unproxy-a-spring-bean

roc08

于 2015-01-14 23:03:41 发布

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CC 4.0 BY-SA版权

文章标签： java

本文链接：https://blog.youkuaiyun.com/roc08/article/details/84696250

本文介绍如何从Spring的JDK动态代理或CGLIB代理中获取原始目标对象的方法。通过检查代理类型并使用适当的技巧，可以有效地访问被代理的对象。

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http://stackoverflow.com/questions/8121551/is-it-possible-to-unproxy-a-spring-bean

http://stackoverflow.com/questions/4409456/how-to-unwrap-the-original-object-from-a-dynamic-proxy

http://www.techper.net/2009/06/05/how-to-acess-target-object-behind-a-spring-proxy/

http://jinnianshilongnian.iteye.com/blog/1613222

@SuppressWarnings({"unchecked"})
protected <T> T getTargetObject(Object proxy, Class<T> targetClass) throws Exception {
if (AopUtils.isJdkDynamicProxy(proxy)) {
return (T) ((Advised)proxy).getTargetSource().getTarget();
} else {
return (T) proxy; // expected to be cglib proxy then, which is simply a specialized class
}
}