def poke(self, context):
        """
        
        """
        sb = self.hook(self.hdfs_conn_id).get_conn()
        self.log.info(
            'Poking for %s to be a directory with files matching %s', self.filepath, self.regex.pattern
        )
        result = [f for f in sb.ls([self.filepath], include_toplevel=False) if
                  f['file_type'] == 'f' and
                  self.regex.match(f['path'].replace('%s/' % self.filepath, ''))]
        result = self.filter_for_ignored_ext(result, self.ignored_ext,
                                             self.ignore_copying)
        result = self.filter_for_filesize(result, self.file_size)
        return bool(result)