private Request executeRequest(
final AsyncCallback<DMRResponse> resultCallback, final ModelNode operation) {
if (idCounter == Long.MAX_VALUE) {
idCounter = 0;
}
Request request = null;
try {
final String id = String.valueOf(idCounter++);
trace(Type.BEGIN, id, operation);
final RequestBuilder requestBuilder = chooseRequestBuilder(operation);
trace(Type.SERIALIZED, id, operation);
final RequestCallback requestCallback =
new RequestCallback() {
@Override
public void onResponseReceived(Request request, Response response) {
trace(Type.RECEIVE, id, operation);
int statusCode = response.getStatusCode();
if (200 == statusCode) {
resultCallback.onSuccess(
new DMRResponse(
requestBuilder.getHTTPMethod(),
response.getText(),
response.getHeader(HEADER_CONTENT_TYPE)));
} else if (401 == statusCode || 0 == statusCode) {
resultCallback.onFailure(new DispatchError("Authentication required.", statusCode));
} else if (403 == statusCode) {
resultCallback.onFailure(new DispatchError("Authentication required.", statusCode));
} else if (307 == statusCode) {
String location = response.getHeader("Location");
Log.error("Redirect '" + location + "'. Could not execute " + operation.toString());
redirect(location);
} else if (503 == statusCode) {
resultCallback.onFailure(
new DispatchError(
"Service temporarily unavailable. Is the server still booting?",
statusCode));
} else {
StringBuilder sb = new StringBuilder();
sb.append("Unexpected HTTP response").append(": ").append(statusCode);
sb.append("\n\n");
sb.append("Request\n");
sb.append(operation.toString());
sb.append("\n\nResponse\n\n");
sb.append(response.getStatusText()).append("\n");
String payload =
response.getText().equals("")
? "No details"
: ModelNode.fromBase64(response.getText()).toString();
sb.append(payload);
resultCallback.onFailure(new DispatchError(sb.toString(), statusCode));
}
trace(Type.END, id, operation);
}
@Override
public void onError(Request request, Throwable e) {
trace(Type.RECEIVE, id, operation);
resultCallback.onFailure(e);
trace(Type.END, id, operation);
}
};
requestBuilder.setCallback(requestCallback);
request = requestBuilder.send();
trace(Type.SEND, id, operation);
} catch (RequestException e) {
resultCallback.onFailure(e);
}
return request;
}
