UserGuard.java

/*
 * (C) Copyright 2006-2008 Nuxeo SAS (http://nuxeo.com/) and contributors.
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser General Public License
 * (LGPL) version 2.1 which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/lgpl.html
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * Contributors:
 *     bstefanescu
 *
 * $Id$
 */

package org.nuxeo.ecm.webengine.security.guards;

import java.security.Principal;

import org.nuxeo.common.xmap.annotation.XContent;
import org.nuxeo.common.xmap.annotation.XObject;
import org.nuxeo.ecm.webengine.security.Guard;
import org.nuxeo.runtime.model.Adaptable;

/**
 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
 *
 */
@XObject("user")
public class UserGuard implements Guard {

    @XContent
    protected String username;

    public UserGuard() {
    }

    public UserGuard(String username) {
        this.username = username;
    }

    public boolean check(Adaptable context) {
        Principal principal = context.getAdapter(Principal.class);
        if (principal == null) {
            return false;
        }
        return username.equals(principal.getName());
    }

    @Override
    public String toString() {
        return "USER[" + username + ']';
    }

}