public function save($contents)
	{
		// store the current filename
        $file = $this->file;

        // save it
        $return = parent::save($contents);

        // existing file? saved? and do we need to flush the opcode cache?
        if ($file == $this->file and $return and static::$flush_needed)
        {
			if ($this->file[0] !== '/' and ( ! isset($this->file[1]) or $this->file[1] !== ':'))
			{
				// locate the file
				$file = \Finder::search('config', $this->file, $this->ext);
			}

			// make sure we have a fallback
			$file or $file = APPPATH.'config'.DS.$this->file.$this->ext;

			// flush the opcode caches that are active
			static::$uses_opcache and opcache_invalidate($file, true);
			static::$uses_apc and apc_compile_file($file);
		}

		return $return;
	}