@Override
public void compose(Element e, OutputStream stream, OutputStyle style, String base)
throws Exception {
this.base = base;
OutputStreamWriter osw = new OutputStreamWriter(stream, "UTF-8");
if (style == OutputStyle.CANONICAL) json = new JsonCreatorCanonical(osw);
else json = new JsonCreatorGson(osw);
json.setIndent(style == OutputStyle.PRETTY ? " " : "");
json.beginObject();
prop("@type", "fhir:" + e.getType());
prop("@context", jsonLDBase + "fhir.jsonld");
prop("role", "fhir:treeRoot");
String id = e.getChildValue("id");
if (base != null && id != null) {
if (base.endsWith("#")) prop("@id", base + e.getType() + "-" + id + ">");
else prop("@id", Utilities.pathReverse(base, e.getType(), id));
}
Set<String> done = new HashSet<String>();
for (Element child : e.getChildren()) {
compose(e.getName(), e, done, child);
}
json.endObject();
json.finish();
osw.flush();
}
private void decorateReference(Element element) throws IOException {
String ref = element.getChildValue("reference");
if (ref != null && (ref.startsWith("http://") || ref.startsWith("https://"))) {
json.name("link");
json.value(ref);
} else if (base != null && ref != null && ref.contains("/")) {
json.name("link");
json.value(Utilities.pathReverse(base, ref));
}
}