Conclusion

This chapter covered the Event-Driven Architecture pattern in detail. We started with the problem it solves. We then covered its inner workings and a Java example. Now we can ask the harder question. Is EDA the answer to every distributed system challenge?

As with most architectural decisions, the answer is that it depends. It depends on what your system needs. It depends on how your services interact. It also depends on the time and skill your team has.

EDA brings real benefits. It supports loose coupling between services. It processes work close to real time