@Override
public State retrieveState(String id, String activityId, Agent agent, UUID registration)
throws Exception {
HashMap<String, String> params = new HashMap<String, String>();
params.put("stateId", id);
params.put("activityId", activityId);
params.put("agent", agent.toJSON(this.getVersion(), this.usePrettyJSON()));
if (registration != null) {
params.put("registration", registration.toString());
}
String queryString = "?";
Boolean first = true;
for (Map.Entry<String, String> parameter : params.entrySet()) {
queryString +=
(first ? "" : "&")
+ URLEncoder.encode(parameter.getKey(), "UTF-8")
+ "="
+ URLEncoder.encode(parameter.getValue(), "UTF-8").replace("+", "%20");
first = false;
}
HTTPRequest request = new HTTPRequest();
request.setURL(this.getEndpoint() + "activities/state" + queryString);
HTTPResponse response = this.sendRequest(request);
int status = response.getStatus();
if (status == 200) {
return new State(id, response.getContentBytes(), activityId, agent, registration);
} else if (status == 404) {
return null;
}
throw new UnexpectedHTTPResponse(response);
}
@Override
public LRSResponse clearState(Activity activity, Agent agent, UUID registration) {
HashMap<String, String> queryParams = new HashMap<String, String>();
queryParams.put("activityId", activity.getId().toString());
queryParams.put("agent", agent.toJSON(this.getVersion(), this.usePrettyJSON()));
if (registration != null) {
queryParams.put("registration", registration.toString());
}
return deleteDocument("activities/state", queryParams);
}
@Override
public ProfileKeysLRSResponse retrieveStateIds(
Activity activity, Agent agent, UUID registration) {
HashMap<String, String> queryParams = new HashMap<String, String>();
queryParams.put("activityId", activity.getId().toString());
queryParams.put("agent", agent.toJSON(this.getVersion(), this.usePrettyJSON()));
if (registration != null) {
queryParams.put("registration", registration.toString());
}
return getProfileKeys("activities/state", queryParams);
}
@Override
public void saveState(State state, String activityId, Agent agent, UUID registration)
throws Exception {
HashMap<String, String> params = new HashMap<String, String>();
params.put("stateId", state.getId());
params.put("activityId", activityId);
params.put("agent", agent.toJSON(this.getVersion(), this.usePrettyJSON()));
if (registration != null) {
params.put("registration", registration.toString());
}
String queryString = "?";
Boolean first = true;
for (Map.Entry<String, String> parameter : params.entrySet()) {
queryString +=
(first ? "" : "&")
+ URLEncoder.encode(parameter.getKey(), "UTF-8")
+ "="
+ URLEncoder.encode(parameter.getValue(), "UTF-8").replace("+", "%20");
first = false;
}
HTTPRequest request = new HTTPRequest();
request.setMethod(HttpMethods.PUT);
request.setURL(this.getEndpoint() + "activities/state" + queryString);
request.setRequestContent(new ByteArrayBuffer(state.getContents()));
// TODO: need to set the 'updated' property based on header
HTTPResponse response = this.sendRequest(request);
int status = response.getStatus();
if (status == 204) {
return;
}
throw new UnexpectedHTTPResponse(response);
}