Applying the Observer Pattern in Kotlin
The Observer design pattern allows one or more objects to get notified whenever a subject's state changes. But do we really need to implement an observer in Kotlin? In this video, we'll see a traditional version of the Observer Pattern, and then we'll see how we can improve upon it with Kotlin's language and library features.
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👨🏽💻 Source code for today's video:
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📚 Chapters
00:00 Introduction
00:28 Example Code
01:54 Traditional Observer Pattern
03:50 Property Delegates
07:34 Flow API
11:24 Wrap-up