mydelegatingactionproxy.java

权限组件的java代码写法例子下载

package com.parddu.crm.web.action;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.log4j.Logger;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.springframework.web.struts.DelegatingActionProxy;

import com.parddu.crm.util.MyException;
import com.parddu.crm.util.MyFinal;

public class MyDelegatingActionProxy extends DelegatingActionProxy {
	
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		ActionForward af = null;
		try{
			af = super.execute(mapping, form, request, response);
		}
		catch(Exception e){
			e.printStackTrace();
			if(e instanceof MyException){
				request.setAttribute(MyFinal.REQUEST_ERROR_MESSAGE, e.getMessage());
			}
			else{
				Logger log = Logger.getLogger(MyDelegatingActionProxy.class);
				log.error(e.getMessage());
				request.setAttribute(MyFinal.REQUEST_ERROR_MESSAGE, "系统忙，请稍后访问。。。。");
			}
			af = mapping.findForward("error");
		}
		return af;
	}

}