<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Insert title here</title> <link rel="stylesheet" type="text/css" href="NewStyle.css"> </head> <body> <div class="content"> <h2 >用户登录</h2> <div class="box"> <form action="/load/TestServlet" id="loading" method="post"> <input type="text" placeholder="用户名" id="name" name="username"><br><br> <input type="password" placeholder="密码" id="pwd" name="password"><br><br> <button type="submit" id="btn">登录</button> </form> </div> </div> </body> </html>
@charset "UTF-8"; .content{ width:400px; height:280px; margin-left:35%; margin-top:100px; background-color:#ffd0d0; text-align:center; padding-top:30px; } .box{ width:200px; height:200px; margin-top:50px; text-align:center; margin-left:25%; }
package load; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; /** * Servlet implementation class TestServlet */ @WebServlet("/TestServlet") public class TestServlet extends HttpServlet { private static final long serialVersionUID = 1L; /** * @see HttpServlet#HttpServlet() */ public TestServlet() { super(); // TODO Auto-generated constructor stub } /** * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response) */ protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub //response.getWriter().append("Served at: ").append(request.getContextPath()); request.setCharacterEncoding("UTF-8"); response.setContentType("text/html;charset=utf-8"); String uname=request.getParameter("username"); String pwd=request.getParameter("password"); if(("tom").equals(uname)&&("123").equals(pwd)) { //response.sendRedirect("/load/Welcome.html"); PrintWriter out=response.getWriter(); out.write("用户名是："+uname+"，密码是："+pwd); } else { response.sendRedirect("/load/NewFile.html"); } } /** * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response) */ protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub doGet(request, response); } }