Book Image

Kotlin Blueprints

By : Ashish Belagali, Akshay Chordiya, Hardik Trivedi
Book Image

Kotlin Blueprints

By: Ashish Belagali, Akshay Chordiya, Hardik Trivedi

Overview of this book

Kotlin is a powerful language that has applications in a wide variety of fields. It is a concise, safe, interoperable, and tool-friendly language. The Android team has also announced first-class support for Kotlin, which is an added boost to the language. Kotlin’s growth is fueled through carefully designed business and technology benefits. The collection of projects demonstrates the versatility of the language and enables you to build standalone applications on your own. You’ll build comprehensive applications using the various features of Kotlin. Scale, performance, and high availability lie at the heart of the projects, and the lessons learned throughout this book. You’ll learn how to build a social media aggregator app that will help you efficiently track various feeds, develop a geospatial webservice with Kotlin and Spring Boot, build responsive web applications with Kotlin, build a REST API for a news feed reader, and build a server-side chat application with Kotlin. It also covers the various libraries and frameworks used in the projects. Through the course of building applications, you’ll not only get to grips with the various features of Kotlin, but you’ll also discover how to design and prototype professional-grade applications.
Table of Contents (16 chapters)
Title Page
About the Authors
About the Reviewer
Customer Feedback

Chapter 3. Social Media Aggregator Android App

We have seen the power of Kotlin for Spring Boot. However, building a mobile application is different. It's much more compact compared to browser apps, they have to be delivered fast. It has to be 10 times faster in terms of processing user input.

Kotlin's features along with its compiler's support for the Android app development makes developing Android apps much easier, interesting, and productive. The biggest advantage of using Kotlin is its Null Safety feature. NullPointerException is the foe for any Android apps and is a nightmare for developers. Kotlin simply kills the possibility of NullPointerException. It also has a robust API also. Apart from Null Safety Kotlin has features such as extension function, Lambdas, delegated properties, and functions such as let, apply, with, and when. All this makes Android app development so much fun. The Kotlin team have built an Anko library, which is also loaded with lots of features. Anko is one more...