add_adminservlet.java

一个由jsp+servlet+MySQL简单的新闻发布系统

package com.news.servlet;

import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.news.bean.Add_admin;
import com.news.dao.Add_adminDao;
import com.news.dao.impl.Add_adminDaoImpl;

public class Add_adminServlet extends HttpServlet{

	@Override
	public void doGet(HttpServletRequest req, HttpServletResponse resp)
			throws ServletException, IOException {
		Map map = new HashMap();
		Add_admin ad = new Add_admin();
		Add_adminDao ado= new Add_adminDaoImpl();
		String admin = req.getParameter("admin");
		String id = req.getParameter("id");
		String account_no = req.getParameter("account_no");
		String password = req.getParameter("password");
//		System.out.println("admin"+"="+admin);
//		System.out.println("id"+"="+admin);
//		System.out.println("password"+"="+password);
		if(id!=null){
			ad.setId(Integer.valueOf(id));
		}
		ad.setAccount_no(account_no);
		ad.setPassword(password);
			if(admin!=null){
				if(admin.equals("showuser")){
					List<Add_admin> list = ado.showuser(map);
					req.setAttribute("list", list);
					//System.out.println(list.size());
					req.getRequestDispatcher("adminList.jsp").forward(req, resp);
				}if(admin.equals("login")){
					ado.login(account_no, password);
					req.getRequestDispatcher("adminList.jsp").forward(req, resp);
				}if(admin.equals("adduser")){
					ado.adduser(ad);
//					System.out.println("admin.equals('adduser')"+"=="+admin.equals("adduser"));
//					System.out.println("ado.adduser(ad)"+"=="+ado.adduser(ad));
					req.getRequestDispatcher("admin?admin=showuser").forward(req, resp);
				}if(admin.equals("deluser")){
					ado.deluser(Integer.valueOf(id));
					req.getRequestDispatcher("admin?admin=showuser").forward(req, resp);
				}if(admin.equals("edituser")){
					ado.edituser(ad);
//					System.out.println("admin.equals('edituser')"+"=="+admin.equals("edituser"));
//					System.out.println("ado.edituser()"+"=="+ado.edituser(ad));
					req.getRequestDispatcher("admin?admin=showuser").forward(req, resp);
				}
			}
		
	} 
	@Override
	public void doPost(HttpServletRequest req, HttpServletResponse resp)
			throws ServletException, IOException {
		this.doGet(req, resp);
	}
}