Spring Boot REST API Guide
Spring Boot REST API Overview
Introduction to Spring Boot REST
Spring Boot makes it easy to create stand-alone, production-grade Spring-based applications. This guide will help you build RESTful APIs using Spring Boot, covering essential configurations and best practices.
Creating a REST API with Spring Boot
Example REST Controller
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class HelloController {
@GetMapping("/hello")
public String sayHello() {
return "Hello, World!";
}
}Handling Requests and Responses
Request and Response Example
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
@PostMapping("/users")
public User createUser(@RequestBody User user) {
return userService.save(user);
}Best Practices for REST APIs
REST API Best Practices
- Use meaningful resource names in URLs.
- Implement proper HTTP status codes.
- Use versioning for your APIs.
- Document your API endpoints clearly.
