Tieu Luu's Blog

With the growing popularity of Event-Driven Architectures (EDA) and Complex Event Processing (CEP), patterns such as the blackboard and observer patterns will become important again (not that they ever really ceased being important). The blackboard pattern is used in systems that deal with problems that don’t have a deterministic approach to reaching a solution, mainly [...]

Came across a pretty cool open source product several weeks ago. It’s an event stream processing engine called Esper developed by a couple guys who look like they have a lot of experience building systems for the financial sector. Makes sense since I can see a lot applications for EDA’s in the financial domain. Esper [...]