Top "Spray-json" questions

Relates to the spray-json Scala library.

Parsing a simple array with Spray-json

I'm trying (and failing) to get my head around how spray-json converts json feeds into objects. If I have a …

scala spray spray-json
akka-http error: could not find implicit value for parameter um: akka.http.scaladsl.unmarshalling.FromRequestUnmarshaller

I know that has been asked already, but I can't seem to find an answer. Here is my code : import …

spray-json akka-http
akka-http : could not find implicit value for parameter unmarshalling

My spray json support looks like this object MarshallingSupport extends SprayJsonSupport { implicit def json4sFormats: Formats = DefaultFormats } And in my …

scala akka spray spray-json akka-http
spray-json and list marshalling

I'm using spray-json to marshal lists of custom objects into JSON. I have the following case class and its JsonProtocol. …

scala scala-2.10 spray spray-json
Spray won't convert my case class to json and expect a spray.httpx.marshalling.ToResponseMarshallable

I'm trying to reprocude this or this, but I keep getting an error I am not able to fix... First …

scala spray spray-json
spray-json cannot marshal Map[String,String]

I have the following route setup, but when my map is returned in the first complete block I get an …

scala spray-json
Providing a JsonFormat for a Sequence of Objects

i`m trying here to find some help to apply an JsonFormat extended of the DefaultJsonProtocol to an class containing …

json scala spray spray-json