login2.java

这是我们老师的做的,挺不错的,要下载的话可以下载来

package portalservlet;

import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import java.util.*;

public class Login2 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();

        out.println("<form action=\"/PotalModule/servlet1\" method=\"post\">");
        out.println("<strong>用户名：</strong>") ;
        out.println(" <input type=\"text\" name=\"username\"><p>") ;
        out.println("<strong>密码：</strong>") ;
        out.println("<input type=\"password\" name=\"psw\"><p>") ;
        out.println(" <input name=\"Submit\"  type=\"submit\" value=\"登录\">") ;
        out.println("</form>") ;

    }

    //Process the HTTP Post request
    public void doPost(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException {
        doGet(request, response);
    }

    //Clean up resources
    public void destroy() {
    }
}