4 * This file is part of the Symfony package.
6 * (c) Fabien Potencier <fabien@symfony.com>
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
12 namespace Symfony\Component\ClassLoader;
15 * A PSR-4 compatible class loader.
17 * See http://www.php-fig.org/psr/psr-4/
19 * @author Alexander M. Turek <me@derrabus.de>
26 private $prefixes = array();
29 * @param string $prefix
30 * @param string $baseDir
32 public function addPrefix($prefix, $baseDir)
34 $prefix = trim($prefix, '\\').'\\';
35 $baseDir = rtrim($baseDir, DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR;
36 $this->prefixes[] = array($prefix, $baseDir);
40 * @param string $class
44 public function findFile($class)
46 $class = ltrim($class, '\\');
48 foreach ($this->prefixes as list($currentPrefix, $currentBaseDir)) {
49 if (0 === strpos($class, $currentPrefix)) {
50 $classWithoutPrefix = substr($class, strlen($currentPrefix));
51 $file = $currentBaseDir.str_replace('\\', DIRECTORY_SEPARATOR, $classWithoutPrefix).'.php';
52 if (file_exists($file)) {
60 * @param string $class
64 public function loadClass($class)
66 $file = $this->findFile($class);
77 * Registers this instance as an autoloader.
79 * @param bool $prepend
81 public function register($prepend = false)
83 spl_autoload_register(array($this, 'loadClass'), true, $prepend);
87 * Removes this instance from the registered autoloaders.
89 public function unregister()
91 spl_autoload_unregister(array($this, 'loadClass'));