@Override
public ValueSetExpansionComponent expandVS(ConceptSetComponent inc, boolean heirachical)
throws TerminologyServiceException {
ValueSet vs = new ValueSet();
vs.setCompose(new ValueSetComposeComponent());
vs.getCompose().getInclude().add(inc);
ValueSetExpansionOutcome vse = expandVS(vs, true, heirachical);
ValueSet valueset = vse.getValueset();
if (valueset == null)
throw new TerminologyServiceException("Error Expanding ValueSet: " + vse.getError());
return valueset.getExpansion();
}
private String determineCacheId(ValueSet vs, boolean heirarchical) throws Exception {
// just the content logical definition is hashed
ValueSet vsid = new ValueSet();
vsid.setCompose(vs.getCompose());
JsonParser parser = new JsonParser();
parser.setOutputStyle(OutputStyle.NORMAL);
ByteArrayOutputStream b = new ByteArrayOutputStream();
parser.compose(b, vsid);
b.close();
String s = new String(b.toByteArray(), Charsets.UTF_8);
// any code systems we can find, we add these too.
for (ConceptSetComponent inc : vs.getCompose().getInclude()) {
CodeSystem cs = fetchCodeSystem(inc.getSystem());
if (cs != null) {
String css = cacheValue(cs);
s = s + css;
}
}
s = s + "-" + Boolean.toString(heirarchical);
String r = Integer.toString(s.hashCode());
// TextFile.stringToFile(s, Utilities.path(cache, r+".id.json"));
return r;
}