Github user clebertsuconic commented on the issue:
https://github.com/apache/activemq-artemis/pull/1578
it doesn't extend indeed.. I thought it did...
but you still inherited the code with copy & paste :)
```java
if (buffered && bufferTimeout > 0 && bufferSize > 0) {
timedBuffer = new TimedBuffer(bufferSize, bufferTimeout, false);
} else {
timedBuffer = null;
}
```
perhaps it should extend it?---
