# amitshekhariitbhu/rxjava2-android-samples

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4,917 stars · 1,046 forks · Java · Apache-2.0

## Links

- GitHub: https://github.com/amitshekhariitbhu/RxJava2-Android-Samples
- Homepage: https://outcomeschool.com
- awesome-repositories: https://awesome-repositories.com/repository/amitshekhariitbhu-rxjava2-android-samples.md

## Topics

`android` `example` `examples` `migrations` `rxandroid` `rxjava` `rxjava2` `sample` `samples` `tutorial` `tutorials`

## Description

This repository is a collection of practical implementation patterns and reference samples for using RxJava 2 to manage asynchronous data streams in Android applications. It serves as a reactive programming implementation guide, providing code examples for handling complex event-driven logic and asynchronous patterns within mobile environments.

The project distinguishes itself by providing specific reference implementations for common mobile challenges, such as real-time search with debouncing, on-demand list pagination for infinite scrolling, and cache-first data streaming to reduce perceived loading times. It also includes examples of event bus architectures for decoupled application communication.

The codebase covers a broad range of reactive capabilities, including subscription lifecycle management to prevent memory leaks, thread switching via schedulers, and the use of functional operators for data stream transformation and combination. It further demonstrates asynchronous network coordination and the use of composite disposables for group subscription management.

## Tags

### Education & Learning Resources

- [RxJava Android Guides](https://awesome-repositories.com/f/education-learning-resources/rxjava-android-guides.md) — Offers practical examples and educational guides for implementing RxJava 2 within Android application development.

### Mobile Development

- [Reactive Programming Patterns](https://awesome-repositories.com/f/mobile-development/android-ecosystem/android-development/reactive-programming-patterns.md) — Serves as a reference guide for implementing event-driven and observable data stream patterns in Android applications.
- [Android Asynchronous Programming](https://awesome-repositories.com/f/mobile-development/android-asynchronous-programming.md) — Offers a library of asynchronous programming patterns for Android, including paginated lists and search debouncing.
- [Android List Pagination Managers](https://awesome-repositories.com/f/mobile-development/android-list-pagination-managers.md) — Coordinates stream concatenation to implement infinite scrolling behavior within Android RecyclerViews. ([source](https://cdn.jsdelivr.net/gh/amitshekhariitbhu/rxjava2-android-samples@master/README.md))

### Programming Languages & Runtimes

- [Asynchronous Flow Coordination](https://awesome-repositories.com/f/programming-languages-runtimes/asynchronous-flow-coordination.md) — Managing sequential or parallel API calls and data transformations using reactive streams to prevent callback hell. ([source](https://outcomeschool.com/blog/rxjava-map-vs-flatmap))
- [Stream Combinators](https://awesome-repositories.com/f/programming-languages-runtimes/asynchronous-streams/stream-combinators.md) — Provides implementation examples of operators for merging, concatenating, and zipping multiple asynchronous streams. ([source](https://cdn.jsdelivr.net/gh/amitshekhariitbhu/rxjava2-android-samples@master/README.md))

