parameter

parameter

Extracts a query parameter value from the request.

§Description

See parameter for a detailed description of this directive.

See When to use which parameter directive? to understand when to use which directive.

§Example

final Route route = parameter("color", color ->
  complete("The color is '" + color + "'")
);
 
// tests:
testRoute(route).run(HttpRequest.GET("/?color=blue"))
  .assertEntity("The color is 'blue'");
 
testRoute(route).run(HttpRequest.GET("/"))
  .assertStatusCode(StatusCodes.NOT_FOUND)
  .assertEntity("Request is missing required query parameter 'color'");

Contents

Description
Example