public Set<String> getBrandNamesByNameAndUnii(String name, String unii) throws IOException {
UriComponentsBuilder builder =
UriComponentsBuilder.fromHttpUrl(this.fdaDrugLabelUrl)
.queryParam(
"search",
"(openfda.unii:"
+ fixTerm.makeFdaSafe(unii)
+ ")+AND+(openfda.brand_name:"
+ fixTerm.makeFdaReady(fixTerm.makeFdaSafe(name))
+ ")")
.queryParam("count", "openfda.brand_name.exact");
this.apiKey.addToUriComponentsBuilder(builder);
try {
String result = rest.getForObject(builder.build().toUri(), String.class);
FieldFinder finder = new FieldFinder("term");
return finder.find(result);
} catch (HttpClientErrorException notFound) {
if (notFound.getStatusCode() == HttpStatus.NOT_FOUND) {
// server reported 404, handle it by returning no results
log.warn("No brand name data found for search by name: " + name + " and unii " + unii);
return Collections.emptySet();
}
throw notFound;
}
}
public String getGenericNameByRxcui(Long rxcui) throws IOException {
if (rxcui == null) {
return "";
}
UriComponentsBuilder builder =
UriComponentsBuilder.fromHttpUrl(this.nlmRxnavUrl + "/" + rxcui + "/allProperties.json")
.queryParam("prop", "names");
String result = rest.getForObject(builder.build().toUri(), String.class);
FieldFinder finder = new FieldFinder("propValue");
Set<String> generics = finder.find(result);
if (generics.isEmpty()) {
return "";
} else {
return generics.iterator().next();
}
}
public Long getRxcuiByUnii(String unii) throws IOException {
UriComponentsBuilder builder =
UriComponentsBuilder.fromHttpUrl(this.nlmRxnavUrl + ".json")
.queryParam("idtype", "UNII_CODE")
.queryParam("id", URLEncoder.encode(unii, StandardCharsets.UTF_8.name()));
String result = rest.getForObject(builder.build().toUri(), String.class);
FieldFinder finder = new FieldFinder("rxnormId");
for (String id : finder.find(result)) {
try {
return Long.parseLong(id);
} catch (NumberFormatException nfe) {
// ignore invalid ids
log.warn("Got invalid rxnormId from Rxnav query on unii" + unii);
}
}
return null;
}
@RequestMapping("/autocomplete")
// TODO - Move this to the client side.
public String autocomplete(@RequestParam(value = "name", defaultValue = "") String name)
throws IOException {
if (name == null) {
name = "";
}
String result = "[{\"value\":\"" + name + "\"}]";
if (name.length() >= 2) {
ObjectMapper mapper = new ObjectMapper();
String query = this.nlmDailymedAutocompleteUrl + "?key=search&returntype=json&term=" + name;
JsonNode node = mapper.readTree(rest.getForObject(query, String.class));
AutocompleteFilter myFilter = new AutocompleteFilter();
List<String> values = myFilter.filter(node);
result = mapper.writeValueAsString(values);
}
return result;
}