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.repository.registry;
016    
017    import com.liferay.portal.kernel.cache.CacheRegistryItem;
018    import com.liferay.portal.kernel.repository.RepositoryFactory;
019    import com.liferay.portal.kernel.repository.registry.RepositoryDefiner;
020    import com.liferay.portal.kernel.util.PortalClassLoaderUtil;
021    import com.liferay.portal.repository.external.LegacyExternalRepositoryDefiner;
022    import com.liferay.portal.repository.util.ExternalRepositoryFactory;
023    import com.liferay.portal.repository.util.ExternalRepositoryFactoryImpl;
024    import com.liferay.portal.repository.util.ExternalRepositoryFactoryUtil;
025    import com.liferay.portal.util.PropsValues;
026    import com.liferay.registry.Registry;
027    import com.liferay.registry.RegistryUtil;
028    import com.liferay.registry.ServiceReference;
029    import com.liferay.registry.ServiceRegistration;
030    import com.liferay.registry.ServiceTracker;
031    import com.liferay.registry.ServiceTrackerCustomizer;
032    import com.liferay.registry.collections.StringServiceRegistrationMap;
033    import com.liferay.registry.collections.StringServiceRegistrationMapImpl;
034    
035    import java.util.Collection;
036    import java.util.List;
037    import java.util.Map;
038    import java.util.concurrent.ConcurrentHashMap;
039    
040    /**
041     * @author Adolfo P??rez
042     */
043    public class RepositoryClassDefinitionCatalogImpl
044            implements CacheRegistryItem, RepositoryClassDefinitionCatalog {
045    
046            @Override
047            public Iterable<RepositoryClassDefinition>
048                    getExternalRepositoryClassDefinitions() {
049    
050                    return _externalRepositoryClassDefinitions.values();
051            }
052    
053            @Override
054            public Collection<String> getExternalRepositoryClassNames() {
055                    return _externalRepositoryClassDefinitions.keySet();
056            }
057    
058            @Override
059            public String getRegistryName() {
060                    Class<?> clazz = getClass();
061    
062                    return clazz.getName();
063            }
064    
065            @Override
066            public RepositoryClassDefinition getRepositoryClassDefinition(
067                    String className) {
068    
069                    return _repositoryClassDefinitions.get(className);
070            }
071    
072            @Override
073            public void invalidate() {
074                    for (RepositoryClassDefinition repositoryClassDefinition :
075                                    _repositoryClassDefinitions.values()) {
076    
077                            repositoryClassDefinition.invalidateCache();
078                    }
079            }
080    
081            public void loadDefaultRepositoryDefiners() {
082                    Registry registry = RegistryUtil.getRegistry();
083    
084                    _serviceTracker = registry.trackServices(
085                            RepositoryDefiner.class,
086                            new RepositoryDefinerServiceTrackerCustomizer());
087    
088                    _serviceTracker.open();
089    
090                    for (RepositoryDefiner repositoryDefiner : _repositoryDefiners) {
091                            registerRepositoryDefiner(repositoryDefiner);
092                    }
093    
094                    ClassLoader classLoader = PortalClassLoaderUtil.getClassLoader();
095    
096                    for (String className : PropsValues.DL_REPOSITORY_IMPL) {
097                            ExternalRepositoryFactory externalRepositoryFactory =
098                                    new ExternalRepositoryFactoryImpl(className, classLoader);
099    
100                            registerLegacyExternalRepositoryFactory(
101                                    className, externalRepositoryFactory);
102                    }
103            }
104    
105            @Override
106            public void registerLegacyExternalRepositoryFactory(
107                    String className, ExternalRepositoryFactory externalRepositoryFactory) {
108    
109                    ExternalRepositoryFactoryUtil.registerExternalRepositoryFactory(
110                            className, externalRepositoryFactory);
111    
112                    RepositoryDefiner repositoryDefiner =
113                            new LegacyExternalRepositoryDefiner(
114                                    className, _legacyExternalRepositoryFactory);
115    
116                    ServiceRegistration<RepositoryDefiner> serviceRegistration =
117                            registerRepositoryDefiner(repositoryDefiner);
118    
119                    _serviceRegistrations.put(className, serviceRegistration);
120            }
121    
122            public void setLegacyExternalRepositoryFactory(
123                    RepositoryFactory legacyExternalRepositoryFactory) {
124    
125                    _legacyExternalRepositoryFactory = legacyExternalRepositoryFactory;
126            }
127    
128            public void setRepositoryDefiners(
129                    List<RepositoryDefiner> repositoryDefiners) {
