汽车租赁管理系统/反编译出来的文件/carRentalSystem/com/bluedot/web/usermanagerservlet/AddUser.java

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// Decompiled by Jad v1.5.8e2. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://kpdus.tripod.com/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi space 
// Source File Name:   AddUser.java

package com.bluedot.web.usermanagerservlet;

import com.bluedot.domain.Role;
import com.bluedot.domain.User;
import com.bluedot.exception.ApplicationException;
import com.bluedot.exception.DataAccessException;
import com.bluedot.service.UserManager;
import com.bluedot.service.impl.UserManagerImpl;
import java.io.IOException;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.*;

public class AddUser extends HttpServlet
{

	public AddUser()
	{
	}

	public void doGet(HttpServletRequest request, HttpServletResponse response)
		throws ServletException, IOException
	{
		doPost(request, response);
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
		throws ServletException, IOException
	{
		try
		{
			User user = createUser(request);
			UserManager um = new UserManagerImpl();
			um.addUser(user);
			response.sendRedirect("ok.jsp");
		}
		catch (DataAccessException e)
		{
			request.setAttribute("msg", "用户名已存在。请重新输入");
			request.getRequestDispatcher("error.jsp").forward(request, response);
			e.printStackTrace();
		}
		catch (ApplicationException e)
		{
			response.sendRedirect("appError.jsp");
			e.printStackTrace();
		}
		catch (Exception e)
		{
			response.sendRedirect("appError.jsp");
			e.printStackTrace();
		}
	}

	private User createUser(HttpServletRequest request)