u01d1action.java

持久层hibernate技术使用的一个例子

package cn.hope.front.action;

	import java.util.List;

import org.apache.log4j.Logger;
	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 org.apache.struts.action.ActionMessage;
	import org.apache.struts.action.ActionMessages;
	import org.apache.struts.action.DynaActionForm;

	import cn.hope.front.pojo.Student;


import cn.hope.front.bo.U01D11bo;
	import cn.hope.front.bo.U01Dbo;

import javax.servlet.http.*;
	public class U01D1action  extends Action{
		
		Logger log = Logger.getLogger(U01D1action.class.getName());
		public ActionForward execute(
				ActionMapping mapping,
				ActionForm form,
				HttpServletRequest request,  
				HttpServletResponse response) throws Exception {
		
				DynaActionForm tFileForm = (DynaActionForm) form;
				
				Student student=new Student();
				
				
				student = (Student) tFileForm.get("u01student");
				
				U01Dbo u01dbo=new U01Dbo();	
			
				
				 student=u01dbo.serachAll(student.getSUsername(),student.getSPassword());
				 
				 
				//如果为真就返正确的页面
				if (student==null) {//为空就是失败。
					
						ActionMessages errors = new ActionMessages();
						errors.add(ActionMessages.GLOBAL_MESSAGE,
							new ActionMessage("U01label.deny"));
							
						if (!errors.isEmpty()) {
							saveErrors(request, errors);
						}
						
			  			return  mapping.findForward("failed"); //登陆失败
					}
					else{
						U01D11bo dfbo=new U01D11bo();
						
						List list=dfbo.cflevebo();//获得论坛1级分类
						HttpSession session=request.getSession();
						List list1=dfbo.cflevl2ebo();//获得论坛2级分类
						
						session.setAttribute("felev",list);//论坛1级分类放到SESSION中去
						session.setAttribute("felev2",list1);//论坛2级分类放到SESSION中去
						session.setAttribute("fm_username",student);//登陆用户的实体放到SESSION中去
						
						System.out.println(list);
						System.out.println(list1);
						
			 	   		return (mapping.findForward("successed"));//登陆成功	
			 	   		
					}	
				}
				
	}