'Update this with a new set of paths to DAG definition files.
:param new_file_paths: list of paths to DAG definition files
:type new_file_paths: list[unicode]
:return: None'

def set_file_paths(self, new_file_paths):

    self._file_paths = new_file_paths
    self._file_path_queue = [x for x in self._file_path_queue if (x in new_file_paths)]
    filtered_processors = {}
    for (file_path, processor) in self._processors.items():
        if (file_path in new_file_paths):
            filtered_processors[file_path] = processor
        else:
            self.logger.warning(u'Stopping    processor    for    {}'.format(file_path))
            processor.stop()
    self._processors = filtered_processors
