Viewing file:  JobConfig.php (3.07 KB) -rw-r--r--
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<?php
/**
* Copyright 2017 Google Inc. 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.
* 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\Batch;
/**
* Hold configurations for the {@see \Google\Cloud\Core\Batch\BatchRunner}.
*
* @experimental The experimental flag means that while we believe this method
* or class is ready for use, it may change before release in backwards-
* incompatible ways. Please use with caution, and test thoroughly when
* upgrading.
*/
class JobConfig
{
/**
* @var array Associative array of JobInterface instances keyed by
* identifier.
*/
private $jobs = [];
/**
* @var array[string]int Associative array of job identifier to job id.
*/
private $identifierToId = [];
/**
* @var array[int]string Associative array of job id to job identifier.
*/
private $idToIdentifier = [];
/**
* Get the job with the given identifier.
*
* @param string $identifier Unique identifier of the job.
*
* @return JobInterface|null
*/
public function getJobFromId($identifier)
{
return array_key_exists($identifier, $this->identifierToId)
? $this->jobs[$identifier]
: null;
}
/**
* Get the job with the given numeric id.
*
* @param int $idNum A numeric id of the job.
*
* @return JobInterface|null
*/
public function getJobFromIdNum($idNum)
{
return array_key_exists($idNum, $this->idToIdentifier)
? $this->jobs[$this->idToIdentifier[$idNum]]
: null;
}
/**
* Register a job for executing in batch.
*
* @param string $identifier Unique identifier of the job.
* @param callable $callback Callback that accepts the job $idNum
* and returns a JobInterface instance.
* @return void
*/
public function registerJob($identifier, $callback)
{
if (array_key_exists($identifier, $this->identifierToId)) {
$idNum = $this->identifierToId[$identifier];
} else {
$idNum = count($this->identifierToId) + 1;
$this->idToIdentifier[$idNum] = $identifier;
}
$this->jobs[$identifier] = call_user_func(
$callback,
$idNum
);
$this->identifierToId[$identifier] = $idNum;
}
/**
* Get all the jobs indexed by the job's identifier.
*
* @return array Associative array of JobInterface instances keyed by a
* string identifier.
*/
public function getJobs()
{
return $this->jobs;
}
}
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