loginservlet.java

JSP写的一个简单聊天室。不需要连接数据库。实现简单

package web;

import java.io.IOException;

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

import service.UserService;

public class LoginServlet extends HttpServlet{
	protected void doGet(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		this.doPost(request, response);
	}

	protected void doPost(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		
		request.setCharacterEncoding("gb2312");
		response.setContentType("text/html;charset=gb2312");
		UserService us = new UserService();
		String name = request.getParameter("name");
		String password = request.getParameter("password");
		boolean b = us.checkUser(name, password);
		System.out.println(b);
		if (b) {
			request.getSession().setAttribute("nickname", name);
			request.getRequestDispatcher("frame.jsp")
			.forward(request, response);
		} else {
			request.getRequestDispatcher("error.jsp")
					.forward(request, response);

		}
	}
}