The Complete Guide to Spring 6 and Spring Boot 3

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Introduction to Spring Framework

Introduction

What is Spring?History Terminology Spring Architecture Reasons for Sustained Popularity

Spring Basics

Creating a Project

Decoupling Components

Managing Beans and Dependencies

Autowiring By Type — @Primary

Autowiring By Name

Autowiring — @Qualifier

Constructor and Setter Injection

Quiz: Spring Basics

Deep Dive into Spring Core Concepts

Spring In-depth

Bean Scope Mixing Bean Scope @ComponentScan Bean Lifecycle: @PostConstruct and @PreDestroy Bean Lifecycle: Prototype Scoped Beans Contexts and Dependency Injection Framework Spring Application Configuration XML Application Configuration XML Configuration with Java Annotations Stereotype Annotations Using an External Property File Quiz: Spring In-depth Challenge: Spring In-depth

Exploring Spring Boot for Rapid Development

Spring Boot

What is Spring Boot?Creating a REST Service Developer Tools Actuator Comparing Spring Boot and Spring MVC Quiz: Spring Boot

Understanding Data Management with Spring

Spring JDBC

Creating a JDBC Starter Project Setting up the H2 Database SELECT Query INSERT Query UPDATE Query DELETE Query DDL Queries Custom RowMapper Quiz: Spring JDBC

Spring Data JPA

What is JPA?Defining an Entity Creating a Repository CRUD Operations JPQL Named Query Spring Data JPA Connecting to Other Databases Quiz: Spring Data JPA Challenge: Spring Data JPA

Spring REST Fundamentals

Developing REST services in Spring JSON Data Binding REST Client - Postman REST API Design Creating a REST Controller @GetMapping @PathVariable Quiz: Spring REST Fundamentals

Spring REST Advanced Operations and Error Management

@PostMapping @PutMapping @PatchMapping @DeleteMapping Exception Handling I Exception Handling II Spring Data REST Quiz: Spring REST Advanced Operations and Error Management Challenge: REST Advanced Operations and Error Management

Database Relationships in Spring

Basic Concepts Project Creation One-to-One Unidirectional Relationship One-to-One Bidirectional Relationship One-to-Many Unidirectional Relationship One-to-Many Bidirectional Relationship Many-to-Many Unidirectional Relationship Many-to-Many Bidirectional Relationship Quiz: Database Relationships in Spring

Advanced Spring Features: AOP and MVC

Spring Aspect Orientated Programming (AOP)

Aspect Oriented Programming Terminology Defining an Aspect Pointcut Expressions After Aspect Around Aspect JoinPoint Configuration File Defining a Custom Annotation for Aspects Quiz: Spring Aspect Oriented Programming (AOP)Challenge: Spring Aspect Orientated Programming (AOP)

Configuring a Basic Enterprise Web Application

Setting Up a Web Application Setting Up a Spring Web Application Creating a Servlet Using a JSP File Passing Parameters with GET request Scriptlets and Scriptlet Expressions POST request Quiz: Configuring a Basic Enterprise Web Application

Spring MVC Fundamentals

Spring MVC Architecture Spring MVC Components Configuring a Spring MVC Application Controller View HTML Forms Model Model - Part 2 @RequestParam Annotation Quiz: Spring MVC Fundamentals Challenge: Spring MVC Fundamentals

Spring MVC Advanced Concepts

Spring MVC Form Tags Spring MVC Form Tags - Part 2 Form Data Validation Validating Required Fields Validating Numbers Validating Dates Validating Patterns with Regular Expressions Custom Error Messages Custom Validation Annotation Quiz: Spring MVC Advanced Concepts Challenge: Spring MVC Advanced Concepts

Testing and Best Practices in Spring

Unit Testing in Spring

JUnit Writing a Unit Test Assert Methods JUnit Test Lifecycle Annotations Stubbing and Mocking Mockito Annotations Unit Testing in Spring Unit Testing Using Spring Boot Unit Testing for Java Context Unit Testing for XML Context Spring Unit Testing with Mockito Quiz: Unit Testing in Spring Challenge: Unit Testing in Spring

Interview Questions

Spring Framework

IoC and Dependency Injection

Spring Annotations

Spring Configuration and Component Scan

Autowiring and Misc Questions

Spring Data JDBC and JPA

Database Relationships in Spring

Epilogue

Summary and Feedback Untitled Masterpiece

Decoupling Components

Learn how to change the tightly coupled code to loosely coupled.

We'll cover the following

Filter interface
Loose coupling

Right now, the RecommenderImplementation class is hard coded to use the ContentBasedFilter class. If we need to change the way our application recommends movies, we will need to change the code of the RecommenderImplementation class.

Say, we want to switch from content based filter to collaborative filter and take into account the preferences of users having a similar watch history.

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