A372826884的专栏

问题：a different object with the same identifier value was already associated with the session 和Found two representations of same collection。　 这种情况其实就是session中有两个相同id的持久化对象。 处理方法1：就是调用hibernate中

EhCache使用详细介绍Ehcache中不仅可以用配置文件来配置缓存，而在代码中也可以实现同样的功能。 CacheManager singletonManager = CacheManager.create(); Cache memoryOnlyCache = new Cache(“testCache”, 50000, false, false, 8, 2); Cache