98 lines
1.9 KiB
Java
98 lines
1.9 KiB
Java
package com.nis.util;
|
||
|
||
import com.nis.web.service.SpringContextHolder;
|
||
|
||
import net.sf.ehcache.Cache;
|
||
import net.sf.ehcache.CacheManager;
|
||
import net.sf.ehcache.Element;
|
||
|
||
/**
|
||
* Cache工具类
|
||
* @author darnell
|
||
*
|
||
*/
|
||
public class CacheUtils {
|
||
|
||
private static CacheManager cacheManager = ((CacheManager)SpringContextHolder.getBean("cacheManager"));
|
||
|
||
private static final String SYS_CACHE = "sysCache";
|
||
|
||
/**
|
||
* 获取SYS_CACHE缓存
|
||
* @param key
|
||
* @return
|
||
*/
|
||
public static Object get(String key) {
|
||
return get(SYS_CACHE, key);
|
||
}
|
||
|
||
/**
|
||
* 写入SYS_CACHE缓存
|
||
* @param key
|
||
* @return
|
||
*/
|
||
public static void put(String key, Object value) {
|
||
put(SYS_CACHE, key, value);
|
||
}
|
||
|
||
/**
|
||
* 从SYS_CACHE缓存中移除
|
||
* @param key
|
||
* @return
|
||
*/
|
||
public static void remove(String key) {
|
||
remove(SYS_CACHE, key);
|
||
}
|
||
|
||
/**
|
||
* 获取缓存
|
||
* @param cacheName
|
||
* @param key
|
||
* @return
|
||
*/
|
||
public static Object get(String cacheName, String key) {
|
||
Element element = getCache(cacheName).get(key);
|
||
return element==null?null:element.getObjectValue();
|
||
}
|
||
|
||
/**
|
||
* 写入缓存
|
||
* @param cacheName
|
||
* @param key
|
||
* @param value
|
||
*/
|
||
public static void put(String cacheName, String key, Object value) {
|
||
Element element = new Element(key, value);
|
||
getCache(cacheName).put(element);
|
||
}
|
||
|
||
/**
|
||
* 从缓存中移除
|
||
* @param cacheName
|
||
* @param key
|
||
*/
|
||
public static void remove(String cacheName, String key) {
|
||
getCache(cacheName).remove(key);
|
||
}
|
||
|
||
/**
|
||
* 获得一个Cache，没有则创建一个。
|
||
* @param cacheName
|
||
* @return
|
||
*/
|
||
private static Cache getCache(String cacheName){
|
||
Cache cache = cacheManager.getCache(cacheName);
|
||
if (cache == null){
|
||
cacheManager.addCache(cacheName);
|
||
cache = cacheManager.getCache(cacheName);
|
||
cache.getCacheConfiguration().setEternal(true);
|
||
}
|
||
return cache;
|
||
}
|
||
|
||
public static CacheManager getCacheManager() {
|
||
return cacheManager;
|
||
}
|
||
|
||
}
|