content: /*
   * Copyright (c) 2019, 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 testsuite;
  
  import com.mysql.cj.log.StandardLogger;
  
  /**
   * Provides logging facilities for those platforms that don't have built-in facilities. Simply logs messages to STDERR.
   */
  public class BufferingLogger extends StandardLogger {
  
      private static StringBuffer bufferedLog = null;
  
      public BufferingLogger(String name) {
          super(name);
      }
  
      public BufferingLogger(String name, boolean logLocationInfo) {
          super(name, logLocationInfo);
      }
  
      public static void startLoggingToBuffer() {
          bufferedLog = new StringBuffer();
      }
  
      public static void dropBuffer() {
          bufferedLog = null;
      }
  
      public static Appendable getBuffer() {
          return bufferedLog;
      }
  
      @Override
      protected String logInternal(int level, Object msg, Throwable exception) {
  
          String messageAsString = super.logInternal(level, msg, exception);
  
          if (bufferedLog != null) {
              bufferedLog.append(messageAsString);
          }
  
          return messageAsString;
      }
  }
  