customervservlet.java

JBuilder 2006 +SQL Server2000 +JavaBean+JSP开发的宠物医院管理系统

package com.pet.vet.action;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import com.pet.user.model.DAO.impl.Userimpl;
import com.pet.user.model.DTO.UserBean;
import com.pet.user.model.DAO.UserDao;
import com.pet.vet.model.DAO.VetDao;
import com.pet.vet.model.DAO.impl.vetimpl;
import com.pet.vet.model.DTO.VetBean;

public class CustomervServlet extends HttpServlet {
    private static final String CONTENT_TYPE = "text/html; charset=GB2312";

    //Initialize global variables
    public void init() throws ServletException {
    }

    //Process the HTTP Get request
    public void doGet(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException {
        response.setContentType(CONTENT_TYPE);
        PrintWriter out = response.getWriter();
        String uname = request.getParameter("vname");
        String upassword = request.getParameter("vpassword");
        String uquestion = request.getParameter("vquestion");
        String uanswer = request.getParameter("vanswer");
        String umail = request.getParameter("vmail");
        String usex = request.getParameter("vsex");
        //String uage = request.getParameter("uage");
        String uphone = request.getParameter("vphone");
        String utruename = request.getParameter("vtruename");
        String uaddress = request.getParameter("vaddress");
        String vspecialty = request.getParameter("vspecialty");
        String strsql = "select vname from vets where vname='" + uname + "'";
        UserDao userdao = new Userimpl();
        boolean aa = userdao.cusname(strsql);
        VetDao vetdao = new vetimpl();
        if (!aa) {
            VetBean vetbean = new VetBean();
            vetbean = vetdao.getvetbean(uname, upassword, uquestion, uanswer,
                                        umail, usex, uphone, utruename,
                                        uaddress,vspecialty);
            if (vetbean.getVname() != null) {
                HttpSession session = request.getSession();
                session.setAttribute("vetbean", vetbean);
                request.getRequestDispatcher("customervet.jsp").forward(request,
                        response);
            } else {
                request.getRequestDispatcher("customerRegistervet.jsp").forward(request,
                        response);
            }
        } else {
            out.println("<script type=\"text/javascript\" language=\"javascript\">alert(\"用户名已存在！\");window.history.go(-1);</script>");
        }
        out.close();

    }

    //Process the HTTP Post request
    public void doPost(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException {
        doGet(request, response);
    }

    //Clean up resources
    public void destroy() {
    }
}