@Nullable
  private static NullabilityAnnotationInfo getTypeOwnNullability(PsiType eachType) {
    for (PsiAnnotation annotation : eachType.getAnnotations()) {
      String qualifiedName = annotation.getQualifiedName();
      NullableNotNullManager nnn = NullableNotNullManager.getInstance(annotation.getProject());
      Optional<Nullability> optionalNullability = nnn.getAnnotationNullability(qualifiedName);
      if (optionalNullability.isPresent()) {
        Nullability nullability = optionalNullability.get();
        if (nullability == Nullability.NULLABLE && shouldIgnoreAnnotation(annotation)) continue;
        return new NullabilityAnnotationInfo(annotation, nullability, false);
      }
    }
    if (eachType instanceof PsiClassType) {
      PsiElement context = ((PsiClassType)eachType).getPsiContext();
      if (context != null) {
        return NullableNotNullManager.getInstance(context.getProject()).findDefaultTypeUseNullability(context);
      }
    }
    return null;
  }
@Nullable
  private static NullabilityAnnotationInfo getTypeOwnNullability(PsiType eachType)