/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements.  See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License.  You may obtain a copy of the License at
*
*       http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* $Id: file 64488 2006-03-10 17:32:09Z paulo $
*/

package com.wisemapping.security;

import org.acegisecurity.AuthenticationException;
import org.acegisecurity.ui.webapp.AuthenticationProcessingFilter;

import javax.servlet.http.HttpServletRequest;

public class DefaultAuthenticationHandler
    implements AuthenticationHandler
{
    public AuthenticationToken getAuthenticationToken(HttpServletRequest request)
        throws AuthenticationException
    {
        String username = request.getParameter(AuthenticationProcessingFilter.ACEGI_SECURITY_FORM_USERNAME_KEY);
        String password = request.getParameter(AuthenticationProcessingFilter.ACEGI_SECURITY_FORM_PASSWORD_KEY);
        if (username == null) {
            username = "";
        }

        if (password == null) {
            password = "";
        }
        return new AuthenticationToken(username,password);
    }
}