@Override
  @NotNull
  public String buildErrorString(Object... infos) {
    final PsiClass aClass = (PsiClass)infos[0];
    final String className = aClass.getName();
    return InspectionGadgetsBundle.message("string.concatenation.inside.string.buffer.append.problem.descriptor", className);
  }
@Override
  @NotNull
  public String buildErrorString(Object... infos)