resourceservlet.java

这是中国移动的一个管理系统

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package com.mobile.serlvet;

import com.mobile.mode.Constants;
import com.mobile.mode.MobileManager;
import java.io.*;

import java.sql.SQLException;
import javax.servlet.*;
import javax.servlet.http.*;

/**
 *
 * @author st
 */
public class ResourceServlet extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        //取参数;
        //request.getParmeter() 专门用来取,用户输入参数;;;
        String rtype = request.getParameter("R1");
        String start = request.getParameter("T1");
        String end = request.getParameter("T2");
        String errorMessage = "";
        //....................................
        //...................................
        if (start == null || start.equals("") && end == null || end.equals("")) {
            errorMessage = "您输入的数据有误,请检查后输入..";
        }


        MobileManager manager = MobileManager.getInstance();

        boolean is = manager.checkNumber(start, end,rtype);
        boolean isexist = false;

        if (is == true) {
            isexist = manager.save(start, end, rtype);


            if (isexist == true) {
                errorMessage = "插入数据成功!!!!";
            } else {
                errorMessage = "插入数据失败,请检查后再试!!!";
            }

        } else {
            errorMessage = "您输入的号码己存在...请重新选择..";
        }
        request.setAttribute(Constants.USER_MESSAGE, errorMessage);
        request.getRequestDispatcher("Resource.jsp").forward(request, response);
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     */
    public String getServletInfo() {
        return "Short description";
    }
    // </editor-fold>
}