content: /*
   * Copyright (c) 2002, 2020, Oracle and/or its affiliates.
   *
   * This program is free software; you can redistribute it and/or modify it under
   * the terms of the GNU General Public License, version 2.0, as published by the
   * Free Software Foundation.
   *
   * This program is also distributed with certain software (including but not
   * limited to OpenSSL) that is licensed under separate terms, as designated in a
   * particular file or component or in included license documentation. The
   * authors of MySQL hereby grant you an additional permission to link the
   * program and your derivative works with the separately licensed software that
   * they have included with MySQL.
   *
   * Without limiting anything contained in the foregoing, this file, which is
   * part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
   * version 1.0, a copy of which can be found at
   * http://oss.oracle.com/licenses/universal-foss-exception.
   *
   * This program 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 General Public License, version 2.0,
   * for more details.
   *
   * You should have received a copy of the GNU General Public License along with
   * this program; if not, write to the Free Software Foundation, Inc.,
   * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
   */
  
  package com.mysql.cj.jdbc;
  
  import java.util.Hashtable;
  
  import javax.naming.Context;
  import javax.naming.Name;
  import javax.naming.RefAddr;
  import javax.naming.Reference;
  import javax.naming.spi.ObjectFactory;
  
  import com.mysql.cj.Messages;
  import com.mysql.cj.conf.PropertyKey;
  
  /**
   * Factory class for MysqlDataSource objects
   */
  public class MysqlDataSourceFactory implements ObjectFactory {
      /**
       * The class name for a standard MySQL DataSource.
       */
      protected final static String DATA_SOURCE_CLASS_NAME = MysqlDataSource.class.getName();
  
      /**
       * The class name for a poolable MySQL DataSource.
       */
      protected final static String POOL_DATA_SOURCE_CLASS_NAME = MysqlConnectionPoolDataSource.class.getName();
  
      /**
       * The class name for a MysqlXADataSource
       */
  
      protected final static String XA_DATA_SOURCE_CLASS_NAME = MysqlXADataSource.class.getName();
  
      @Override
      public Object getObjectInstance(Object refObj, Name nm, Context ctx, Hashtable<?, ?> env) throws Exception {
          Reference ref = (Reference) refObj;
          String className = ref.getClassName();
  
          if ((className != null)
                  && (className.equals(DATA_SOURCE_CLASS_NAME) || className.equals(POOL_DATA_SOURCE_CLASS_NAME) || className.equals(XA_DATA_SOURCE_CLASS_NAME))) {
              MysqlDataSource dataSource = null;
  
              try {
                  dataSource = (MysqlDataSource) Class.forName(className).newInstance();
              } catch (Exception ex) {
                  throw new RuntimeException(Messages.getString("MysqlDataSourceFactory.0", new Object[] { className, ex.toString() }));
              }
  
              int portNumber = 3306;
  
              String portNumberAsString = nullSafeRefAddrStringGet("port", ref);
  
              if (portNumberAsString != null) {
                  portNumber = Integer.parseInt(portNumberAsString);
              }
  
              dataSource.setPort(portNumber);
  
              String user = nullSafeRefAddrStringGet(PropertyKey.USER.getKeyName(), ref);
  
              if (user != null) {
                  dataSource.setUser(user);
              }
  
              String password = nullSafeRefAddrStringGet(PropertyKey.PASSWORD.getKeyName(), ref);
  
              if (password != null) {
                  dataSource.setPassword(password);
              }
  
              String serverName = nullSafeRefAddrStringGet("serverName", ref);
  
              if (serverName != null) {
                  dataSource.setServerName(serverName);
              }
  
              String databaseName = nullSafeRefAddrStringGet("databaseName", ref);
  
              if (databaseName != null) {
                  dataSource.setDatabaseName(databaseName);
              }
  
              String explicitUrlAsString = nullSafeRefAddrStringGet("explicitUrl", ref);
  
              if (explicitUrlAsString != null) {
                  if (Boolean.valueOf(explicitUrlAsString).booleanValue()) {
                      dataSource.setUrl(nullSafeRefAddrStringGet("url", ref));
                  }
              }
  
              dataSource.setPropertiesViaRef(ref);
  
              return dataSource;
          }
  
          // We can't create an instance of the reference
          return null;
      }
  
      private String nullSafeRefAddrStringGet(String referenceName, Reference ref) {
          RefAddr refAddr = ref.get(referenceName);
  
          String asString = refAddr != null ? (String) refAddr.getContent() : null;
  
          return asString;
      }
  }
  