使用EhCache添加、移除缓存

import net.sf.ehcache.Cache;import net.sf.ehcache.CacheManager;import net.sf.ehcache.Element;/** * ehcache 缓存工具类 * * cacheName在ehcache.xml中配置 */public class CacheUtils {    public static CacheManager manager = CacheManager.create();    public static String USER_CACHE = "userCache";    public static String SYS_CACHE = "sysCache";    public static String CODE_CACHE = "codeCache";    public static Object get(String cacheName, Object key) {        Cache cache = manager.getCache(cacheName);        if (cache != null) {            Element element = cache.get(key);            if (element != null) {                return element.getObjectValue();            }        }        return null;    }    public static void put(String cacheName, Object key, Object value) {        Cache cache = manager.getCache(cacheName);        if (cache != null) {            cache.put(new Element(key, value));        }    }    public static void putPhone( String phone, Object value) {        removePhone(phone);        CacheUtils.put(CacheUtils.CODE_CACHE,phone,value);        Cache cache = manager.getCache(CacheUtils.CODE_CACHE);        if (cache != null) {            cache.put(new Element(phone, value));        }    }    public static boolean removePhone( String phone) {        Cache cache = manager.getCache(CacheUtils.CODE_CACHE);        if (cache != null) {            return cache.remove(phone);        }        return false;    }    public static boolean remove(String cacheName, Object key) {        Cache cache = manager.getCache(cacheName);        if (cache != null) {            return cache.remove(key);        }        return false;    }    public static void main(String[] args) {        String key = "key";        String value = "hello";        CacheUtils.put(USER_CACHE, key, value);        System.out.println(CacheUtils.get(USER_CACHE, key));    }}