net.sf.ehcache.config.CacheConfigurationListener Maven / Gradle / Ivy
/**
* Copyright 2003-2010 Terracotta, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.sf.ehcache.config;
/**
* Instances of CacheConfigurationListener can be registered with CacheConfiguration
* instances in order to receive notification when any of the dynamic properties of
* the configuration are changed.
*
* @author Chris Dennis
*/
public interface CacheConfigurationListener {
/**
* Indicates a change in the configurations time to idle
*
* @param oldTimeToIdle previous time to idle value
* @param newTimeToIdle new time to idle value
*/
public void timeToIdleChanged(long oldTimeToIdle, long newTimeToIdle);
/**
* Indicates a change in the configurations time to live
*
* @param oldTimeToLive previous time to live value
* @param newTimeToLive new time to live value
*/
public void timeToLiveChanged(long oldTimeToLive, long newTimeToLive);
/**
* Indicates a change in the configurations disk store capacity
*
* @param oldCapacity previous capacity
* @param newCapacity new capacity
*/
public void diskCapacityChanged(int oldCapacity, int newCapacity);
/**
* Indicates a change in the configurations memory store capacity
*
* @param oldCapacity previous capacity
* @param newCapacity new capacity
*/
public void memoryCapacityChanged(int oldCapacity, int newCapacity);
/**
* Indicates a change in the configuration for enable/disable logging
* @param oldValue old value whether logging was enabled or not
* @param newValue new value whether logging was enabled or not
*/
public void loggingChanged(boolean oldValue, boolean newValue);
/**
* Indicates that this listener was registered with the given configuration
*
* @param config
*/
public void registered(CacheConfiguration config);
/**
* Indicates that this listener was removed from the given configuration
*
* @param config
*/
public void deregistered(CacheConfiguration config);
/**
* Indicates a change in the configuration for maxBytesLocalHeap setting
* @param oldValue old value in bytes
* @param newValue new value in bytes
*/
public void maxBytesLocalHeapChanged(long oldValue, long newValue);
/**
* Indicates a change in the configuration for maxBytesLocalDisk setting
* @param oldValue old value in bytes
* @param newValue new value in bytes
*/
public void maxBytesLocalDiskChanged(long oldValue, long newValue);
}