Examples with ReferenceResolution org.hl7.fhir.utilities.graphql.IGraphQLStorageServices.ReferenceResolution used on opensource projects

Example 11 with ReferenceResolution

use of org.hl7.fhir.utilities.graphql.IGraphQLStorageServices.ReferenceResolution in project org.hl7.fhir.core by hapifhir.

the class GraphQLEngine method processCanonicalReference.

private void processCanonicalReference(Resource context, Base source, Field field, ObjectValue target, boolean inheritedList, String suffix) throws EGraphQLException, FHIRException {
    if (!(source instanceof CanonicalType))
        throw new EGraphQLException("Not done yet");
    if (services == null)
        throw new EGraphQLException("Resource Referencing services not provided");
    Reference ref = new Reference(source.primitiveValue());
    ReferenceResolution res = services.lookup(appInfo, context, ref);
    if (res != null) {
        if (targetTypeOk(field.getArguments(), res.getTarget())) {
            Argument arg = target.addField(field.getAlias() + suffix, listStatus(field, inheritedList));
            ObjectValue obj = new ObjectValue();
            arg.addValue(obj);
            processObject((Resource) res.getTargetContext(), (Base) res.getTarget(), obj, field.getSelectionSet(), inheritedList, suffix);
        }
    } else if (!hasArgument(field.getArguments(), "optional", "true"))
        throw new EGraphQLException("Unable to resolve reference to " + ref.getReference());
}