| protected _readTimestamp ( ) : array | ||
| return | array | An array of timestamps for build files. |
protected function _readTimestamp()
{
$data = array();
if (empty($data) && file_exists($this->path . static::BUILD_TIME_FILE)) {
$data = file_get_contents($this->path . static::BUILD_TIME_FILE);
if ($data) {
$data = unserialize($data);
}
}
return $data;
}