Audience

This workshop is intended for developers who need to start developing applications using TDD or BDD approach with Kotlin.

Workshop Objective

At the end of the course, participants will have knowledge of

• Kotlin Coding
• Functional Programming
• TDD / BDD

Pre-Requisites

Java (Any other Object-Oriented Language)

Workshop Contents

Day1

Introduction and Basics

• Why Kotlin
• The Structure of a Kotlin Application
• Conventions Used with Kotlin

What is Functional Programming

• Arity
• Higher-Order Functions (HOF)
• Currying
• Auto Currying

The Basics of Kotlin

• Declaring Variables in Kotlin
• Working with Basic Types in Kotlin
• Loops and Ranges in Kotlin
• Conditional execution with if and when in Kotlin
• Packages and Imports in Kotlin & Summary of Kotlin Basics

Classes in Kotlin

• Member Functions in Kotlin
• Visibility Modifiers in Kotlin
• Kotlin Data Classes
• Enum Classes in Kotlin
• Objects in Kotlin & Summary

Inheritance

• Inheritance in Kotlin
• Working with Abstract Classes in Kotlin
• Interfaces in Kotlin
• A Brief Look at Generics in Kotlin

Working with Nulls

• Null Safety

A handful of tidbits

• Type Casting in Kotlin
• Tuples
• Deconstructing values
• Working with Exceptions
• Declaring Constants
• Annotations in Kotlin

Day2

Delegation

• Delegation pattern Vs inheritance
• Property Delegation
• Overriding a member of an interface implemented by delegation

Classes and Objects

• Extension Functions
• Generics
• Extensions are resolved statically
• Nullable Receiver
• Extension Properties
• Scope of Extensions

Database Communication

• CRUD Operations for Postgres -> code

Web Application

• Developing web applications using HTTP Servlet
• Server as a Function