示例#1
0
 /**
  * Validate that the cache directory exists and is writable.
  *
  * @return boolean
  */
 protected static function validateCacheDir()
 {
     self::validateOpt('cacheDir');
     self::$_cacheDir = self::$_opt['cacheDir'];
     $isValid = self::validateDir(self::$_cacheDir);
     return $isValid;
 }