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<?php |
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/* |
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* This file is part of Yolk - Gamer Network's PHP Framework. |
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* |
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* Copyright (c) 2014 Gamer Network Ltd. |
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* |
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* Distributed under the MIT License, a copy of which is available in the |
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* LICENSE file that was bundled with this package, or online at: |
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* https://github.com/gamernetwork/yolk-profiler |
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*/ |
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namespace yolk\profiler; |
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use yolk\contracts\profiler\Timer; |
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/** |
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* Simple timer implementation. |
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*/ |
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class GenericTimer implements Timer { |
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/** |
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* Time last started. |
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* @var float |
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*/ |
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protected $started; |
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/** |
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* Total elapsed time |
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* @var float |
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*/ |
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protected $elapsed; |
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public function __construct() { |
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$this->started = (float) 0; |
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$this->elapsed = (float) 0; |
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} |
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/** |
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* Start the timer. |
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* @param float $time optional starting point (microtime) |
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* @return self |
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*/ |
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public function start( $time = null ) { |
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if( !$this->started ) |
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$this->started = $time ?: (float) microtime(true); |
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return $this; |
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} |
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/** |
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* Stop the timer and add the duration to the total elapsed time. |
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* @return self |
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*/ |
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public function stop() { |
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if( $this->started ) { |
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$this->elapsed += microtime(true) - $this->started; |
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$this->started = (float) 0; |
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} |
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return $this; |
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} |
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/** |
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* Determine if the timer is currently running. |
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* @return boolean |
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*/ |
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public function isRunning() { |
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return (bool) $this->started; |
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} |
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/** |
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* Return the elapsed time from last start. |
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* @return float |
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*/ |
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public function getElapsed( $total = false ) { |
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return $this->started ? (microtime(true) - $this->started) : (float) 0; |
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} |
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/** |
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* Return the total elapsed time. |
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* @return float |
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*/ |
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public function getTotalElapsed() { |
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$elapsed = $this->elapsed; |
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if( $this->started ) |
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$elapsed += (microtime(true) - $this->started); |
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return $elapsed; |
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} |
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} |
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// EOF |
gamernetwork /
yolk-profiler
