mapResponseEntity
Description
The mapResponseEntity
directive is used as a building block for Custom Directives to transform a response entity that was generated by the inner route.
See Response Transforming Directives for similar directives.
Example
- Scala
-
def prefixEntity(entity: ResponseEntity): ResponseEntity = entity match { case HttpEntity.Strict(contentType, data) => HttpEntity.Strict(contentType, ByteString("test") ++ data) case _ => throw new IllegalStateException("Unexpected entity type") } val prefixWithTest: Directive0 = mapResponseEntity(prefixEntity) val route = prefixWithTest(complete("abc")) // tests: Get("/") ~> route ~> check { responseAs[String] shouldEqual "testabc" }
- Java