October 2016
Intermediate to advanced
436 pages
11h 31m
English
Content preview from Mastering AkkaBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Summary
The bookstore application changed quite a bit in this chapter as we introduced DDD to the code. We have an application model now that better represents the domain where we do our business. We have also shifted our focus more onto entities and aggregates now, as we moved the core business logic into those classes as part of the refactor. Lastly, we removed that nasty cross-domain transaction, going with an event driven, two-part flow to handle inventory allocation for a sales order.
The changes we made here are important in the big picture of building a more scalable and flexible application. There's more to do though, and we'll start right in on some of those changes in the next chapter when we introduce event sourcing as a means of persistence. ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.