserve space bytes in the cache.

Method Detail

getSpace

public int[] getSpace()

return amount of space requested in the cache

getCacheType

public int getCacheType()

return the cacheType of cache that needs to be used to respond to request. E.g. a cache that knows how to handle blocks named by GUID's or VHASH's, or a knows how to handle disseminatables (i.e. fragments and tombstones), etc.

getRequestTag

public int getRequestTag()

toString

public String toString()

Overrides:

toString in class Object