/**
 * This file Copyright (c) 2003-2012 Magnolia International
 * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
 *
 *
 * This file is dual-licensed under both the Magnolia
 * Network Agreement and the GNU General Public License.
 * You may elect to use one or the other of these licenses.
 *
 * This file is distributed in the hope that it will be
 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
 * implied warranty of MERCHANTABILITY or FITNESS FOR A
 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
 * Redistribution, except as permitted by whichever of the GPL
 * or MNA you select, is prohibited.
 *
 * 1. For the GPL license (GPL), you can redistribute and/or
 * modify this file under the terms of the GNU General
 * Public License, Version 3, as published by the Free Software
 * Foundation.  You should have received a copy of the GNU
 * General Public License, Version 3 along with this program;
 * if not, write to the Free Software Foundation, Inc., 51
 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * 2. For the Magnolia Network Agreement (MNA), this file
 * and the accompanying materials are made available under the
 * terms of the MNA which accompanies this distribution, and
 * is available at http://www.magnolia-cms.com/mna.html
 *
 * Any modifications to this file must keep this entire header
 * intact.
 *
 */
package info.magnolia.cms.core;

import info.magnolia.cms.security.AccessDeniedException;
import info.magnolia.cms.security.AccessManager;
import info.magnolia.cms.security.PermissionImpl;

import java.text.MessageFormat;



/**
 * Simply utility class for AccessManager.
 *
 * @version $Id$
 */
public final class Access {

    /**
     * Utility class, don't instantiate.
     */
    private Access() {
        // unused
    }

    /**
     * Checks if the given AccessManager allows specified permission on the given path.
     * If no AccessManager is passed, the permission is assumed granted, no exception is thrown.
     *
     * @throws AccessDeniedException if the permission isn't granted.
     * @deprecated AccessManager is no longer supported and used. Use JCR Session based security instead.
     */
    @Deprecated
    public static void isGranted(AccessManager manager, String path, long permissions) throws AccessDeniedException {
        if (manager != null && !manager.isGranted(path, permissions)) {
            throw new AccessDeniedException(MessageFormat.format("User not allowed to {0} path [{1}]", PermissionImpl.getPermissionAsName(permissions), path));
        }
    }
}