This repository has been archived by the owner on Nov 27, 2023. It is now read-only.
/
RetryPolicyFilter.php
101 lines (92 loc) · 2.73 KB
/
RetryPolicyFilter.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
<?php
/**
* LICENSE: Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* PHP version 5
*
* @category Microsoft
*
* @author Azure PHP SDK <azurephpsdk@microsoft.com>
* @copyright 2012 Microsoft Corporation
* @license http://www.apache.org/licenses/LICENSE-2.0 Apache License 2.0
*
* @link https://github.com/windowsazure/azure-sdk-for-php
*/
namespace WindowsAzure\Common\Internal\Filters;
use WindowsAzure\Common\Internal\IServiceFilter;
/**
* Short description.
*
* @category Microsoft
*
* @author Azure PHP SDK <azurephpsdk@microsoft.com>
* @copyright 2012 Microsoft Corporation
* @license http://www.apache.org/licenses/LICENSE-2.0 Apache License 2.0
*
* @version Release: 0.4.4_2016-08
*
* @link https://github.com/windowsazure/azure-sdk-for-php
*/
class RetryPolicyFilter implements IServiceFilter
{
/**
* @var RetryPolicy
*/
private $_retryPolicy;
/**
* Initializes new object from RetryPolicyFilter.
*
* @param RetryPolicy $retryPolicy The retry policy object.
*/
public function __construct($retryPolicy)
{
$this->_retryPolicy = $retryPolicy;
}
/**
* Handles the request before sending.
*
* @param \HTTP_Request2 $request The HTTP request.
*
* @return \HTTP_Request2
*/
public function handleRequest($request)
{
return $request;
}
/**
* Handles the response after sending.
*
* @param \HTTP_Request2 $request The HTTP request.
* @param \HTTP_Request2_Response $response The HTTP response.
*
* @return \HTTP_Request2_Response
*/
public function handleResponse($request, $response)
{
for ($retryCount = 0;; ++$retryCount) {
$shouldRetry = $this->_retryPolicy->shouldRetry(
$retryCount,
$response
);
if (!$shouldRetry) {
return $response;
}
// Backoff for some time according to retry policy
$backoffTime = $this->_retryPolicy->calculateBackoff(
$retryCount,
$response
);
sleep($backoffTime * 0.001);
$response = $request->send(array());
}
}
}