Spring Boot 2 with Kotlin Training Course

Who should attend

Ideally you will have attended our Intro to Kotlin training course, or have equivalent experience. Please get in touch if you're unsure.

Prerequisites

Delegates should be comfortable with Kotlin language, syntax and object-oriented application development principles. Ideally familiarity with Kotlin 1.3 onwards. Delegates should also have some familiarity with common Koltin idioms such as conditional functions and scope functions.

Live, instructor-led online and on-site training

We appreciate that you need flexibility to fit in with new working situations - whether you're an individual, part of a distributed team, or simply have projects and deadlines to meet. 

Our remote training can take place online in a virtual classroom, with content split into modules to accommodate your scheduling challenges and meet your learning goals. Get in touch today to find out how we can help design a cost-effective, flexible training solution.

As soon as it's safe, we'll return to also offering the on-site custom training courses and programmes upon which we've built our reputation.

Welcome

• Introductions
• Course Objectives
• Kotlin and Spring
• What the course is not

Spring and Spring Boot Overview

• Motivation behind Spring
• What is Spring
• The Spring Framework
• Spring Boot Library
• Motivation
• Key Features inc Auto-configuration, Standalone, Opinionated
• Spring Intializr and Kotlin

First Spring Boot Application

• IDE Support
• HelloWorld Application
• Using Spring Initializr and Kotlin
• Gradle and Maven configuration
• Spring boot auto-configuration
• Creating a Hello World Application
• Packaging Spring Boot applications

Spring Beans

• Spring Beans
• Spring Container
• Spring Annotations
• Classes in different packages
• Config class approach
• Bean Scoping & @Scope annotation
• XML Configuration
• Mixed Annotation and XML

Spring Dependency Injection

• Inversion of Control and Dependency Injection
• Spring Dependency Injection
• Wiring Beans together
• Creating a DI Spring Example
• Injected Services
• Wiring Spring Beans Together

Bean Lifecycle, Properties and SpEL

• Spring Bean Lifecycle
• SpEL: Spring Expression Language
• Spring Validation
• Spring Properties
• YAML Files

Spring Web MVC

• Introduce Spring Web MVC
• How Spring MVC Works
• A simple Web MVC application using Spring Boot Initializr
• Create a new project
• Implement the Controller
• Handling view resolution
• The Views
• Spring Boot Application
• Running the Application
• Controller Flexibility
• Using a Configuration class
• Packaging as a WAR

Spring Boot and RESTful Services

• Web Services
• What is REST
• The REST Design pattern
• Rest – Not a Standard
• Spring REST
• Building a Spring REST application
• RESTFul Controller
• Spring Application & Dependencies
• More complex controller
• Introduce Spring REST Clients
• Spring REST Template

Spring Data and Spring Boot

• Creating a Spring Data project using Spring Boot Intiializr
• Data Access objects
• Spring DAO
• Working with JDBC
• Spring DAO Exception Hierarchy
• Using Object Mappers
• Exploiting JPA (and Hibernate)
• Creating a Data Repository class
• Integrating NoSQL (MongoDB) databases

Spring Boot Actuator

• Motivation
• Spring Boot Actuator Module
• Actuator End Points
• Setting up a Login
• Other Endpoints
• Management Configuration
• Changing the Management Endpoints Path
• Custom Actuator Endpoints
• Spring Boot Actuator Health

Spring Messaging

• Basic idea of message queues
• point-to-point
• publish and subscribe (pub-sub)
• ActiveMQ message server with Spring Boot
• JMS (Java Message Service) Steps
• Spring JMS Development
• Spring POJO bean as a message consumer

Spring Boot and Spring Test

• Introduce Testing with Spring
• Test Support in Spring
• JUnit 5.x
• Spring and JUnit 5.x
• Spring Boot Testing Framework
• Testing a Bean
• Testing Spring Configurations
• Environment Specific Configuration
• Setting Profiles for apps and tests

Security with Spring Boot

• Spring Security
• Security with Spring Boot
• Fundamental Elements
• Authentication Providers
• Configuring Spring for Security
• Adding Security to Spring Web Applications
• Method Security

Spring Boot Internals, Properties and Defaults

• SpringApplication class
• Application Banner
• SpringApplication Builder
• Spring Boot Auto-Configuration
• ApplicationRunner and CommandLineRunner
• Setting Properties
• Common Spring boot Properties
• Accessing Spring Properties
• Custom Properties Prefix
• Properties App