userservlet.java

新闻发布系统 jsp制作。可应用与毕业设计

package com.newsIssueSystem.servlet;

import java.io.IOException;
import java.util.Date;
import java.util.List;

import javax.print.attribute.ResolutionSyntax;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import com.newsIssueSystem.javaBean.User;
import com.newsIssueSystem.javaBean.Role;

public class UserServlet extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public UserServlet() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	/**
	 * The doGet method of the servlet. <br>
	 * 
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		doPost(request, response);
	}

	/**
	 * The doPost method of the servlet. <br>
	 * 
	 * This method is called when a form has its tag value method equals to
	 * post.
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html");

		String loginName = request.getParameter("txtUserName");
		String pwd = request.getParameter("txtPassword");
		int role = Integer.parseInt(request.getParameter("radiobutton"));
		
		
		HttpSession session=request.getSession();
		

		User user = new User();
		System.out.println("登陆状态");
		boolean isLoginSuccess = user.isLogin(loginName, pwd, role);
		System.out.println(isLoginSuccess);

	
		session.setAttribute("isLoginSuccess", isLoginSuccess);

		if (isLoginSuccess) {
				
			if (request.getParameter("checkusername") != null) {
				System.out.println("已经选择了 记住 用户名");
				String isRemenberUserName = request
						.getParameter("checkusername");
				System.out.println(isRemenberUserName);
				if (isRemenberUserName.equals("1")) {
					Cookie cookie = new Cookie("cookieusername", loginName);
					cookie.setMaxAge(60*1);
					
					response.addCookie(cookie);
				}
			}

			List lstuser = user.getLoginuser(loginName);
			User usertest = (User) lstuser.get(0);
			String username = usertest.getUserName();
			String birthday = usertest.getBirthday();
			int roleid = usertest.getRoleid();
			int sex = usertest.getSex();
			session.setAttribute("username", username);
			session.setAttribute("birthday", birthday);
			session.setAttribute("roleid", roleid);
			
			session.setAttribute("sex", sex);
			session.setAttribute("loginName", loginName);
			session.setAttribute("loginTime", new Date().toLocaleString());

			System.out.println(username);
			System.out.println(birthday);
			System.out.println(roleid);
			System.out.println(sex);
			System.out.println(loginName);
			

			RequestDispatcher rd = request.getRequestDispatcher("UserInfo.jsp");
			rd.forward(request, response);
		} else {
			RequestDispatcher rd = request.getRequestDispatcher("left.jsp");
			rd.forward(request, response);
		}
	}

	/**
	 * Initialization of the servlet. <br>
	 * 
	 * @throws ServletException
	 *             if an error occure
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}