deletemainproblem.java

是一个J2EE的项目,在eclipse下编译通过,应用struts,hibernate开源框架,界面不是很漂亮.

package com.bjjd.web;



import java.util.ArrayList;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import com.bjjd.datamodel.Mainproblem;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import com.bjjd.DAO.MainproblemDAO;
/*
 * 
 * 删除主要问题记录动作
 */
public class Deletemainproblem extends Action{

	public ActionForward execute(ActionMapping mapping, ActionForm form,
		    HttpServletRequest request, HttpServletResponse response) throws Exception {
		
	    try
	    {
	    	//获取ID
	    	int id=Integer.parseInt(request.getParameter("mpid"));
	    	//设置实体类
	    	Mainproblem mp=new Mainproblem();
	    	mp.setId(id);
	    	//删除记录
	    	MainproblemDAO m=new MainproblemDAO();
	    	m.deletemainproblem(mp);
	    	//更新结果集
	    	HttpSession s=request.getSession();
	    	String str=String.valueOf(s.getAttribute("personid"));
	    	ArrayList ar=m.searchmainproblem(str);
	    	s.setAttribute("mainps", ar);
	    	
	    	
	    }
	    catch(Exception e)
	    {
	    	request.setAttribute("error", e.toString()+"bbbb");
	    	return (mapping.findForward("failed"));
	    }
	    
	   
	    return (mapping.findForward("success"));
	}
}