public function getFileManager()
    {
        if ($this->file_manager_instance === null) {
            $this->file_manager_instance = new FileManager($this);
        }

        return $this->file_manager_instance;
    }
public function getFileManager()
    {
        if ($this->file_manager_instance === null) {
            $this->file_manager_instance = new FileManager($this);
        }

        return $this->file_manager_instance;
    }
public function getFileManager ( ) { if ( $ this -> file_manager_instance === null ) { $ this -> file_manager_instance = new FileManager ( $ this ) ; } return $ this -> file_manager_instance ; }
Get the file manager instance.

@return FileManager
Get the file manager instance .