if (consumer.getConsumerKey() == null || consumer.getConsumerSecret() == null) {
throw new OAuthExpectationFailedException("Consumer key or secret not set");
}
HttpRequest request = null;
HttpResponse response = null;
try {
request = createRequest(endpointUrl);
for (String header : defaultHeaders.keySet()) {
request.setHeader(header, defaultHeaders.get(header));
}
if (customOAuthParams != null && !customOAuthParams.isEmpty()) {
consumer.setAdditionalParameters(customOAuthParams);
}
if (this.listener != null) {
this.listener.prepareRequest(request);
}
consumer.sign(request);
if (this.listener != null) {
this.listener.prepareSubmission(request);
}
response = sendRequest(request);
int statusCode = response.getStatusCode();
boolean requestHandled = false;
if (this.listener != null) {
requestHandled = this.listener.onResponseReceived(request, response);
}
if (requestHandled) {
return;
}
if (statusCode >= 300) {
handleUnexpectedResponse(statusCode, response);
}
HttpParameters responseParams = OAuth.decodeForm(response.getContent());
String token = responseParams.getFirst(OAuth.OAUTH_TOKEN);
String secret = responseParams.getFirst(OAuth.OAUTH_TOKEN_SECRET);
responseParams.remove(OAuth.OAUTH_TOKEN);
responseParams.remove(OAuth.OAUTH_TOKEN_SECRET);