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Kotlin Design Patterns and Best Practices

Gain insights into Kotlin language essentials and delve into design patterns and best practices. Discover functional programming techniques to enhance code reuse, robustness, and build reliable, scalable projects.

Intermediate

95 Lessons

23h

Certificate of Completion

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AI-POWERED

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This course includes

136 Playgrounds

9 Quizzes

Course Overview

What You'll Learn

Course Content

Recommendations

Course Overview

Design patterns enable developers to speed up the development process by providing proven development paradigms. Reusing design patterns helps prevent complex issues that can cause major problems. Moreover, it improves your codebase, promotes code reuse, and makes an architecture more robust. In this course, you will start with a gentle introduction of the Kotlin language. You will explore design patterns that are part of the best practices that help developers use Kotlin efficiently. Design patterns appea...Show More

What You'll Learn

Familiarity with the vocabulary of design patterns

Ability to encapsulate object hierarchies and make object behaviors dynamic

Ability to write smarter code in Kotlin

Hands-on practice with Kotlin syntax and its specialized choices to solve special cases

Hands-on experience to implement the design patterns in Kotlin

Ability to select the appropriate set of best practices for a given problem

Familiarity with the vocabulary of design patterns

Course Content

Getting Started with Kotlin

15 Lessons

Get familiar with Kotlin's syntax, structures, control flow, and key design patterns.

Getting Started

Basic Language Syntax and Features

Understanding Kotlin Code Structure

Understanding Types

Control Flow

Null Safety

Reviewing Kotlin Data Structures

Working with Text

Loops

Classes

Interfaces, Abstract Classes and Inheritance

Data Classes

Extension Functions

Introduction to Design Patterns

Quiz on Kotlin Basics

Working with Creational Patterns

6 Lessons

Solve challenges with advanced Kotlin creational design patterns and object management techniques.

Singleton Design Pattern

Factory Design Pattern

Abstract Factory Design Pattern

Builder Design Pattern

Prototype Design Pattern

Quiz on Creational Patterns

Understanding Structural Patterns

9 Lessons

Break apart key structural design patterns and their application strategies in Kotlin.

Decorator Design Pattern

Operator Overloading and Decorator Design Pattern Caveats

Adapter Design Pattern

Bridge Design Pattern

Composite Design Pattern

Facade Design Pattern

Flyweight Design Pattern

Proxy Design Pattern

Quiz on Structural Patterns

Getting Familiar with Behavioral Patterns

12 Lessons

Enhance your skills in common behavioral patterns like Strategy, Observer, and State, using Kotlin.

Strategy Design Pattern

Iterator design pattern

State Design Pattern

Command Design Pattern

Chain of Responsibility Design Pattern

Interpreter Design Pattern

Mediator Design Pattern

Memento Design Pattern

Visitor Design Pattern

Template Method Design Pattern

Observer Design Pattern

Quiz on Behavioral Patterns

Introducing Functional Programming

7 Lessons

Dig deeper into functional programming principles like immutability, pure functions, and recursion in Kotlin.

Immutability

Functions as Values

Closures and Pure Functions

Currying and Memoization

Using Expressions Instead of Statements

Recursion

Quiz on Functional Programming in Kotlin

Threads and Coroutines

6 Lessons

Follow the process of using threads and coroutines for efficient and responsive concurrent execution.

Looking Deeper into Threads

Introducing Coroutines

Coroutines Under the Hood

Canceling a Coroutine

Setting Timeouts, Dispatchers and Structured Concurrency

Quiz on Threads and Coroutines

Controlling the Data Flow

6 Lessons

Build on reactive programming, higher-order functions, and concurrent data structures to manage data flow.

Reactive Principles

Higher-Order Functions on Collections

Exploring Concurrent Data Structures

Channels

Flows

Quiz on Controlling the Data Flow

Designing for Concurrency

8 Lessons

Learn how to use design patterns for handling concurrency in Kotlin programs efficiently.

Deferred Value Design Pattern

Barrier Design Pattern

Scheduler Design Pattern

Pipeline Design Pattern

Fan Out and Fan In Design Patterns

Racing and Unbiased Select Design Patterns

Mutex and Sidekick Channel Design Pattern

Quiz on Designing for Concurrency

Idioms and Anti-Patterns

9 Lessons

Unpack the core of Kotlin idioms for cleaner code and anti-patterns for optimal performance.

Using the Scope Functions

Type Checks and Casts

Inline Functions and Implementing Algebraic Data Types

Reified Generics

Using Constants Efficiently

Constructor Overload

Dealing with Nulls and Making Asynchronicity Explicit

Validating Input and Preferring Sealed Classes over Enums

Quiz on Idioms and Anti-Patterns

10.

Concurrent Microservices with Ktor

8 Lessons

Go hands-on with setting up Ktor microservices, server configuration, routing, testing, and database connections.

Getting Started and Adding the Dependencies

Starting the Server

Routing Requests

Testing the Service and Modularizing the Application

Connecting to the Database

Creating new Entities

Fetching new Entities

Organizing the Routes

11.

Reactive Microservices with Vert.x

8 Lessons

Grasp the fundamentals of building reactive microservices with Vert.x, focusing on routing, event loops, and database interaction in Kotlin.

Getting Started

Adding Dependencies and Starting the Server

Routing in Vert.x

Verticles and Handling Requests

Testing Vert.x Applications

Working with Databases

Understanding Event Loop

Communicating with Event Bus

12.

Conclusion

1 Lessons

Take a look at key Kotlin design patterns and best practices to enhance your projects.

Summary

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