### Software Engineering & Architecture

- [Application Event Buses](https://awesome-repositories.com/f/software-engineering-architecture/application-event-buses.md) — Provides a centralized publish-subscribe system to decouple application components via event broadcasting. ([source](https://cdn.jsdelivr.net/gh/amitshekhariitbhu/rxjava2-android-samples@master/README.md))
- [UI Thread Schedulers](https://awesome-repositories.com/f/software-engineering-architecture/background-thread-dispatchers/thread-safe-dispatchers/ui-thread-schedulers.md) — Utilizes RxJava schedulers to coordinate execution between background threads and the Android UI thread.
- [Event Bus Systems](https://awesome-repositories.com/f/software-engineering-architecture/event-bus-systems.md) — Implements an internal event bus for decoupled communication between application components.
- [Observable Streams](https://awesome-repositories.com/f/software-engineering-architecture/flow-modularization/modular-flow-composition/observable-streams.md) — Demonstrates the use of observable streams to notify multiple subscribers of data changes in a push-based model.
- [Android Lifecycle Management](https://awesome-repositories.com/f/software-engineering-architecture/memory-usage-analysis/memory-leak-prevention/android-lifecycle-management.md) — Provides patterns for managing subscription lifecycles to prevent memory leaks in Android components.
- [Batch Disposals](https://awesome-repositories.com/f/software-engineering-architecture/observer-patterns/disposable-observers/subscription-lifecycles/batch-disposals.md) — Provides implementations of composite disposables to group and collectively release multiple active subscriptions.
- [Stream Operator Chains](https://awesome-repositories.com/f/software-engineering-architecture/stream-piping/function-composition-operators/stream-operator-chains.md) — Uses functional operators in chains to filter, map, and combine asynchronous data emissions.
- [Subscription Lifecycle Management](https://awesome-repositories.com/f/software-engineering-architecture/subscription-lifecycle-management.md) — Provides mechanisms for managing the creation and cleanup of event subscriptions to prevent memory leaks in mobile apps. ([source](https://cdn.jsdelivr.net/gh/amitshekhariitbhu/rxjava2-android-samples@master/README.md))
- [Cache-First Data Streaming](https://awesome-repositories.com/f/software-engineering-architecture/cache-first-data-streaming.md) — Implements a cache-first streaming strategy to reduce perceived loading times by displaying local data before network updates.
- [Stream Transformation Operators](https://awesome-repositories.com/f/software-engineering-architecture/reactive-data-streams/stream-transformation-operators.md) — Demonstrates the use of functional operators to filter and transform data sequences within reactive streams. ([source](https://cdn.jsdelivr.net/gh/amitshekhariitbhu/rxjava2-android-samples@master/README.md))
- [Group Subscription Disposal](https://awesome-repositories.com/f/software-engineering-architecture/subscription-lifecycle-management/group-subscription-disposal.md) — Implements group subscription management using composite disposables to prevent memory leaks in Android components. ([source](https://outcomeschool.com/blog/dispose-vs-clear-compositedisposable-rxjava))

### Data & Databases

- [Android List Pagination](https://awesome-repositories.com/f/data-databases/android-list-pagination.md) — Provides implementations of paginated data loading optimized for Android list interfaces.
- [Local Data Caches](https://awesome-repositories.com/f/data-databases/data-caching/local-data-caches.md) — Uses local data caches to store lightweight objects, reducing network requests and enabling immediate content delivery. ([source](https://cdn.jsdelivr.net/gh/amitshekhariitbhu/rxjava2-android-samples@master/README.md))
- [Infinite Scrolling Pagination](https://awesome-repositories.com/f/data-databases/on-load-data-fetchers/on-demand-subset-loading/infinite-scrolling-pagination.md) — Implements on-demand pagination that loads additional records as users scroll through a list. ([source](https://outcomeschool.com/blog/pagination-in-recyclerview-using-rxjava-operators))

### Networking & Communication

- [Request Cancellations](https://awesome-repositories.com/f/networking-communication/network-request-clients/request-cancellations.md) — Implements request cancellation using switchMap to ignore outdated network responses during rapid user input.

### User Interface & Experience

- [Real-Time Search Logic](https://awesome-repositories.com/f/user-interface-experience/search-input-debouncing/real-time-search-logic.md) — Implements efficient real-time search with debouncing and request cancellation to optimize network traffic.
- [Search Stream Coordination](https://awesome-repositories.com/f/user-interface-experience/search-input-debouncing/search-stream-coordination.md) — Implements efficient search interfaces by combining debouncing, distinct-value filtering, and stream switching. ([source](https://cdn.jsdelivr.net/gh/amitshekhariitbhu/rxjava2-android-samples@master/README.md))

### Part of an Awesome List

- [Sample Projects](https://awesome-repositories.com/f/awesome-lists/devtools/sample-projects.md) — RxJava 2 Android Examples and migration guide