ModelSource source = toSource(resolver.resolveModel(p));
                if (p.getDelegate() != parent) {
                    modified.set(p.getDelegate());
                }
                return source;
            } catch (UnresolvableModelException e) {

        private final Source source;

        SourceWrapper(Source source) {
            this.source = source;
        }

        @Override
        public InputStream getInputStream() throws IOException {
            return source.openStream();
        }

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

        @Override