130    
131                    _repositoryDefiners = repositoryDefiners;
132            }
133    
134            @Override
135            public void unregisterLegacyExternalRepositoryFactory(String className) {
136                    ExternalRepositoryFactoryUtil.unregisterExternalRepositoryFactory(
137                            className);
138    
139                    ServiceRegistration<RepositoryDefiner> serviceRegistration =
140                            _serviceRegistrations.remove(className);
141    
142                    serviceRegistration.unregister();
143    
144                    unregisterRepositoryDefiner(className);
145            }
146    
147            protected ServiceRegistration<RepositoryDefiner>
148                    registerRepositoryDefiner(
149                            RepositoryDefiner repositoryDefiner) {
150    
151                    Registry registry = RegistryUtil.getRegistry();
152    
153                    return registry.registerService(
154                            RepositoryDefiner.class, repositoryDefiner);
155            }
156    
157            protected void unregisterRepositoryDefiner(String className) {
158                    _externalRepositoryClassDefinitions.remove(className);
159    
160                    _repositoryClassDefinitions.remove(className);
161            }
162    
163            private final Map<String, RepositoryClassDefinition>
164                    _externalRepositoryClassDefinitions = new ConcurrentHashMap<>();
165            private RepositoryFactory _legacyExternalRepositoryFactory;
166            private final Map<String, RepositoryClassDefinition>
167                    _repositoryClassDefinitions = new ConcurrentHashMap<>();
168            private List<RepositoryDefiner> _repositoryDefiners;
169            private final StringServiceRegistrationMap<RepositoryDefiner>
170                    _serviceRegistrations = new StringServiceRegistrationMapImpl<>();
171            private ServiceTracker<RepositoryDefiner, RepositoryDefiner>
172                    _serviceTracker;
173    
174            private class RepositoryDefinerServiceTrackerCustomizer
175                    implements ServiceTrackerCustomizer
176                            <RepositoryDefiner, RepositoryDefiner> {
177    
178                    @Override
179                    public RepositoryDefiner addingService(
180                            ServiceReference<RepositoryDefiner> serviceReference) {
181    
182                            Registry registry = RegistryUtil.getRegistry();
183    
184                            RepositoryDefiner repositoryDefiner = registry.getService(
185                                    serviceReference);
186    
187                            String className = repositoryDefiner.getClassName();
188                            RepositoryClassDefinition repositoryClassDefinition =
189                                    RepositoryClassDefinition.fromRepositoryDefiner(
190                                            repositoryDefiner);
191    
192                            if (repositoryDefiner.isExternalRepository()) {
193                                    _externalRepositoryClassDefinitions.put(
194                                            className, repositoryClassDefinition);
195                            }
196    
197                            _repositoryClassDefinitions.put(
198                                    className, repositoryClassDefinition);
199    
200                            return repositoryDefiner;
201                    }
202    
203                    @Override
204                    public void modifiedService(
205                            ServiceReference<RepositoryDefiner> serviceReference,
206                            RepositoryDefiner repositoryDefiner) {
207    
208                            String className = repositoryDefiner.getClassName();
209                            RepositoryClassDefinition repositoryClassDefinition =
210                                    RepositoryClassDefinition.fromRepositoryDefiner(
211                                            repositoryDefiner);
212    
213                            if (repositoryDefiner.isExternalRepository()) {
214                                    _externalRepositoryClassDefinitions.put(
215                                            className, repositoryClassDefinition);
216                            }
217                            else {
218                                    _externalRepositoryClassDefinitions.remove(className);
219                            }
220    
221                            _repositoryClassDefinitions.put(
222                                    className, repositoryClassDefinition);
223                    }
224    
225                    @Override
226                    public void removedService(
227                            ServiceReference<RepositoryDefiner> serviceReference,
228                            RepositoryDefiner repositoryDefiner) {
229    
230                            unregisterRepositoryDefiner(repositoryDefiner.getClassName());
231                    }
232    
233            }
234    
235    }