It has become a tradition for Google to release the source code of Android app after several weeks of the event. I/O event This annual release is done to demonstrate best practices for app development. Developers can take a look at the code to get a better understanding of Google’s best practices for . Android App Development App Architecture Google’s I/O 2018 app represents a complete rewrite of the application. The app has moved from ContentProvider+SyncAdapter architecture to Architecture Components. It’s the Google’s Android Team current recommendation for the developing modern apps for Android. Google has used for the rewrite of the application. Kotlin Here is the general overview of the app’s architecture – Repository layer is used for handling data operations. Data comes from different data sources – – User Data is stored in Cloud Firestore (either remotely or in the local cache) – User settings and preferences are stored in SharedPreferences – Conference Data is stored remotely and is fetched and stored in the memory Repository modules are responsible for handling all the data operations. is used for dependency injection. Dagger2 is used for basic instrumentation tests and and for unit testing. Espresso JUnit Mockito Firebase The has now matured and the use of Firebase technologies has now increased. Following are the Firebase components used in I/O 2018 – Firebase platform FIREBASE CLOUD FIRESTORE It is the Google’s source for all user data FIREBASE CLOUD FUNCTIONS Firebase Cloud Functions are used to run backend code. The reservation function, checking user’s status, checking space availability all depends upon on Cloud Functions. FIREBASE CLOUD MESSAGING Cloud Messaging is used to inform app about any sort of changes in conference data using a ping-and-fetch model. FIREBASE REMOTE CONFIG Remote Config is used to inform users about WiFi information, conference schedule etc in a lightweight manner. Kotlin Google made the choice of rewriting the app from scratch in Koltin to bring the modern Android architecture. Using Kotlin for the rewrite is an easy choice because – – Kotlin’s syntax is expressive, concise, and powerful – Support for safety features including nullability and immutability – Enhanced Functionality using Android Ktx extensions Material Theming At I/O 2018, The Material Design team announced Material Theming which give apps the ability to customize Material Design to bring more personalization of their product’s brand. As the app was released before Material Theming, so they could not use all of the new components but managed to sneak a few including a new Bottom App Bar with inset Floating Action Button. The app is available for developers on Github . Learn more on our Website — VT Netzwelt

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Google Releases Source Code For I/O App 2018

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Google Releases Source Code For I/O App 2018

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Companies Mentioned

Surender Vikram Singh

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