自定义需要实现三个方法
init();
destroy();
和string intercept(ActionInvocation invocation) throws Exception;
具体可用方法如下
public abstract class AbstractIntecepter implements interceptor{
public void init(){}
public void destory(){}
public abstract String intercept(ActionInvocation invocation) throws Exception;}
原文:https://www.cnblogs.com/woxiang8023ni/p/8622298.html