register.java

功能描述 1） 后台：管理员负责对整个论坛进行管理

package bbs.servlet;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;
import bbs.bean.BbsUsers;
import com.db.DBAccess;

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

  //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();
    Calendar cd = Calendar.getInstance();
    //获得当前系统时间
    String year = cd.get(Calendar.YEAR)+"";
    String month = (cd.get(Calendar.MONTH)+1)+"";
    String day = cd.get(Calendar.DAY_OF_MONTH)+"";

    String hour = cd.get(Calendar.HOUR_OF_DAY)+"";
    String minute = cd.get(Calendar.MINUTE)+"";
    String second = cd.get(Calendar.SECOND)+"";
    String time = year + "-" + month + "-" + day + " " + hour + ":" + minute +
        ":" + second;
    System.out.println(time);
    //获得用户的属性
    String name = request.getParameter("username");
    String pwd = request.getParameter("password");
    String sex = request.getParameter("sex");
    String email = request.getParameter("email");
    String remark = request.getParameter("remark");

    BbsUsers obj = new BbsUsers();
    obj.setUname(name);
    obj.setUpassword(pwd);
    obj.setUsex(sex);
    obj.setUemail(email);
    obj.setUremark(remark);
    obj.setUregdate(time);
    obj.setUip(request.getRemoteAddr());

    try{
      DBAccess db = new DBAccess();
      //判断插入是否成功
      if (db.insert(obj) > 0) {
        request.setAttribute("message","恭喜,注册成功!请用此账号进行登录!");
        request.getRequestDispatcher("login.jsp").forward(request,response);
        return;
      }
      else{
        request.setAttribute("message","对不起,注册失败!请重试!");
        request.getRequestDispatcher("register.jsp").forward(request, response);
        return;

      }
    }
    catch(Exception ex)
    {
      ex.printStackTrace();
      request.setAttribute("message", "数据库操作发生错误！");
      request.getRequestDispatcher("error.jsp").forward(request, response);

    }
    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() {
  }
}