<?php
/**
* Copyright 2017 Google Inc.
*
* 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.
*/
namespace Google\Cloud\Core\Lock;
use Symfony\Component\Lock\LockInterface as SymfonyLockInterface;
/**
* Symfony lock component adapter.
*/
class SymfonyLockAdapter implements LockInterface
{
use LockTrait;
/**
* @var SymfonyLockInterface
*/
private $lock;
/**
* @param SymfonyLockInterface $lock
*/
public function __construct(SymfonyLockInterface $lock)
{
$this->lock = $lock;
}
/**
* Acquires a lock that will block until released.
*
* @param array $options [optional] {
* Configuration options.
*
* @type bool $blocking Whether the process should block while waiting
* to acquire the lock. **Defaults to** true.
* }
* @return bool
* @throws \RuntimeException If the lock fails to be acquired.
*/
public function acquire(array $options = [])
{
$options += [
'blocking' => true
];
try {
return $this->lock->acquire($options['blocking']);
} catch (\Exception $ex) {
throw new \RuntimeException(
sprintf(
'Acquiring the lock failed with the following message: %s',
$ex->getMessage()
),
0,
$ex
);
}
}
/**
* Releases the lock.
*
* @throws \RuntimeException
*/
public function release()
{
try {
$this->lock->release();
} catch (\Exception $ex) {
throw new \RuntimeException(
sprintf(
'Releasing the lock failed with the following message: %s',
$ex->getMessage()
),
0,
$ex
);
}
}
}