<?php
/***************************************************************
*  Copyright notice
*
*  (c) 2008 Ingo Renner <ingo@typo3.org>
*  All rights reserved
*
*  This script is part of the TYPO3 project. The TYPO3 project is
*  free software; you can redistribute it and/or modify
*  it under the terms of the GNU General Public License as published by
*  the Free Software Foundation; either version 2 of the License, or
*  (at your option) any later version.
*
*  The GNU General Public License can be found at
*  http://www.gnu.org/copyleft/gpl.html.
*
*  This script 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 for more details.
*
*  This copyright notice MUST APPEAR in all copies of the script!
***************************************************************/


/**
 * A fake time tracker that does nothing but providing the methods of the real time tracker.
 * This is done to save some performance over the real time tracker.
 *
 * @author	Ingo Renner <ingo@typo3.org>
 * @package TYPO3
 * @subpackage t3lib
 */
class t3lib_TimeTrackNull {
	/**
	 * "Constructor"
	 * Sets the starting time
	 *
	 * does nothing
	 *
	 * @return	void
	 */
	public function start() {}

	/**
	 * Pushes an element to the TypoScript tracking array
	 *
	 * does nothing
	 *
	 * @param	string		Label string for the entry, eg. TypoScript property name
	 * @param	string		Additional value(?)
	 * @return	void
	 */
	public function push($tslabel, $value = '') {}

	/**
	 * Pulls an element from the TypoScript tracking array
	 *
	 * does nothing
	 *
	 * @param	string		The content string generated within the push/pull part.
	 * @return	void
	 */
	public function pull($content = '') {}

	/**
	 * Set TSselectQuery - for messages in TypoScript debugger.
	 *
	 * does nothing
	 *
	 * @param	array		Query array
	 * @param	string		Message/Label to attach
	 * @return	void
	 */
	public function setTSselectQuery(array $data, $msg = '') {}

	/**
	 * Logs the TypoScript entry
	 *
	 * does nothing
	 *
	 * @param	string		The message string
	 * @param	integer		Message type: 0: information, 1: message, 2: warning, 3: error
	 * @return	void
	 */
	public function setTSlogMessage($content, $num = 0) {}

	/**
	 * Print TypoScript parsing log
	 *
	 * does nothing
	 *
	 * @return	string		HTML table with the information about parsing times.
	 */
	public function printTSlog() {}

	/**
	 * Increases the stack pointer
	 *
	 * does nothing
	 *
	 * @return	void
	 */
	public function incStackPointer() {}

	/**
	 * Decreases the stack pointer
	 *
	 * does nothing
	 *
	 * @return	void
	 */
	public function decStackPointer() {}

	/**
	 * Returns microtime input to milliseconds
	 *
	 * does nothing
	 *
	 * @param	string		PHP microtime string
	 * @return	integer
	 */
	public function convertMicrotime($microtime) {}

	/**
	 * Gets a microtime value as milliseconds value.
	 *
	 * @param	float		$microtime: The microtime value - if not set the current time is used
	 * @return	integer		The microtime value as milliseconds value
	 */
	public function getMilliseconds($microtime = NULL) {}

}

// XCLASSing is not possible for this class

?>