public CodeReader createCodeReaderForTranslationUnit(ITranslationUnit tu) {
   return new CodeReader(tu.getResource().getLocation().toOSString(), tu.getContents());
 }
 public CodeReader createCodeReaderForTranslationUnit(ITranslationUnit tu) {
   return new CodeReader(tu.getPath().toOSString(), tu.getContents());
 }