mirror of https://github.com/adlawson/php-vfs.git
74 lines
1.6 KiB
PHP
74 lines
1.6 KiB
PHP
<?php
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/*
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* This file is part of VFS
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*
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* Copyright (c) 2015 Andrew Lawson <http://adlawson.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Vfs;
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use Vfs\Exception\RegisteredSchemeException;
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use Vfs\Exception\UnregisteredSchemeException;
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class FileSystemRegistry implements RegistryInterface
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{
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protected static $instance;
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protected $registered = [];
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/**
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* @param FileSystemRegistry[] $fss
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*/
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public function __construct(array $fss = [])
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{
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foreach ($fss as $name => $fs) {
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$this->add($name, $fs);
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}
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}
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/**
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* @return FileSystemRegistry
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*/
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public static function getInstance()
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{
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if (!self::$instance) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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public function add($scheme, FileSystemInterface $fs)
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{
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if ($this->has($scheme)) {
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throw new RegisteredSchemeException($scheme);
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}
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$this->registered[$scheme] = $fs;
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}
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public function get($scheme)
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{
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if (!$this->has($scheme)) {
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throw new UnregisteredSchemeException($scheme);
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}
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return $this->registered[$scheme];
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}
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public function has($scheme)
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{
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return isset($this->registered[$scheme]);
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}
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public function remove($scheme)
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{
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if (!$this->has($scheme)) {
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throw new UnregisteredSchemeException($scheme);
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}
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unset($this->registered[$scheme]);
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}
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}
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