001/*
002 * (C) Copyright 2006-2008 Nuxeo SAS (http://nuxeo.com/) and contributors.
003 *
004 * All rights reserved. This program and the accompanying materials
005 * are made available under the terms of the GNU Lesser General Public License
006 * (LGPL) version 2.1 which accompanies this distribution, and is available at
007 * http://www.gnu.org/licenses/lgpl.html
008 *
009 * This library is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * Contributors:
015 *     bstefanescu
016 *
017 * $Id$
018 */
019
020package org.nuxeo.ecm.webengine.security.guards;
021
022import java.security.Principal;
023
024import org.nuxeo.common.xmap.annotation.XContent;
025import org.nuxeo.common.xmap.annotation.XObject;
026import org.nuxeo.ecm.webengine.security.Guard;
027import org.nuxeo.runtime.model.Adaptable;
028
029/**
030 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
031 */
032@XObject("user")
033public class UserGuard implements Guard {
034
035    @XContent
036    protected String username;
037
038    public UserGuard() {
039    }
040
041    public UserGuard(String username) {
042        this.username = username;
043    }
044
045    public boolean check(Adaptable context) {
046        Principal principal = context.getAdapter(Principal.class);
047        if (principal == null) {
048            return false;
049        }
050        return username.equals(principal.getName());
051    }
052
053    @Override
054    public String toString() {
055        return "USER[" + username + ']';
056    }
057
058}