/**
* Calls the API with the given parameters and returns a response.
*
* @param url API url to call
* @param queryParams A String array with the query parameters
* @param headers A String Array with the headers
* @return The response of the service call
*/
private WS.Response callApi(
final String url, final String[] queryParams, final String[] headers) {
WSRequestHolder result = WS.url(SERVER_URL + url);
if (queryParams != null)
for (int i = 0; i + 1 < queryParams.length; i += 2) {
result.setQueryParameter(queryParams[i], queryParams[i + 1]);
}
if (headers != null)
for (int i = 0; i + 1 < headers.length; i += 2) {
result.setHeader(headers[i], headers[i + 1]);
}
return result.get().get(10000);
}
public static Promise<Response> createCacheableUrlFetchPromise(
String getUrl, Map<String, String> getParams) {
final String key =
"http-cache-" + getUrl + ":" + new TreeMap<String, String>(getParams).toString();
final Response cached = (Response) Cache.get(key);
if (cached == null) {
WSRequestHolder holder = WS.url(getUrl);
for (String k : getParams.keySet()) holder.setQueryParameter(k, getParams.get(k));
Promise<Response> promise = holder.get();
return promise.map(
new Function<Response, Response>() {
@Override
public Response apply(Response res) throws Throwable {
Cache.set(key, res);
synchronized (cachedSet) {
cachedSet.insert(key);
}
return res;
}
});
} else {
return Promise.pure(cached);
}
}
