求大神TAT关于javaweb登录之后提交变成404的问题！！ - 编程论坛

#2

bushRo2015-12-23 16:33

html程序是这样的
<html>
  <head> <title>Login Page</title> </head>
  <body>
   <form action="login1" method="post">
     <table width="298" border="0" align="center"
cellpading="2" cellspacing="1">
        <tr>
<td align="right">用户名：</td>
<td align="left"><input type="text" name="username" ></td>
</tr>

<tr>
              <td align="right">密  码：</td>
<td><input type="password" name="password" ></td>
           </tr>

            <tr>
               <td colspan="2" align="center">
<input type="submit" value="登录">
  <input type="reset" value="取消"></td>
            </tr>
   </form>
  </body>
</html>

servlet程序是这样的：
import *;
import javax.servlet.*;
import javax.servlet.http.*;

public class LoginServlet extends HttpServlet {
  public void doPost(HttpServletRequest request, HttpServletResponse response)
              throws ServletException, IOException {
  String username = request.getParameter("username");
  String password = request.getParameter("password");
  response.setContentType("text/html;charset=gb2312");
  PrintWriter out = response.getWriter();
  out.println("<html><body>");
  if(username.equals("admin")&&password.equals("admin")){
     out.println("登录成功！欢迎您， "+username);
  }else{
   out.println("对不起！您的用户名或密码不正确．");
  }
  out.println("</body></html>");
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
                         throws ServletException, IOException {
     doPost(request,response);
}
}