@Override
  @NotNull
  public String buildErrorString(Object... infos) {
    final PsiClass containingClass = (PsiClass)infos[0];
    return containingClass.isInterface()
           ? InspectionGadgetsBundle.message("extends.annotation.interface.problem.descriptor", containingClass.getName())
           : InspectionGadgetsBundle.message("extends.annotation.problem.descriptor", containingClass.getName());
  }
@Override
  @NotNull
  public String buildErrorString(Object... infos)