private String parseLinkTitle(){
  String title=match(LINK_TITLE);
  if (title != null) {
    return Escaping.unescapeString(title.substring(1,title.length() - 1));
  }
 else {
    return null;
  }
}

private String parseLinkTitle ( ) { String title = match ( LINK_TITLE ) ; if ( title != null ) { return Escaping . unescapeString ( title . substring ( 1 , title . length ( ) - 1 ) ) ; } else { return null ; } }
attempt to parse link title ( sans quotes ) , returning the string or null if no match .
