Example-HttpExchange

this is a example code snippet of HttpExchange annotations

user cases:

• normal get request with path params and query params
• dynamically generate url with get requests
• normal post requests with path params and query params, and post body
• dynamically set headers
• TODO: logging - writing customer filters for now, maybe there are better solution later.
• TODO: error handling
  • @ControllerAdvice + @ExceptionHandler is not working for the reactive WebClient
  • using try-catch block for now

Method Arguments:

• URI
• HttpMethod
• @RequestHeader
• @PathVariable
• @RequestBody
• @RequestParam
• @RequestPart
• @CookieValue

Method returns:

• void
• String - string of ResponseBody
• POJO class - result of jackson deserialization of ResponseBody
• HttpHeader
• ResponseEntity<?>
• Mono<?> - non-blocking mode, all above are blocking mode.

dependency

• https://httpbin.org/
• HttpExchange doc