private void addContentTypeHeaderMethodCall(List<MethodCall> methodCalls) {
Consumes consumes = actionMethod.getAnnotation(Consumes.class);
if (consumes != null && consumes.value().length > 0) {
MethodCall methodCall = new MethodCall(
ADD_HEADER_PARAM,
String.format(ESCAPED_STRING, HttpHeaders.CONTENT_TYPE),
String.format(ESCAPED_STRING, consumes.value()[0]));
methodCalls.add(methodCall);
}