usersessioninterceptor.java

功能是公安和学校的管理系统,用struts+hibernate+spring等匡架组成,在eclepse就能编译

package com.comingnet.intercepter;
import com.comingnet.bean.UserInfor;
import com.opensymphony.xwork2.Action;
import com.opensymphony.xwork2.ActionInvocation;
import com.opensymphony.xwork2.interceptor.AbstractInterceptor;
import com.opensymphony.xwork2.ActionContext;


public class UsersessionInterceptor extends AbstractInterceptor{
	public String intercept(ActionInvocation invocation) throws Exception  {
		ActionContext ac=invocation.getInvocationContext();
        Object action=invocation.getAction();
	    UserInfor userinfor=(UserInfor)ac.getSession().get("session_userInfor");
        if(userinfor==null)
	      {
	         System.out.println("未登录!");
	         return "login";                             //转到登录页面
	      }
	      else
	      {
	        System.out.println("------------------>dd:"+userinfor.getUserid());
	    	 ((UserSessionAware) action).setUserSession(userinfor);
     	    return invocation.invoke();                  //放行	    	 
	      }
	}

}