<?php
 /* Copyright 2015, Carlos Pantelides
 * All rights reserved.
 *
 * This file is part of CIAA Firmware.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the copyright holder nor the names of its
 *    contributors may be used to endorse or promote products derived from this
 *    software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 */

/** \brief FreeOSEK Generator
 **
 ** This file implements a Writer utility
 **
 ** \file OutputWriter.php
 **
 **/

/** \addtogroup FreeOSEK
 ** @{ */
/** \addtogroup Generator
 ** @{ */
abstract class OutputWriter
{
   protected $buffering = false;

   protected $log = null;

   abstract function close();

   abstract function ob_file_callback($buffer);

   public function start()
   {
      ob_start(array($this, 'ob_file_callback'));
      $this->buffering = true;
   }

   public function pause()
   {
      if($this->buffering == true)
         ob_end_flush();
   }

   public function resume()
   {
      if($this->buffering == true)
         $this->start();
   }

   public function setLog($log)
   {
      $this->log = $log;
   }
}

/** @} doxygen end group definition */
/** @} doxygen end group definition */