83 lines
2.1 KiB
PHP
83 lines
2.1 KiB
PHP
|
<?php
|
||
|
|
/**
|
||
|
|
* Copyright 2010-2013 Amazon.com, Inc. or its affiliates. All Rights Reserved.
|
||
|
|
*
|
||
|
|
* Licensed under the Apache License, Version 2.0 (the "License").
|
||
|
|
* You may not use this file except in compliance with the License.
|
||
|
|
* A copy of the License is located at
|
||
|
|
*
|
||
|
|
* http://aws.amazon.com/apache2.0
|
||
|
|
*
|
||
|
|
* or in the "license" file accompanying this file. This file 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.
|
||
|
|
*/
|
||
|
|
|
||
|
|
namespace Aws\Common\Waiter;
|
||
|
|
|
||
|
|
use Aws\Common\Exception\InvalidArgumentException;
|
||
|
|
use Aws\Common\Exception\RuntimeException;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Callable wait implementation
|
||
|
|
*/
|
||
|
|
class CallableWaiter extends AbstractWaiter
|
||
|
|
{
|
||
|
|
/**
|
||
|
|
* @var callable Callable function
|
||
|
|
*/
|
||
|
|
protected $callable;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @var array Additional context for the callable function
|
||
|
|
*/
|
||
|
|
protected $context = array();
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Set the callable function to call in each wait attempt
|
||
|
|
*
|
||
|
|
* @param callable $callable Callable function
|
||
|
|
*
|
||
|
|
* @return self
|
||
|
|
* @throws InvalidArgumentException when the method is not callable
|
||
|
|
*/
|
||
|
|
public function setCallable($callable)
|
||
|
|
{
|
||
|
|
if (!is_callable($callable)) {
|
||
|
|
throw new InvalidArgumentException('Value is not callable');
|
||
|
|
}
|
||
|
|
|
||
|
|
$this->callable = $callable;
|
||
|
|
|
||
|
|
return $this;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Set additional context for the callable function. This data will be passed into the callable function as the
|
||
|
|
* second argument
|
||
|
|
*
|
||
|
|
* @param array $context Additional context
|
||
|
|
*
|
||
|
|
* @return self
|
||
|
|
*/
|
||
|
|
public function setContext(array $context)
|
||
|
|
{
|
||
|
|
$this->context = $context;
|
||
|
|
|
||
|
|
return $this;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* {@inheritdoc}
|
||
|
|
*/
|
||
|
|
public function doWait()
|
||
|
|
{
|
||
|
|
if (!$this->callable) {
|
||
|
|
throw new RuntimeException('No callable was specified for the wait method');
|
||
|
|
}
|
||
|
|
|
||
|
|
return call_user_func($this->callable, $this->attempts, $this->context);
|
||
|
|
}
|
||
|
|
}
|