cn.katool.store.util.cache.utils.EhCacheUtils Maven / Gradle / Ivy
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package cn.katool.store.util.cache.utils;
import javax.annotation.Resource;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import net.sf.ehcache.Cache;
import net.sf.ehcache.CacheManager;
import net.sf.ehcache.Element;
@Data
@AllArgsConstructor
@NoArgsConstructor
@Slf4j
public class EhCacheUtils {
@Resource
private CacheManager cacheManager;
private final String DEFAULT_CACHE_NAME = "katool-ehcache";
/**
* 获取缓存
*/
public Cache getDefaultCache() {
return getCache(DEFAULT_CACHE_NAME);
}
public void clear(){
getDefaultCache().removeAll();
}
/**
* 获取缓存
*/
private Cache getCache(String cacheName) {
return cacheManager.getCache(cacheName);
}
/**
* 获取值
*
* @param key
* @return
*/
public Element get(K key) {
return getDefaultCache().get(key);
}
/**
* 获取值，并反序列化
*/
public Object getValue(K key) {
return getDefaultCache().get(key).getObjectValue();
}
public Boolean countain(K key){
return getDefaultCache().isKeyInCache(key);
}
/**
* 存放一个数据
*
* @param key key
* @param value value
*/
public void put(K key, V value) {
getDefaultCache().put(new Element(key, value));
}
/**
* 存在时不添加
* @param key key
* @param value value
*/
public void putIfAbsent(K key, V value) {
getDefaultCache().putIfAbsent(new Element(key, value));
}
/**
* 更新操作
* @param key key
* @param value value
*/
public void update(K key, V value){
put(key, value);
}
public void updateCrr(K key, V value){
synchronized (key){
remove(key);
put(key, value);
}
}
/**
* 移除对应key的数据
*
* @param key key
*/
public void remove(K key) {
getDefaultCache().remove(key);
}
public Long getSize(){
return (long) getDefaultCache().getSize();
}
}