Snippet

Receiving JSON Data with @RequestBody

The @RequestBody annotation tells Spring to deserialize the incoming JSON request body into a Java object.

snippet.java

java

@PostMapping("/api/submit")
public String process(@RequestBody Feedback feedback) {
    return "Received feedback from: " + feedback.getEmail();
}

spring

Breakdown

@PostMapping("/api/submit")

Handles HTTP POST requests for creating or processing data.

@RequestBody Feedback feedback

Converts the JSON body into a 'Feedback' object.