EHCache 实现通用类 CacheManager

package com.zhubaje.api.workflow.ehcache;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import net.sf.ehcache.Cache;
import net.sf.ehcache.CacheManager;
import net.sf.ehcache.Element;

import org.springframework.beans.factory.DisposableBean;

/**
 * 基本缓存支持类  <b>description：</b><br/>
 * <b>createtime：</b>2013-5-10 上午11:41:47<br/>
 * <b>remark：</b><br/>
 *
 * @version 1.0.0<br/>
 *
 */

@SuppressWarnings("unchecked")
public class EhCacheBean<K extends Serializable, V> implements ICache<K, V>,
		DisposableBean {

	protected boolean useCache = true;
	protected CacheManager cacheManager;

	public CacheManager getCacheManager() {
		return cacheManager;
	}

	public void setCacheManager(CacheManager cacheManager) {
		this.cacheManager = cacheManager;
	}

	protected Cache cache;

	@Override
	public void put(K k, V v) {
		if(useCache){
			cache.put(new Element(k, v));
		}

	}

	@Override
	public V get(K key) {
		if(!useCache){
			return null;
		}
		if (!cache.isKeyInCache(key)) {
			return null;
		}
		return (V) cache.get(key).getObjectValue();
	}

	@Override
	public List<K> keys() {
		return cache.getKeys();
	}

	@Override
	public List<V> values() {
		List<K> keys = cache.getKeys();
		List<V> result = new ArrayList<V>(keys.size());
		for (Iterator<K> itKey = keys.iterator(); itKey.hasNext();) {
			result.add((V)cache.get(itKey.next()).getObjectValue());
		}
		return result;
	}

	@Override
	public V remove(K key) {
		if (cache.isKeyInCache(key)) {
			Object obj = cache.get(key).getObjectValue();
			cache.remove(key);
			return (V) obj;
		}
		return null;
	}

	public Cache getCache() {
		return cache;
	}

	public void setCache(Cache cache) {
		this.cache = cache;
	}

	@Override
	public void destroy() throws Exception {
		synchronized (cacheManager) {
			if (null != cacheManager) {
				cacheManager.shutdown();
			}
		}
	}

}