Spring Rest -

Handling in Spring REST is a core skill for building modern APIs. In Spring, the POST method is used to send new data to a server, typically to create a new resource . Key Components for a POST Endpoint

Spring's RequestBody and ResponseBody Annotations - Baeldung

: A specialized version of @RequestMapping specifically for HTTP POST requests. Spring REST

: Use @Valid along with Jakarta Bean Validation to ensure incoming data meets quality standards before processing.

: Return a 201 Created status for successful creations rather than a generic 200 OK . Handling in Spring REST is a core skill

: Combines @Controller and @ResponseBody , signaling that the class handles web requests and returns data (like JSON) directly.

: Implement a global exception handler (using @ControllerAdvice ) to return consistent error responses when a POST fails. Consuming POST Services : Use @Valid along with Jakarta Bean Validation

To build a solid POST endpoint, you generally use several key annotations and classes: