}

        @Override
        public String getLocation() {
            return source.getLocation();
        }

        @Override
        public ModelSource2 getRelatedSource(String relPath) {
            Source rel = source.resolve(relPath);
            return rel != null ? new SourceWrapper(rel) : null;
        }

        @Override
        public URI getLocationURI() {

        }

        @Override
        @Nullable
        public Source resolve(@Nonnull String relative) {
            if (modelSource instanceof ModelSource2 ms) {
                return toSource(ms.getRelatedSource(relative));
            } else {
                return null;
            }
        }

        @Override
        public boolean equals(Object o) {
            if (this == o) {