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RetryPolicy.php
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RetryPolicy.php
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<?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;
/**
* The retry policy abstract class.
*
* @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
*/
abstract class RetryPolicy
{
const DEFAULT_CLIENT_BACKOFF = 30000;
const DEFAULT_CLIENT_RETRY_COUNT = 3;
const DEFAULT_MAX_BACKOFF = 90000;
const DEFAULT_MIN_BACKOFF = 300;
/**
* Indicates if there should be a retry or not.
*
* @param int $retryCount The retry count.
* @param \HTTP_Request2_Response $response The HTTP response object.
*
* @return bool
*/
abstract public function shouldRetry($retryCount, $response);
/**
* Calculates the backoff for the retry policy.
*
* @param int $retryCount The retry count.
* @param \HTTP_Request2_Response $response The HTTP response object.
*
* @return int
*/
abstract public function calculateBackoff($retryCount, $response);
}