Examples with XVerExtensionManager org.hl7.fhir.r4b.utils.XVerExtensionManager used on opensource projects

Example 6 with XVerExtensionManager

use of org.hl7.fhir.r4b.utils.XVerExtensionManager in project org.hl7.fhir.core by hapifhir.

the class ProfileDrivenRenderer method splitExtensions.

private List<PropertyWrapper> splitExtensions(StructureDefinition profile, List<PropertyWrapper> children) throws UnsupportedEncodingException, IOException, FHIRException {
    List<PropertyWrapper> results = new ArrayList<PropertyWrapper>();
    Map<String, PropertyWrapper> map = new HashMap<String, PropertyWrapper>();
    for (PropertyWrapper p : children) if (p.getName().equals("extension") || p.getName().equals("modifierExtension")) {
        // we're going to split these up, and create a property for each url
        if (p.hasValues()) {
            for (BaseWrapper v : p.getValues()) {
                Extension ex = (Extension) v.getBase();
                String url = ex.getUrl();
                StructureDefinition ed = getContext().getWorker().fetchResource(StructureDefinition.class, url);
                if (ed == null) {
                    if (xverManager == null) {
                        xverManager = new XVerExtensionManager(context.getWorker());
                    }
                    if (xverManager.matchingUrl(url) && xverManager.status(url) == XVerExtensionStatus.Valid) {
                        ed = xverManager.makeDefinition(url);
                        getContext().getWorker().generateSnapshot(ed);
                        getContext().getWorker().cacheResource(ed);
                    }
                }
                if (p.getName().equals("modifierExtension") && ed == null) {
                    throw new DefinitionException("Unknown modifier extension " + url);
                }
                PropertyWrapper pe = map.get(p.getName() + "[" + url + "]");
                if (pe == null) {
                    if (ed == null) {
                        if (url.startsWith("http://hl7.org/fhir") && !url.startsWith("http://hl7.org/fhir/us")) {
                            throw new DefinitionException("unknown extension " + url);
                        }
                        // System.out.println("unknown extension "+url);
                        pe = new PropertyWrapperDirect(this.context, new Property(p.getName() + "[" + url + "]", p.getTypeCode(), p.getDefinition(), p.getMinCardinality(), p.getMaxCardinality(), ex), null);
                    } else {
                        ElementDefinition def = ed.getSnapshot().getElement().get(0);
                        pe = new PropertyWrapperDirect(this.context, new Property(p.getName() + "[" + url + "]", "Extension", def.getDefinition(), def.getMin(), def.getMax().equals("*") ? Integer.MAX_VALUE : Integer.parseInt(def.getMax()), ex), ed.getSnapshot().getElementFirstRep());
                        ((PropertyWrapperDirect) pe).getWrapped().setStructure(ed);
                    }
                    results.add(pe);
                } else
                    pe.getValues().add(v);
            }
        }
    } else
        results.add(p);
    return results;
}