Category Archives: Design

The Disruptor – Lock-free publishing

In case you’ve been living on another planet, we recently our high performance message passing framework. I’m going to give a quick run-down on how we put messages into the ring buffer (the core data structure within the Disruptor) without … Continue reading

Posted in Design, Java, Open Source, Performance | 16 Comments

The “single implementation” paradox – redux

Following on from , my colleague, Adrian, has given the issue some thought and written an excellent post explaining his position. His conclusion is that we should simply not be marking classes as final because it really doesn’t bring any … Continue reading

Posted in Design, Unit testing | Leave a comment

The “single implementation” paradox

We got into a bit of a debate at work recently. It went a bit like this: “Gah! Why do we have this interface when there is only a single implementation?” (The stock answer to this goes:) “Because we need … Continue reading

Posted in Design, Unit testing | 2 Comments