@Override
  public GrMembersDeclaration @NotNull [] getMemberDeclarations() {
    GrTypeDefinitionBody body = getBody();
    if (body == null) return GrMembersDeclaration.EMPTY_ARRAY;
    return body.getMemberDeclarations();
  }
@Override
  public GrMembersDeclaration @NotNull [] getMemberDeclarations()