Springboot Technical Interview

This project is a Spring Boot application for a technical interview.

Technical Features

This section describes the features, dependencies and configurations that the project Springboot-Technical-Interview has.

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1. Primary Framework

• Spring Boot 3.5.5
  • It simplifies the configuration and deployment of java applications.
  • Allows fast integration with JPA, Redis, Thymeleaf y validations.

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2. Language and Version

• Java 21
  • Is being used as the jdk enviroment of the complete project.
  • This project uses some of the most new additions that Java 21 has to offer.

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3. Database

• PostgreSQL
  • Primary relational database.
  • Configuration in application.properties:

    spring.datasource.url=jdbc:postgresql://localhost:5432/db_persons
    spring.datasource.username=username
    spring.datasource.password=supercontraseniasecreta
    spring.jpa.database-platform=org.hibernate.dialect.PostgreSQLDialect
    spring.jpa.hibernate.ddl-auto=update
    spring.jpa.show-sql=true

• JPA / Hibernate
  • Is being use as a language to map objects to relational databases.
  • It allows CRUD tasks y personalized SQL queries.

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4. Cache and Memory Storage

• Redis
  • Is used as a local memory storage database that is extremely low cost and light, it stores only data.
  • Configuration in application.properties:

    spring.redis.host=localhost
    spring.redis.port=6379
    spring.cache.type=redis

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5. Web Interface

• Spring Web
  • Implements REST and MVC endpoints.
• Thymeleaf
  • Web template engine for dynamic websites.
• Bootstrap
  • Is used in the websites as a framework to generate good looking and responsive websites.

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6. Documentation

• MkDocs Material
  • Allows for markdown documentation.
  • Is being included through a Docker container http://localhost:8000.
• springdoc-openapi
  • It creates automatic documentation for the API REST.
  • Interactive interface that allow endpoint testing.

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7. Validation and Development

• Spring Boot Validation
  • Validation of DTOs and forms.
• Lombok
  • It reduces writing of basic structures of objects (getter, setter, constructor, builder).
• Spring Boot DevTools
  • Hot reload for a fast development.

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8. Testing

• Spring Boot Starter Test
  • Framework of unit and integration tests.
  • Includes JUnit, Mockito and Spring Test Utilities.

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How to use the project

• Clone the repository.
• Make sure you have JDK 21 installed.
• Open the folder of the project with IntelliJ or the java IDE of your preference.
• Use the package function of the lifecycle of Maven.
• Run the .jar file in the target folder of the project.

Useful stuff

• API REST: localhost:8080/api/persons and localhost:8080/api/wallets
• Open Api Swagger: localhost:8080/swagger-ui/index.html#/
• Thymeleaf Web CRUD: localhost:8080/login

Endpoints

Method	Endpoints	Description
GET	/api/persons	List all the persons
GET	/api/persons/{id}	Obtains a person matching the id
GET	/api/wallets	List all the wallets
GET	/api/wallets/{id}	Obtains a wallet matching the id
POST	/api/persons	Creates a new person
POST	/api/wallets	Creates a new wallet
PUT	/api/persons/{id}	Modifies an existing person
PUT	/api/wallets/{id}	Modifies an existing wallet
DELETE	/api/persons/{id}	Deletes a person by an id
DELETE	/api/wallets/{id}	Deletes a wallet by an id

Made by Matepore.