Web API with Spring Boot, H2, JPA and Hibernate

This is a sample CRUD API with spring, it is a part of course I have on my YouTube channel https://youtube.com/@wanubit. More about me or Wanubit company on https://wanubit.com

Requirements

The list of tools required to build and run the project:

• Open JDK 17
• Apache Maven 3.8

Steps to Set up

1. Clone the application

git@github.com:asmaur/spring-boot-api-tutorial.git

Building

In order to build project use:

mvn clean package

Alternatively, you can run the app without packaging it using -

mvn spring-boot:run

The app will start running at http://localhost:8080

Configuration

Configuration can be updated in application.yaml or using environment variables.

In tutorialapp/src/main/java/com.wanubit.tutorialapp:

• TutorialAppApplication - Spring Boot application entry point, bean definition,
• domain/* - entity classes for Category and Tutorial,
• dto/* - DTO classes for Category and Tutorial,
• mapper/* - mapping functions between entities and DTO,
• repository/* - repository interface and declarations,
• service/* - services declarations,
• impl/* - services implementations,
• controller/* - controllers declarations and implementations,

Explore Rest APIs

The app defines following CRUD APIs.

Categories Endpoints

• GET /api/categories get all categories.

• GET /api/categories?name=name get all categories by name.

• POST /api/categories create new category.

• GET /api/categories/{id} get category by id.

• PUT /api/categories/{id} update category.

• DELETE /api/categories/{id} delete category.

Tutorials Endpoints

• GET /api/tutorials get all tutorials.

• GET /api/tutorials?title=title get all tutorials by title.

• POST /api/tutorials create new tutorial.

• GET /api/tutorials/{id} get tutorial by id.

• PUT /api/tutorials/{id} update tutorial.

• DELETE /api/tutorials/{id} delete tutorial.

You can find the tutorial for this application on my YouTube channel https://youtube.com/@wanubit -