RxJava: Design Patterns for Android Developers

Learn reactive programming with RxJava. Explore key aspects of this library as you learn simple design patterns and review real-world use cases.

Introduction

• Welcome
• What you should know
• The project we'll be building
• Set up our starter project

1. The Basics

• What is RxJava?
• Observables
• Observable types
• BehaviorRelay: Imperative
• BehaviorRelay: Declarative
• Subjects
• Creating an onError method
• Creating an onComplete method
• Creating a simple observable
• Shortcuts for creating observables
• Traits

2. Simple UI Example

• Overview
• JSONPlaceholder
• Simple networking
• Rx single creation
• Rx single subscription

3. The Model Layer

• MVP and MVVM: Architecture with Rx
• Model layer
• Database: From model layer to UI
• Database: Showing our result
• Network layer overview
• Network: Network layer
• Network: From model layer to UI
• Network: Showing our results
• Network: Using a more reactive way

4. Grouping API Service Calls

• Overview and task creation
• Wrap task in observable
• Observable zip
• Showing our results
• Handling null values
• Handling exceptions
• Failure result type

5. Binding to the UI

• Prepare reactive presenter
• Simple binding
• Simple list binding
• RxBinding TextView
• RecyclerView: Binding setup
• RecyclerView: Seeing it in action
• Sectioned data source setup
• Sectioned data source in action

6. Threading

• Threading and UI controls
• observeOn vs. subscribeOn gotcha

Conclusion

• Next steps