use Org\Mxchange\CoreFramework\Bootstrap\FrameworkBootstrap;
use Org\Mxchange\CoreFramework\Factory\ObjectFactory;
use Org\Mxchange\CoreFramework\Handler\BaseHandler;
-use Org\Mxchange\CoreFramework\Lists\Listable;
use Org\Mxchange\CoreFramework\Registry\Registerable;
use Org\Mxchange\CoreFramework\Task\Taskable;
+use Org\Mxchange\CoreFramework\Traits\Iterator\IteratorTrait;
+use Org\Mxchange\CoreFramework\Traits\Lists\ListableTrait;
+use Org\Mxchange\CoreFramework\Traits\Visitor\VisitorTrait;
use Org\Mxchange\CoreFramework\Visitor\Visitable;
-use Org\Mxchange\CoreFramework\Visitor\Visitor;
/**
* A Task handler
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
class TaskHandler extends BaseHandler implements Registerable, HandleableTask {
+ // Load traits
+ use IteratorTrait;
+ use ListableTrait;
+ use VisitorTrait;
+
// Exception constants
const EXCEPTION_TASK_IS_INVALID = 0xb00;
- /**
- * Visitor handler instance
- */
- private $visitorInstance = NULL;
-
- /**
- * Instance of the list
- */
- private $listInstance = NULL;
-
/**
* Protected constructor
*
return $handlerInstance;
}
- /**
- * Setter for visitor instance
- *
- * @param $visitorInstance An instance of a Visitor class
- * @return void
- */
- protected final function setVisitorInstance (Visitor $visitorInstance) {
- $this->visitorInstance = $visitorInstance;
- }
-
- /**
- * Getter for visitor instance
- *
- * @return $visitorInstance An instance of a Visitor class
- */
- protected final function getVisitorInstance () {
- return $this->visitorInstance;
- }
-
- /**
- * Setter for the list instance
- *
- * @param $listInstance A list of Listable
- * @return void
- */
- protected final function setListInstance (Listable $listInstance) {
- $this->listInstance = $listInstance;
- }
-
- /**
- * Getter for the list instance
- *
- * @return $listInstance A list of Listable
- */
- protected final function getListInstance () {
- return $this->listInstance;
- }
-
/**
* Tries to execute the given task. If as task should not be started (yet)
* or the interval time (see task_interval_delay) is not yet reached the
if (!$this->getListInstance()->getIterator()->valid()) {
// Not valid!
throw new InvalidTaskException($this, self::EXCEPTION_TASK_IS_INVALID);
- } // END - if
+ }
// Get current task
$currentTask = $this->getListInstance()->getIterator()->current();
// Skip this silently
//* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('TASK-HANDLER: Task ' . $currentTask['id'] . ' not started: diff=' . $diff . ',task_startup_delay=' . $currentTask['task_startup_delay']);
return;
- } // END - if
+ }
// Launch the task and mark it as updated
$currentTask['task_started'] = true;
// Debug message
self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('TASK-HANDLER: Task ' . $currentTask['id'] . ' started with startup_delay=' . $currentTask['task_startup_delay'] . 'ms');
- } // END - if
+ }
// Get time difference from interval delay
$diff = ($this->getMilliTime() - $currentTask['task_last_activity']) * 1000;
if ($updateTask === true) {
// Update the task before leaving
$this->updateTask($currentTask);
- } // END - if
+ }
// Skip this silently
return;
- } // END - if
+ }
// Set last activity
$currentTask['task_last_activity'] = $this->getMilliTime();
// Abort here
break;
- } // END - if
- } // END - foreach
+ }
+ }
// Return found name
return $taskName;
* Registers a task with a task handler.
*
* @param $taskName A task name to register the task on
- * @param $taskInstance The instance that should be registered as a task
+ * @param $taskInstance An instance of a Taskable class
* @return void
*/
- public function registerTask ($taskName, Visitable $taskInstance) {
+ public function registerTask (string $taskName, Taskable $taskInstance) {
// Get interval delay
$intervalDelay = FrameworkBootstrap::getConfigurationInstance()->getConfigEntry('task_' . $taskName . '_interval_delay');
$startupDelay = FrameworkBootstrap::getConfigurationInstance()->getConfigEntry('task_' . $taskName . '_startup_delay');
assert(($taskName === 'idle_loop') || (($taskName != 'idle_loop') && ($startupDelay > 0)));
// Create the entry
- $taskEntry = array(
+ $taskEntry = [
// Identifier for the generateHash() method
'id' => $taskName,
// Whether the task is started
'task_interval_delay' => $intervalDelay,
// How often should this task run?
'task_max_runs' => FrameworkBootstrap::getConfigurationInstance()->getConfigEntry('task_' . $taskName . '_max_runs'),
- );
+ ];
// Add the entry
$this->getListInstance()->addEntry('tasks', $taskEntry);
if (!$this->getListInstance()->getIterator()->valid()) {
// Rewind to the beginning for next loop
$this->getListInstance()->getIterator()->rewind();
- } // END - if
+ }
// Try to execute the task
$this->executeCurrentTask();
self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('TASK-HANDLER: Shutting down all ' . $this->getListInstance()->count() . ' tasks...');
// Remember all tasks that has been shutdown for removal
- $tasks = array();
+ $tasks = [];
// Instance a visitor
$this->setVisitorInstance(ObjectFactory::createObjectByConfiguredName('shutdown_task_visitor_class'));
// Advance to next one
$this->getListInstance()->getIterator()->next();
- } // END - while
+ }
// Debug message
self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('TASK-HANDLER: Shutdown of all tasks completed.');
// Remove all tasks
foreach ($tasks as $entry) {
$this->unregisterTask($entry);
- } // END - foreach
+ }
}
}