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.convert.database;
016    
017    import com.liferay.portal.convert.DatabaseConverter;
018    import com.liferay.portal.convert.util.ModelMigrator;
019    import com.liferay.portal.kernel.log.Log;
020    import com.liferay.portal.kernel.log.LogFactoryUtil;
021    import com.liferay.portal.kernel.servlet.ServletContextPool;
022    import com.liferay.portal.kernel.util.ClassLoaderUtil;
023    import com.liferay.portal.model.BaseModel;
024    import com.liferay.portal.model.ModelHintsUtil;
025    
026    import java.util.ArrayList;
027    import java.util.List;
028    
029    import javax.servlet.ServletContext;
030    
031    import javax.sql.DataSource;
032    
033    /**
034     * @author Cristina Gonz??lez
035     */
036    public class PortalDatabaseConverter implements DatabaseConverter {
037    
038            @Override
039            public void convert(DataSource dataSource) throws Exception {
040                    _modelMigrator.migrate(dataSource, getModelClassesName("*"));
041            }
042    
043            public void setModelMigrator(ModelMigrator modelMigrator) {
044                    _modelMigrator = modelMigrator;
045            }
046    
047            protected Class<? extends BaseModel<?>> getImplClass(String implClassName) {
048                    try {
049                            ClassLoader classLoader = ClassLoaderUtil.getPortalClassLoader();
050    
051                            return (Class<? extends BaseModel<?>>)classLoader.loadClass(
052                                    implClassName);
053                    }
054                    catch (Exception e) {
055                            if (_log.isDebugEnabled()) {
056                                    _log.debug(e, e);
057                            }
058                    }
059    
060                    // Backward compatibility so legacy plugins are converted
061    
062                    for (String servletContextName : ServletContextPool.keySet()) {
063                            try {
064                                    ServletContext servletContext = ServletContextPool.get(
065                                            servletContextName);
066    
067                                    ClassLoader classLoader = servletContext.getClassLoader();
068    
069                                    return (Class<? extends BaseModel<?>>)classLoader.loadClass(
070                                            implClassName);
071                            }
072                            catch (Exception e) {
073                                    if (_log.isDebugEnabled()) {
074                                            _log.debug(e, e);
075                                    }
076                            }
077                    }
078    
079                    return null;
080            }
081    
082            protected List<Class<? extends BaseModel<?>>> getModelClassesName(
083                    String regex) {
084    
085                    List<String> modelNames = ModelHintsUtil.getModels();
086    
087                    List<Class<? extends BaseModel<?>>> implClassesNames =
088                            new ArrayList<>();
089    
090                    for (String modelName : modelNames) {
091                            if (!modelName.contains(".model.")) {
092                                    continue;
093                            }
094    
095                            String implClassName = modelName.replaceFirst(
096                                    "(\\.model\\.)(\\p{Upper}.*)", "$1impl.$2Impl");
097    
098                            if (implClassName.matches(regex)) {
099                                    Class<? extends BaseModel<?>> implClass = getImplClass(
100                                            implClassName);
101    
102                                    if (implClass != null) {
103                                            implClassesNames.add(implClass);
104                                    }
105                            }
106                    }
107    
108                    return implClassesNames;
109            }
110    
111            private static final Log _log = LogFactoryUtil.getLog(
112                    PortalDatabaseConverter.class);
113    
114            private ModelMigrator _modelMigrator;
115    
116    }