;     this.localPart    = (localPart == null)                         ? emptyString                         : localPart.intern();     this.prefix       = emptyString;   }    /**    * Constructor for the QName.    *    * @param namespaceURI Namespace URI for the QName    * @param localPart Local part of the QName.    */   public QName(String namespaceURI, String localPart)   {     this.namespaceURI = (namespaceURI == null)                         ? emptyString                         : namespaceURI.intern();     this.localPart    = (localPart == null)                         ? emptyString                         : localPart.intern();     this.prefix       = emptyString;   }    /**    * Constructor for the QName.    *    * @param namespaceURI Namespace URI for the QName    * @param localPart Local part of the QName.    *