com.liferay.portal.dao.sql.transformer.SQLTransformerFactory Maven / Gradle / Ivy
/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package com.liferay.portal.dao.sql.transformer;
import com.liferay.portal.kernel.dao.db.DB;
import com.liferay.portal.kernel.dao.db.DBType;
/**
* @author Manuel de la Peña
* @author Brian Wing Shun Chan
*/
public class SQLTransformerFactory {
public static SQLTransformer getSQLTransformer(DB db) {
DBType dbType = db.getDBType();
SQLTransformerLogic sqlTransformerLogic = null;
if (dbType == DBType.DB2) {
sqlTransformerLogic = new DB2SQLTransformerLogic(db);
}
else if (dbType == DBType.HYPERSONIC) {
sqlTransformerLogic = new HypersonicSQLTransformerLogic(db);
}
else if ((dbType == DBType.MARIADB) || (dbType == DBType.MYSQL)) {
sqlTransformerLogic = new MySQLSQLTransformerLogic(db);
}
else if (dbType == DBType.ORACLE) {
sqlTransformerLogic = new OracleSQLTransformerLogic(db);
}
else if (dbType == DBType.POSTGRESQL) {
sqlTransformerLogic = new PostgreSQLTransformerLogic(db);
}
else if (dbType == DBType.SQLSERVER) {
sqlTransformerLogic = new SQLServerSQLTransformerLogic(db);
}
else if (dbType == DBType.SYBASE) {
sqlTransformerLogic = new SybaseSQLTransformerLogic(db);
}
else {
return sql -> sql;
}
return new DefaultSQLTransformer(sqlTransformerLogic.getFunctions());
}
}