/**
* Checks for the stop condition of this strategy
*
* @param WorkerEvent $event
* @return string
*/
public function onStopConditionCheck(WorkerEvent $event)
{
if ($this->interrupted) {
$event->exitWorkerLoop();
$this->state = sprintf("interrupt by an external signal on '%s'", $event->getName());
}
}
/**
* @param WorkerEvent $event
*/
public function onSomeListener($event)
{
$this->runCount++;
if ($this->maxRuns && $this->runCount >= $this->maxRuns) {
$event->exitWorkerLoop();
$this->state = sprintf('maximum of %s jobs processed', $this->runCount);
} else {
$this->state = sprintf('%s jobs processed', $this->runCount);
}
}
public function onStopConditionCheck(WorkerEvent $event)
{
$this->runCount++;
if ($this->maxRuns && $this->runCount >= $this->maxRuns) {
$event->exitWorkerLoop();
$this->state = sprintf('maximum of %s jobs processed', $this->runCount);
} else {
$this->state = sprintf('%s jobs processed', $this->runCount);
}
}
/**
* @param WorkerEvent $event
* @return void
*/
public function onStopConditionCheck(WorkerEvent $event)
{
// @see http://php.net/manual/en/features.gc.collecting-cycles.php
if (gc_enabled()) {
gc_collect_cycles();
}
$usage = memory_get_usage();
if ($this->maxMemory && $usage > $this->maxMemory) {
$event->exitWorkerLoop();
$this->state = sprintf("memory threshold of %s exceeded (usage: %s)", $this->humanFormat($this->maxMemory), $this->humanFormat($usage));
} else {
$this->state = sprintf('%s memory usage', $this->humanFormat($usage));
}
}
/**
* @param WorkerEvent $event
* @return void
*/
public function onStopConditionCheck(WorkerEvent $event)
{
if ($event->getName() == WorkerEvent::EVENT_PROCESS_IDLE) {
if ($this->previousIdlingTime + $this->idleThrottleTime > microtime(true)) {
return;
} else {
$this->previousIdlingTime = microtime(true);
}
}
if (!count($this->files)) {
$this->constructFileList();
$this->state = sprintf("watching %s files for modifications", count($this->files));
}
foreach ($this->files as $checksum => $file) {
if (!file_exists($file) || !is_readable($file) || (string) $checksum !== hash_file('crc32', $file)) {
$event->exitWorkerLoop();
$this->state = sprintf("file modification detected for '%s'", $file);
}
}
}
/**
* Callback facilitating the worker loop
*
* @param WorkerEvent $e
*/
public function callbackProcessQueueSetOptionsOnWorkerEvent(WorkerEvent $e)
{
$e->exitWorkerLoop();
$this->eventOptions = $e->getOptions();
}