001    /**
002     * Copyright (c) 2000-2013 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.membershippolicy;
016    
017    import com.liferay.portal.kernel.log.Log;
018    import com.liferay.portal.kernel.log.LogFactoryUtil;
019    import com.liferay.portal.kernel.util.ClassUtil;
020    import com.liferay.portal.kernel.util.InstanceFactory;
021    import com.liferay.portal.util.ClassLoaderUtil;
022    import com.liferay.portal.util.PropsValues;
023    
024    /**
025     * @author Sergio Gonz??lez
026     * @author Shuyang Zhou
027     * @author Roberto D??az
028     */
029    public class SiteMembershipPolicyFactoryImpl
030            implements SiteMembershipPolicyFactory {
031    
032            public void afterPropertiesSet() throws Exception {
033                    if (_log.isDebugEnabled()) {
034                            _log.debug("Instantiate " + PropsValues.MEMBERSHIP_POLICY_SITES);
035                    }
036    
037                    ClassLoader classLoader = ClassLoaderUtil.getPortalClassLoader();
038    
039                    _originalSiteMembershipPolicy =
040                            (SiteMembershipPolicy)InstanceFactory.newInstance(
041                                    classLoader, PropsValues.MEMBERSHIP_POLICY_SITES);
042    
043                    _siteMembershipPolicy = _originalSiteMembershipPolicy;
044            }
045    
046            @Override
047            public SiteMembershipPolicy getSiteMembershipPolicy() {
048                    return _siteMembershipPolicy;
049            }
050    
051            public void setSiteMembershipPolicy(
052                    SiteMembershipPolicy siteMembershipPolicy) {
053    
054                    if (_log.isDebugEnabled()) {
055                            _log.debug("Set " + ClassUtil.getClassName(siteMembershipPolicy));
056                    }
057    
058                    if (siteMembershipPolicy == null) {
059                            _siteMembershipPolicy = _originalSiteMembershipPolicy;
060                    }
061                    else {
062                            _siteMembershipPolicy = siteMembershipPolicy;
063                    }
064            }
065    
066            private static Log _log = LogFactoryUtil.getLog(
067                    SiteMembershipPolicyFactoryImpl.class);
068    
069            private static SiteMembershipPolicy _originalSiteMembershipPolicy;
070            private static volatile SiteMembershipPolicy _siteMembershipPolicy;
071    
072    }