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 BaseModelPermissionCheckerUtil {
024    
025            public static Boolean containsBaseModelPermission(
026                    PermissionChecker permissionChecker, long groupId, String className,
027                    long classPK, String actionId) {
028    
029                    BaseModelPermissionChecker baseModelPermissionChecker =
030                            _serviceTrackerMap.getService(className);
031    
032                    if (baseModelPermissionChecker == null) {
033                            return null;
034                    }
035    
036                    try {
037                            baseModelPermissionChecker.checkBaseModel(
038                                    permissionChecker, groupId, classPK, actionId);
039                    }
040                    catch (Exception e) {
041                            return false;
042                    }
043    
044                    return true;
045            }
046    
047            private static final ServiceTrackerMap<String, BaseModelPermissionChecker>
048                    _serviceTrackerMap = ServiceTrackerCollections.openSingleValueMap(
049                            BaseModelPermissionChecker.class, "model.class.name");
050    
051    }