<form method="POST" action='<%= response.encodeURL("j_security_check") %>' > 
<-- that's the error
put this instead
<form method="POST" action='j_security_check' >


Prashant Saraf a écrit :

>as i am new i refer tomcat 's  jsp-example
>my structure of webapp
>
>webapps-|
>              |
>          saraf
>              |
>           index.html(which link to login.jsp)
>               |
>           protected
>                     |
>                  login.jsp,error.jsp,index.jsp.
>
>
>
>my login.jsp
>
>
><html>
><head>
><title>Login Page for Examples</title>
><body bgcolor="white">
><form method="POST" action='<%= response.encodeURL("j_security_check") %>' >
>  <table border="0" cellspacing="5">
>    <tr>
>      <th align="right">Username:</th>
>      <td align="left"><input type="text" name="j_username"></td>
>    </tr>
>    <tr>
>      <th align="right">Password:</th>
>      <td align="left"><input type="password" name="j_password"></td>
>    </tr>
>    <tr>
>      <td align="right"><input type="submit" value="Log In"></td>
>      <td align="left"><input type="reset"></td>
>    </tr>
>  </table>
></form>
></body>
></html>
> -----------------
>error.jsp
>------------------
><html>
><head>
><title>Error Page For Examples</title>
></head>
><body bgcolor="white">
>Invalid username and/or password, please try
><a href='<%= response.encodeURL("login.jsp") %>'>again</a>.
></body>
></html>
>----------
>
>
>index.jsp
>
><%
>  if (request.getParameter("logoff") != null) {
>    session.invalidate();
>    response.sendRedirect("index.jsp");
>    return;
>  }
>%>
><html>
><head>
><title>Protected Page for Examples</title>
></head>
><body bgcolor="white">
>
>You are logged in as remote user <b><%= request.getRemoteUser() %></b>
>in session <b><%= session.getId() %></b><br><br>
>
><br>
>
>If you have configured this app for form-based authentication, you can log
>off by clicking
><a href='<%= response.encodeURL("index.jsp?logoff=true") %>'>here</a>.
>This should cause you to be returned to the logon page after the redirect
>that is performed.
>
></body>
></html>
>
>  
>


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