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<?php /** * @package AllediaFramework * @contact www.joomlashack.com, help@joomlashack.com * @copyright 2016-2023 Joomlashack.com. All rights reserved * @license https://www.gnu.org/licenses/gpl.html GNU/GPL * * This file is part of AllediaFramework. * * AllediaFramework 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. * * AllediaFramework 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. * * You should have received a copy of the GNU General Public License * along with AllediaFramework. If not, see <https://www.gnu.org/licenses/>. */ namespace Alledia\Framework; defined('_JEXEC') or die(); class Profiler { /** * @var int */ protected $startTime = 0; /** * @var int */ protected $initialMemory = 0; /** * @var int */ protected $maxLength = 80; /** * @var int */ protected $lastMemory = 0; /** * @return void */ public function start() { $this->initialMemory = memory_get_usage(); } /** * @param string $label * * @return void */ public function step($label = null) { $this->startStep($label); $this->endStep(); } /** * @return void */ public function echoData() { echo "\n"; $total = memory_get_usage() - $this->initialMemory; $data = '==== Mem: ' . number_format($total, 0, '.', ',') . ' bytes'; $diff = $total - $this->lastMemory; $peak = memory_get_peak_usage(); $operator = ''; echo $data; if ($diff != 0) { $operator = $diff > 0 ? '+' : '-'; } echo ' diff: ' . $operator . number_format(abs($diff), 0, '.', ',') . ' bytes' . ' peak: ' . number_format($peak, '0', '.', ',') . ' bytes'; $this->lastMemory = $total; echo "\n"; } /** * @param string $label */ public function startStep($label = null) { echo "\n"; $this->printHeader($label); $this->echoData(); } /** * @return void */ public function endStep() { $this->echoData(); $this->printSeparator(); echo "\n"; } /** * @param string $label * @param int $leftPadding * * @return void */ protected function printHeader($label = null, $leftPadding = 4) { if (!is_null($label)) { $length = $leftPadding; echo str_repeat('=', $length); echo " $label "; $length += strlen($label) + 2; echo str_repeat('=', $this->maxLength - $length); } else { $this->printSeparator(); } } /** * @return void */ protected function printSeparator() { echo str_repeat('=', $this->maxLength); } }
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