/**
* Ensure that the headers have been populated from the underlying JMS message before we start
* mutating the headers
*/
protected void ensureInitialHeaders() {
if (jmsMessage != null && !hasPopulatedHeaders()) {
// we have not populated headers so force this by creating
// new headers and set it on super
super.setHeaders(createHeaders());
}
}
@Override
public void setHeaders(Map<String, Object> headers) {
ensureInitialHeaders();
super.setHeaders(headers);
}
