Snippet

Creating a Simple REST Controller

The @RestController annotation marks a class as a web controller where every method returns data directly to the HTTP response body instead of rendering a template.

snippet.java

java

@RestController
public class WelcomeController {
    @GetMapping("/welcome")
    public String welcome() {
        return "Welcome to Spring Boot!";
    }
}

spring

Breakdown

@RestController

Combines @Controller and @ResponseBody, meaning data is returned directly.

@GetMapping("/welcome")

Maps HTTP GET requests to the specified path.

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Creating a Simple REST Controller

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