org.apache.turbine.services.cache
Interface GlobalCacheService

All Superinterfaces:

Initable, Service

All Known Implementing Classes:

TurbineGlobalCacheService

public interface GlobalCacheService

extends Service

GlobalCacheService interface.

Version:

$Id: GlobalCacheService.java 264148 2005-08-29 14:21:04Z henning $

Author:

Dave Bryson

Field Summary

static java.lang.String

SERVICE_NAME

Method Summary

void	addObject(java.lang.String id, CachedObject o) Adds an object to the cache.
void	flushCache() Flush the cache of all objects.
int	getCacheSize() Returns the current size of the cache.
int	getNumberOfObjects() Returns the number of objects in the cache.
CachedObject	getObject(java.lang.String id) Gets a cached object given its id (a String).
void	removeObject(java.lang.String id) Removes an object from the cache.

Methods inherited from interface org.apache.turbine.services.Service

getConfiguration, getName, getProperties, setName, setServiceBroker

Methods inherited from interface org.apache.turbine.services.Initable

getInit, init, init, setInitableBroker, shutdown

Field Detail

SERVICE_NAME

public static final java.lang.String SERVICE_NAME

See Also:

Constant Field Values

Method Detail

getObject

public CachedObject getObject(java.lang.String id)
                       throws ObjectExpiredException

Gets a cached object given its id (a String).

Parameters:

id - The String id for the object.

Returns:

A CachedObject.

Throws:

ObjectExpiredException, - if the object has expired in the cache.

ObjectExpiredException

addObject

public void addObject(java.lang.String id,
                      CachedObject o)

Adds an object to the cache.

Parameters:

id - The String id for the object.

o - The object to add to the cache.

removeObject

public void removeObject(java.lang.String id)

Removes an object from the cache.

Parameters:

id - The String id for the object.

getCacheSize

public int getCacheSize()
                 throws java.io.IOException

Returns the current size of the cache.

Returns:

int representing current cache size in number of bytes

Throws:

java.io.IOException

getNumberOfObjects

public int getNumberOfObjects()

Returns the number of objects in the cache.

Returns:

int The current number of objects in the cache.

flushCache

public void flushCache()

Flush the cache of all objects.