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spring-boot-3

Provide Spring Boot 3 patterns for configuration, dependency injection, and REST controllers.

2|Updated Aug 2, 2023
Search Tags:#api#backend#configuration#java#transactions#dependency injection#spring boot
One-click install
npx skills add https://github.com/ic-facet/gestion-programas-asignatura --skill spring-boot-3-ic-facet
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: spring-boot-3
Source: https://github.com/ic-facet/gestion-programas-asignatura/tree/main/.cursor/skills/spring-boot-3
Command: npx skills add https://github.com/ic-facet/gestion-programas-asignatura --skill spring-boot-3-ic-facet

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill provides guidance and code examples for building robust and maintainable Spring Boot 3 applications, focusing on configuration, dependency injection, and web service implementation.

Core Features & Use Cases

  • Configuration Management: Demonstrates typed configuration properties with validation using @ConfigurationProperties.
  • Dependency Injection: Enforces constructor injection as the preferred method for wiring beans.
  • Transaction Management: Guides on applying @Transactional at the service layer for proper transaction boundaries.
  • RESTful APIs: Provides examples for creating REST controllers using DTO records.
  • Use Case: When starting a new Spring Boot 3 microservice, load this skill to ensure adherence to best practices for configuration, DI, and transactional behavior from the outset.

Quick Start

Load this skill when building a Spring Boot 3.3+ service or API.

Frequently Asked Questions about spring-boot-3

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I configure typed configuration properties with validation in Spring Boot 3?▼

Typed configuration properties in Spring Boot 3 use the @ConfigurationProperties annotation to bind external values to Java objects. Schema validation ensures invalid configurations fail fast during application startup.

What is the best way to wire beans with dependency injection in Spring Boot 3.3+?▼

Constructor injection is the preferred method for wiring beans in Spring Boot 3.3+. Declaring dependencies as constructor parameters enforces immutability and makes components easier to test.

Where should I apply @Transactional for proper transaction boundaries in Spring Boot?▼

Apply @Transactional at the service layer to define proper transaction boundaries in Spring Boot. This ensures database operations within a service method execute atomically.

How do I implement REST controllers using DTO records in Spring Boot 3?▼

Implement REST controllers in Spring Boot 3 by mapping HTTP endpoints to methods that accept and return DTO records. Java records provide immutable data transfer objects for web service payloads.

Does Spring Boot 3 require specific practices for building maintainable web services?▼

Building maintainable web services in Spring Boot 3 requires typed configuration properties, constructor injection, service-layer transaction boundaries, and DTO records for REST controllers.

Why use typed configuration properties instead of @Value in Spring Boot applications?▼

Typed configuration properties in Spring Boot group related settings into structured objects with built-in validation, unlike @Value which injects single values without schema enforcement.

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