String paramLocationStr = arguments.getRequestOption(OAuthArguments.PARAM_LOCATION_PARAM, "");
Location l = Location.parse(paramLocationStr);
accessorBuilder.setParameterLocation(getStoreLocation(l, responseParams));
String requestMethod = arguments.getRequestOption(OAuthArguments.REQUEST_METHOD_PARAM, "GET");
Method m = Method.parse(requestMethod);
accessorBuilder.setMethod(getStoreMethod(m, responseParams));
String requestTokenUrl = arguments.getRequestOption(OAuthArguments.REQUEST_TOKEN_URL_PARAM);
verifyUrl(requestTokenUrl, responseParams);
String accessTokenUrl = arguments.getRequestOption(OAuthArguments.ACCESS_TOKEN_URL_PARAM);