完整版缓存CacheManagerDemo+通过反射获取对象

package com.kocla.common.util; import net.sf.ehcache.Cache; import net.sf.ehcache.CacheManager; import net.sf.ehcache.Element; /** * 缓存工具类 * @author admin * */ public class EHCache { private static CacheManager manager; static{ manager=CacheManager.create(); } public EHCache(){} private static class LazyHolder{ private static final EHCache ehcache=new EHCache(); } public static EHCache getInstance(){ return LazyHolder.ehcache;//内部类单例 } public Cache getCache(String cacheName){ return manager.getCache(cacheName); } //(Course) EHCache.getInstance().findCache("courseCache", //Constant.OK_COURSE_ + courseId); //查找缓存数据 public Object findCache(String cacheName,String key){ Cache cache=this.getCache(cacheName); Element element=null; if(cache!=null){ element=cache.get(key); } if(element==null){ return null; } return element.getValue(); } //保存对象到缓存中 public void saveOrUpdateCache(String cacheName,Object obj,Object key){ Cache cache=this.getCache(cacheName); Element element=new Element(key, obj); if(cache!=null){ cache.put(element);//把对象数据存入缓存 } } //删除缓存数据 public void removeCache(String cacheName,String key){ if(this.getCache(cacheName)!=null){ getCache(cacheName).remove(key); } } }