useraction.java

这是一个购物车的源码

package com.tarena.shoppingcart.action;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.struts.actions.*;
import org.apache.struts.action.*;

import com.tarena.shoppingcart.dao.ShoppingCartHibernateImpl;
import com.tarena.shoppingcart.entity.User;

public class UserAction  extends MappingDispatchAction{
	private ShoppingCartHibernateImpl service=new ShoppingCartHibernateImpl();
	public ActionForward login(ActionMapping mapping,ActionForm form,HttpServletRequest request,HttpServletResponse response) throws Exception{
		ActionForward forward=null;
		User user=null;
		try{
			HttpSession session = request.getSession(false);
			String username=request.getParameter("username");
			String password = request.getParameter("password");
			user=service.login(username, password);
			if(user!=null){
				session.setAttribute("user",user);
				forward=mapping.findForward("loginSuccess");
			}else
		forward=mapping.findForward("error");
		}catch(Exception e){
			e.printStackTrace();
			forward=mapping.findForward("error");
		}
		return forward;
	}
	public ActionForward logout(ActionMapping mapping,ActionForm form,HttpServletRequest request,HttpServletResponse response) throws Exception{
		ActionForward forward=null;
		User user=null;
		try{
			HttpSession session = request.getSession(false);
			user=(User)session.getAttribute("user");
			if(user!=null){
				session.removeAttribute("user");
				forward=mapping.findForward("user_manage");
			}else
			forward=mapping.findForward("list");
		}catch(Exception e){
			e.printStackTrace();
			forward=mapping.findForward("error");
		}
		return forward;
	}
	
	public ActionForward register(ActionMapping mapping,ActionForm form,HttpServletRequest request,HttpServletResponse response) throws Exception{
		ActionForward forward = null;
		try{
			String name=request.getParameter("name");
			String password = request.getParameter("password");
			String gender=request.getParameter("gender");
			String country = request.getParameter("country");
			String province=request.getParameter("province");
			String city = request.getParameter("city");
			if(city=="")city=" ";
			String street = request.getParameter("street");
			if(street=="") street=" ";
			String address=country+":"+province+":"+city+":"+street;
			String postCode= request.getParameter("postCode");
			String homePhone= request.getParameter("homePhone");
			String officePhone=request.getParameter("officePhone");
			String cellPhone= request.getParameter("cellPhone");
			String email=request.getParameter("email");
			String mailbox=request.getParameter("mailbox");
			String emailbody=email+"@"+mailbox;
			User user=new User();
			user.setName(name);
			user.setPassword(password);
			user.setGender(gender);
			user.setAddress(address);
			user.setPostCode(postCode);
			user.setCellPhone(cellPhone);
			user.setHomePhone(homePhone);
			user.setOfficePhone(officePhone);
			user.setEmail(emailbody);
			service.saveUser(user);
			forward=mapping.findForward("registerSuccess");
		}catch(Exception e){
			e.printStackTrace();
			forward=mapping.findForward("error");
		}
		return forward;			
}
	public ActionForward modify(ActionMapping mapping,ActionForm form,HttpServletRequest request,HttpServletResponse response) throws Exception{
	ActionForward forward = null;
	try{
		HttpSession session = request.getSession(false);
		Integer id=Integer.valueOf(request.getParameter("id"));
		String name=request.getParameter("name");
		String password = request.getParameter("password");
		String country = request.getParameter("country");
		String province=request.getParameter("province");
		String city = request.getParameter("city");
		if(city=="")city=" ";
		String street = request.getParameter("street");
		if(street=="") street=" ";
		String address=country+":"+province+":"+city+":"+street;
		String postCode= request.getParameter("postCode");
		String homePhone= request.getParameter("homePhone");
		String officePhone=request.getParameter("officePhone");
		String cellPhone= request.getParameter("cellPhone");
		String email=request.getParameter("email");
		String mailbox=request.getParameter("mailbox");
		String emailbody=email+"@"+mailbox;
		User user=new User();
		user.setId(id);
		user.setName(name);
		user.setPassword(password);
		user.setAddress(address);
		user.setPostCode(postCode);
		user.setCellPhone(cellPhone);
		user.setHomePhone(homePhone);
		user.setOfficePhone(officePhone);
		user.setEmail(emailbody);
		User old=(User)session.getAttribute("user");
		user.setGender(old.getGender());
		service.updateUser(user);
		session.setAttribute("user", user);
		forward=mapping.findForward("modifySuccess");
	}catch(Exception e){
		e.printStackTrace();
		forward=mapping.findForward("error");
	}
	return forward;			
}
}