Posts

Showing posts with the label kotlin

Deploying Kotlin Ktor application on AWS Elastic Beanstalk using GitHub Actions

Image
Here’s a step-by-step guide to creating a Kotlin Ktor project and deploying it on AWS Elastic Beanstalk using GitHub Actions. Here is the general architecture diagram that we will be deploying. 1. Create a Kotlin Ktor Project Set up the project : Use the Ktor Project Generator to generate a starter project. Choose: Build System: Gradle (Kotlin DSL) Engine: Netty Add features like Serialization , ContentNegotiation , and Routing . Directory structure : Extract and open the project in your IDE (e.g., IntelliJ IDEA). Application entry point : Update the Application.kt file to define routes. Example: import io.ktor.application.* import io.ktor.response.* import io.ktor.routing.* import io.ktor.server.engine.* import io.ktor.server.netty.* fun main () { embeddedServer(Netty, port = 8080 ) { routing { get ( "/" ) { call.respondText( "Hello, AWS Elastic Beanstalk!" ) } } }.start(wait = true ) } Build...
Read more

Ktor Hello World Example

Image
In the section, we will create a project for Hello Word Example. Step 1: Open Ktor Initializr  https://start.ktor.io/ Step 2: Provide the Project Name We have provided ktor-helloworld. Step 3: Provide the Website name. We have provided the com.knf.dev . Step 4: Provide the Artifact Id. We have provided the dev.knf.com.ktor-helloworld . Step 5: Click on the Add plugins button. Step 6: Click on the Generate project button.  Step 7: Extract the ZIP file. Step 8: Import the project folder When the project imports successfully, it shows the following project directory in the Package Explorer section of the IDE. Project Directory Routing.kt package dev.com.knf.plugins import io.ktor.server.routing.* import io.ktor.http.* import io.ktor.server.application.* import io.ktor.server.response.* import io.ktor.server.request.* fun Application . configureRouting () { routing { get ( "/" ) { call .respondText( "Hello World!" ) } } } Copy Applica...
Read more

Registration and Login with Kotlin + Spring Security + Thymeleaf

Image
Hello everyone, I hope you all are well, today we will learn how to create user registration and login using Kotlin,  Spring security,  Thymeleaf, JPA, and H2DB. GitHub repository link is provided at the end of this tutorial. You can download the source code. Technologies used: Spring Boot  makes developing the web applications and microservices with Spring Framework faster and easier through three core capabilities: 1.  Autoconfiguration 2. An opinionated approach to configuration 3. The ability to create standalone applications Kotlin   is an open-source statically typed programming language. It is object-oriented and supports functional programming features. It is designed for the JVM (Java Virtual Machine) Spring Security  is a Java/Java EE framework that provides authentication, authorization, and other security features for enterprise applications. Thymeleaf  is a modern server-side Java template engine for both web and standalone environments. M...
Read more