Neos\Flow\Monitor\ChangeDetectionStrategy\ChangeDetectionStrategyInterface::getFileStatus PHP Метод

    public function getFileStatus($pathAndFilename);

 /**
  * Detects changes in the given list of files and emits signals if necessary.
  *
  * @param array $pathAndFilenames A list of full path and filenames of files to check
  * @return array An array of changed files (key = path and filenmae) and their status (value)
  */
 protected function detectChangedFiles(array $pathAndFilenames)
 {
     $changedFiles = [];
     foreach ($pathAndFilenames as $pathAndFilename) {
         $status = $this->changeDetectionStrategy->getFileStatus($pathAndFilename);
         if ($status !== ChangeDetectionStrategyInterface::STATUS_UNCHANGED) {
             $changedFiles[$pathAndFilename] = $status;
         }
     }
     return $changedFiles;
 }