HTTP status code and messages

Table 1. HTTP status code
Status-Line Description
100 Continue POST is accepted, 201 should follow
200 OK Success with response body
201 Created POST to create a resource success
202 Accepted POST to create a resource accepted
204 No Content Success without response body
400 Bad Request Invalid request message
403 Forbidden Access to resource denied
404 Not Found Resource target or resource node not found
405 Method Not Allowed Method not allowed for target resource
413 Request Entity Too Large Too-big error
414 Request-URI Too Large Too-big error
415 Unsupported Media Not supported media type
500 Internal Server Error Operation failed. Note: In this case, the response body will contain the application's specific error message.
501 Not Implemented Unknown operation
503 Service Unavailable Recoverable server error