private function getLL()
    {
        if ($this->ll === null) {
            $this->ll = $GLOBALS['LANG']->includeLLFile(
                $this->getExtPath() . 'Resources/Private/Language/' . $this->langFile,
                false
            );
        }

        return $this->ll;
    }
private function getLL()
    {
        if ($this->ll === null) {
            $this->ll = $GLOBALS['LANG']->includeLLFile(
                $this->getExtPath() . 'Resources/Private/Language/' . $this->langFile,
                false
            );
        }

        return $this->ll;
    }
private function getLL ( ) { if ( $ this -> ll === null ) { $ this -> ll = $ GLOBALS [ 'LANG' ] -> includeLLFile ( $ this -> getExtPath ( ) . 'Resources/Private/Language/' . $ this -> langFile , false ) ; } return $ this -> ll ; }
Load the the plugin language file, and return its contents.

Loads the file:

Resources/Private/Language/locallang.xlf

@return  array
Load the the plugin language file and return its contents .