withSettings
Signature¶
def withSettings(settings: RoutingSettings): Directive0
Description¶
Allows running an inner route using an alternative RoutingSettings
in place of the default one.
The execution context can be extracted in an inner route using extractSettings directly, or used by directives which internally extract the materializer without surfacing this fact in the API.
Example¶
sourceval special = RoutingSettings(system).withFileGetConditional(false)
def sample() =
path("sample") {
// internally uses fileGetConditional setting
getFromFile("example.json")
}
val route =
get {
pathPrefix("special") {
withSettings(special) {
sample() // ETag/`If-Modified-Since` disabled
}
} ~ sample() // ETag/`If-Modified-Since` enabled
}
// tests:
Post("/special/sample") ~> route ~> check {
responseAs[String] shouldEqual s"{}"
}
Get("/sample") ~> route ~> check {
responseAs[String] shouldEqual "{}"
}
sourceimport static org.apache.pekko.http.javadsl.server.Directives.withSettings;
final RoutingSettings special =
RoutingSettings.create(system().settings().config()).withFileGetConditional(false);
// internally uses fileGetConditional setting
final Route sample = path("sample", () -> getFromFile("example.json"));
final Route route =
get(
() ->
Directives.concat(
pathPrefix(
"special",
() ->
// ETag/`If-Modified-Since` disabled
withSettings(special, () -> sample)),
sample // ETag/`If-Modified-Since` enabled
));
// tests:
testRoute(route).run(HttpRequest.GET("/special/sample")).assertEntity("{}");
testRoute(route).run(HttpRequest.GET("/sample")).assertEntity("{}");
1.0.1