@Override
      public String getErrorText(String inputString) {
        if (!inputString.isEmpty() && !PsiNameHelper.getInstance(project).isQualifiedName(inputString)) {
          return JavaErrorBundle.message("create.class.action.this.not.valid.java.qualified.name");
        }
        String shortName = StringUtil.getShortName(inputString);
        if (HighlightClassUtil.isRestrictedIdentifier(shortName, level)) {
          return JavaErrorBundle.message("restricted.identifier", shortName);
        }
        return null;
      }
@Override
      public String getErrorText(String inputString)