February 2018
Intermediate to advanced
552 pages
13h 46m
English
Content preview from Scala Reactive Programming
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Message-Driven
The core or base principle of the Reactive systems is Message-Driven architecture. It is the foundation principle or method for the rest of the three principles—Elasticity, Resilience, and Responsiveness.
This means a Reactive system depends on asynchronous message-passing between its components to use the benefits of Message-Driven architecture for free.
In simple words, Message-Driven = React to messages.
Even though RP represents the system's changes in terms of events, a Reactive system converts them into messages under the hood.
One more important point to note is that in a Reactive system, even failures are represented as messages, so it's easy to perform failure handling.
So, in a Reactive system, all of its components ...
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