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1 | <?php |
2 | ||
3 | /* | |
4 | * This file is part of the Symfony package. | |
5 | * | |
6 | * (c) Fabien Potencier <fabien@symfony.com> | |
7 | * | |
8 | * For the full copyright and license information, please view the LICENSE | |
9 | * file that was distributed with this source code. | |
10 | */ | |
11 | ||
12 | namespace Symfony\Component\Intl\ResourceBundle\Reader; | |
13 | ||
14 | use Symfony\Component\Intl\ResourceBundle\Util\RingBuffer; | |
15 | ||
16 | /** | |
17 | * @author Bernhard Schussek <bschussek@gmail.com> | |
18 | */ | |
19 | class BufferedBundleReader implements BundleReaderInterface | |
20 | { | |
21 | /** | |
22 | * @var BundleReaderInterface | |
23 | */ | |
24 | private $reader; | |
25 | ||
26 | private $buffer; | |
27 | ||
28 | /** | |
29 | * Buffers a given reader. | |
30 | * | |
31 | * @param BundleReaderInterface $reader The reader to buffer. | |
32 | * @param integer $bufferSize The number of entries to store | |
33 | * in the buffer. | |
34 | */ | |
35 | public function __construct(BundleReaderInterface $reader, $bufferSize) | |
36 | { | |
37 | $this->reader = $reader; | |
38 | $this->buffer = new RingBuffer($bufferSize); | |
39 | } | |
40 | ||
41 | /** | |
42 | * {@inheritdoc} | |
43 | */ | |
44 | public function read($path, $locale) | |
45 | { | |
46 | $hash = $path . '//' . $locale; | |
47 | ||
48 | if (!isset($this->buffer[$hash])) { | |
49 | $this->buffer[$hash] = $this->reader->read($path, $locale); | |
50 | } | |
51 | ||
52 | return $this->buffer[$hash]; | |
53 | } | |
54 | ||
55 | /** | |
56 | * {@inheritdoc} | |
57 | */ | |
58 | public function getLocales($path) | |
59 | { | |
60 | return $this->reader->getLocales($path); | |
61 | } | |
62 | } |