001    /**
002     * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.security.permission;
016    
017    import com.liferay.registry.collections.ServiceTrackerCollections;
018    import com.liferay.registry.collections.ServiceTrackerMap;
019    
020    /**
021     * @author Roberto D??az
022     */
023    public class ResourcePermissionCheckerUtil {
024    
025            public static Boolean containsResourcePermission(
026                    PermissionChecker permissionChecker, String className, long classPK,
027                    String actionId) {
028    
029                    ResourcePermissionChecker resourcePermissionChecker =
030                            _serviceTrackerMap.getService(className);
031    
032                    if (resourcePermissionChecker == null) {
033                            return null;
034                    }
035    
036                    Boolean resource = resourcePermissionChecker.checkResource(
037                            permissionChecker, classPK, actionId);
038    
039                    if (resource != null) {
040                            return resource.booleanValue();
041                    }
042    
043                    return null;
044            }
045    
046            private static final ServiceTrackerMap<String, ResourcePermissionChecker>
047                    _serviceTrackerMap = ServiceTrackerCollections.openSingleValueMap(
048                            ResourcePermissionChecker.class, "resource.name");
049    
050    }