FallbackNodeProvider.php — ShareThis Dashboard for Google Analytics trunk

googleanalytics / lib / analytics-admin / vendor / ramsey / uuid / src / Provider / Node / FallbackNodeProvider.php

googleanalytics / lib / analytics-admin / vendor / ramsey / uuid / src / Provider / Node Last commit date

FallbackNodeProvider.php

61 lines

1	<?php
2
3	/**
4	* This file is part of the ramsey/uuid library
5	*
6	* For the full copyright and license information, please view the LICENSE
7	* file that was distributed with this source code.
8	*
9	* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
10	* @license http://opensource.org/licenses/MIT MIT
11	*/
12
13	declare(strict_types=1);
14
15	namespace Ramsey\Uuid\Provider\Node;
16
17	use Ramsey\Uuid\Exception\NodeException;
18	use Ramsey\Uuid\Provider\NodeProviderInterface;
19	use Ramsey\Uuid\Type\Hexadecimal;
20
21	/**
22	* FallbackNodeProvider retrieves the system node ID by stepping through a list
23	* of providers until a node ID can be obtained
24	*/
25	class FallbackNodeProvider implements NodeProviderInterface
26	{
27	/**
28	* @var NodeProviderCollection
29	*/
30	private $nodeProviders;
31
32	/**
33	* @param NodeProviderCollection $providers Array of node providers
34	*/
35	public function __construct(NodeProviderCollection $providers)
36	{
37	$this->nodeProviders = $providers;
38	}
39
40	public function getNode(): Hexadecimal
41	{
42	$lastProviderException = null;
43
44	foreach ($this->nodeProviders as $provider) {
45	try {
46	return $provider->getNode();
47	} catch (NodeException $exception) {
48	$lastProviderException = $exception;
49
50	continue;
51	}
52	}
53
54	throw new NodeException(
55	'Unable to find a suitable node provider',
56	0,
57	$lastProviderException
58	);
59	}
60	}
61