icredentialsmanager.java

web版的SVN客户端

/*
 * Copyright (c) 2004, 2005 Polarion Software, All rights reserved. 
 * Email: [e-mail]
 * 
 * This program and the accompanying materials are made available under the 
 * terms of the Apache License, Version 2.0 (the "License"). You may not use 
 * this file except in compliance with the License. Copy of the License is
 * located in the file LICENSE.txt in the project distribution. You may also
 * obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
 * 
 *  
 * POLARION SOFTWARE MAKES NO REPRESENTATIONS OR WARRANTIES
 * ABOUT THE SUITABILITY OF THE SOFTWARE, EITHER EXPRESSED OR IMPLIED,
 * INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. POLARION SOFTWARE
 * SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT
 * OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
 * 
 */
package org.polarion.svnwebclient.authorization;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.polarion.svnwebclient.SVNWebClientException;


/**
 * 
 * 
 * @author <A HREF="mailto:[e-mail]">Polarion Software </A>
 */
public interface ICredentialsManager {

    public static final String IS_LOGGED_IN = "isLoggedIn";

	/**
     * @param request
     * @param response
     * @return The credentials <b><code>null</code>- if the credentials
     *         don't exist. <br>
     *         <br>
     *         <b>Note: </b> If <code>null</code> is returned, then the method
     *         MUST forward the request to the login screen (or MUST request
     *         Basic Authorization).
     */
    UserCredentials getUserCredentials(HttpServletRequest request, HttpServletResponse response) throws SVNWebClientException;
}