Spring Boot 3 Programming Training Virtual Classroom Live June 02, 2025

Course Overview

• Introduction to Spring Boot
  • What is the Spring Framework?
  • Spring Framework, main components
  • What is Spring Boot?
  • Spring Boot Features: Dependency Management
  • Spring Boot Features: Auto-configuration
  • Spring Boot Features: self-contained executable JARs
  • Spring Boot Features: Embedded Web Applications
  • Spring Boot Example: Parent POM reference
  • Spring Boot Example: Starters
  • Spring Boot Example: Maven/Gradle Plugin
  • Spring Boot Example: Main Class
  • Spring Boot Example: Controller Class
  • Spring Boot Example: REST Controller example
  • Sample Project Structure
  • Building a Spring Boot project
  • Running a Spring Boot JAR file
  • Using a Spring Boot application
  • Spring Initializr
• Spring Boot Database Integration
  • What is a Data Access Object (DAO)?
  • Spring Boot JDBC Support
  • JDBC Driver
  • Embedded Databases
  • What will Spring Boot do?
  • Spring DAO based on JDBC
  • DataAccessException
• Spring Boot JPA
  • Object to Relational Mapping Frameworks (ORM)
  • Java ORM frameworks
  • Getting started with JPA and Spring Boot
  • JPA Annotations
  • Spring DAO based on JPA
  • What will Spring Boot do?
  • What is Spring Data?
  • Spring Data Repository Abstraction
  • Spring Data Repository Example
  • Spring Data JPA Method Naming Convention
  • What will Spring Data JPA do?
  • Spring Data JPA - Other Repository Interfaces
• Liquibase
  • Database Schema Migration
  • Database Schema Migration for CI/CD using Liquibase
  • How Liquibase Works?
  • Changelogs files
  • Preconditions
  • Multiple changelogs
  • Running Liquibase
  • Common Liquibase Commands
  • Liquibase and Spring Boot
• Introduction to REST
  • REpresentational State Transfer
  • Principles of RESTful Services
  • Understanding REST
  • REST Example – Create with POST
  • REST Example – Retrieve with GET
  • REST Example – Update with PUT
  • REST Example – Delete with DELETE
  • REST Example – Create with PUT
  • REST Example – JSON
  • Spring MVC - @RestController
  • HTTP Request Method Mapping
  • Spring MVC Method Parameters
  • @RequestBody
  • ResponseEntity
  • Java Clients - RestClient
  • Testing with Postman
  • JAX-RS Alternative
• Introduction to Spring Security
  • What is Spring Security?
  • Spring Security - Servlet-based web security
  • Authentication
  • Authorization
  • Adding Spring Security to a Spring Boot Project
  • Spring Security Default Configuration
  • Spring Security Configuration Example
  • Configuring Web Authorization
  • Bypassing Spring Security
  • Configuring Login / Logout
  • Configuring HTTP Basic Authentication
  • Authentication Manager
  • Overriding UserDetailsService - In-Memory
  • Overriding UserDetailsService - Database
  • Other Authentication / Authorization Protocols
• Spring Security Integrations
  • LDAP Authentication
  • What is Security Assertion Markup Language (SAML)?
  • SAML Flow
  • Setting Up a SAML Identity Provider
  • Spring Boot dependencies to use SAML
  • SAML vs. OAuth2
  • OAuth2 Overview
  • OAuth2 Components
  • OAuth2 – Authorization Code Grant / Flow
  • OAuth2 – Other Grants / Flows
  • OAuth2 – Other Grants / Flows (continued)
  • OAuth2 – Tokens
  • Spring Boot and OAuth2
  • Spring Boot OAuth2 Client – Dependencies
  • OAuth2 using Spring Boot – application.yml
  • OAuth2 using Spring Boot – Main Class
  • OAuth2 using Spring Boot – Single Page Application Client
  • JSON Web Tokens
  • JSON Web Token Architecture
  • How JWT Works
  • JWT Header
  • JWT Payload
  • JWT Example Payload
  • JWT Example Signature
  • How JWT Tokens are Used
  • Adding JWT to HTTP Header
  • How The Server Makes Use of JWT Tokens
  • What are "Scopes"?
  • JWT vs JWS vs JWE
  • JWT with Spring Boot – Dependencies
  • JWT with Spring Boot – Main Class
• Lab Exercises
  • Lab 1. A Simple Spring Boot REST Application
  • Lab 2. Use Spring’s JdbcClient with Spring Boot
  • Lab 3. Use the Spring Data JPA under Spring Boot
  • Lab 4. Create a RESTful API with Spring Boot
  • Lab 5. Create a RESTful Client with Spring Boot
  • Lab 6. Enable Basic Security
  • Lab 7. Enable JWT-Based Security

Prerequisites

To succeed fully in this course, students should be able to:

• Program Java applications - Course KT-2494
• Understand basic Spring applications - Course KT-2385  meets this requirement