What is a 204 message?
The HTTP 204 No Content success status response code indicates that a request has succeeded, but that the client doesn’t need to navigate away from its current page. This might be used, for example, when implementing “save and continue editing” functionality for a wiki site.
Should Put return 200 or 204?
200 OK – This is the most appropriate code for most use-cases. 204 No Content – A proper code for updates that don’t return data to the client, for example when just saving a currently edited document.
Can a 204 response have a body?
A 204 response is terminated by the first empty line after the header fields because it cannot contain a message body.
When should I use 204 Rest?
A 204 can also be used as a response to a POST request where some action was carried out by the server without necessarily creating any new resource (which would have implied a 201 CREATED), or where it’s for some other reason not relevant to return any resource.
How do I fix 204 No Content response?
By default, 204 (No Content) the response is cacheable. If caching needs to be overridden then the response must include cache respective cache headers. For example, you may want to return status 204 (No Content) in UPDATE operations where request payload is large enough not to transport back and forth.
How do I avoid 204 status code?
The server has fulfilled the request but does not need to return an entity-body, and might want to return updated metainformation. The response MAY include new or updated metainformation in the form of entity-headers, which if present SHOULD be associated with the requested variant.
How do you handle 204 no content response?
Should delete return 204?
For a DELETE request: HTTP 200 or HTTP 204 should imply “resource deleted successfully”. HTTP 202 can also be returned which would imply that the instruction was accepted by the server and the “resource was marked for deletion”.
Should get return 204?
The 204 (No Content) status code indicates that the server has successfully fulfilled the request and that there is no additional content to send in the response payload body. While 200 OK being a valid and the most common answer, returning a 204 No Content could make sense as there is absolutely nothing to return.
How do you handle a 204 response?
The server might want to return updated meta-information in the form of entity headers, which, if present, SHOULD be applied to the current document’s active view if any. The 204 response MUST NOT include a message-body and thus is always terminated by the first empty line after the header fields.
Should delete return 200?
A successful response of DELETE requests SHOULD be an HTTP response code 200 (OK) if the response includes an entity describing the status, 202 (Accepted) if the action has been queued, or 204 (No Content) if the action has been performed but the response does not include an entity. DELETE operations are idempotent.
When to use the 204 no content response?
This might be used, for example, when implementing “save and continue editing” functionality for a wiki site. In this case a PUT request would be used to save the page, and the 204 No Content response would be sent to indicate that the editor should not be replaced by some other page.
What does 204 mean in a GET request?
Returning 204 (No Content) as a response to a GET request is a bit weird, but probably not completely unheard of. Such a resource would represent a flag or semaphore, where the existence of the resource (as opposed to a 404 (Not Found)) signifies something.
When to use 204 responses in HTTP PUT request?
An HTTP PUT request is often intended to update the state of a particular resource. Instead of returning 204 (No Content), the API should be courteous and return the new state of the resource.
Can a REST API return 204 no content responses?
In order to be as supportive of the client as possible, a REST API should not return 204 (No Content) responses. From the service’s perspective, a 204 (No Content) response may be a perfectly valid response to a POST, PUT or DELETE request. Particularly, for a DELETE request it seems very appropriate, because what else can you say?