* Creates an instance of this File class and prepares it for usage
*
* @param $fileName Name of the index file
- * @param $blockInstance An instance of a CalculatableBlock class
+ * @param $blockInstance An instance of a Block class
* @return $fileInstance An instance of this File class
*/
- public final static function createIndexFile ($fileName, CalculatableBlock $blockInstance) {
+ public final static function createIndexFile ($fileName, Block $blockInstance) {
// Get a new instance
$fileInstance = new IndexFile();