Packages

•  package root

  Definition Classes

  root

•  package little

  Definition Classes

  root

•  package json

  Definition Classes

  little

•  package rpc

  Defines API for JSON-RPC 2.0.

  Defines API for JSON-RPC 2.0.

  import little.json.{ Json, JsonOutput }
  import little.json.Implicits._
  import little.json.rpc._
  
  case class Problem(values: Int*)
  case class Answer(value: Int)
  
  // Used when creating "params" in request
  implicit val problemOutput: JsonOutput[Problem] = {
    problem => Json.toJson(problem.values)
  }
  
  // Used when creating "result" in response
  implicit val answerOutput: JsonOutput[Answer] = {
    answer => Json.obj("answer" -> answer.value)
  }
  
  val request = JsonRpcRequest(
    version = "2.0",
    id = "590d24ae-500a-486c-8d73-8035e78529bd",
    method = "sum",
    params = Problem(1, 2, 3) // Uses problemOutput
  )
  
  val response = JsonRpcResponse(
    version = request.version,
    id = request.id,
    result = request.method match {
      case "sum" =>
        // Sets result
        request.params
          .map(_.as[Array[Int]])
          .map(_.sum)
          .map(Answer(_))
          .map(JsonRpcResult(_)) // Uses answerOutput
          .get
      case name =>
        // Or sets error
        JsonRpcResult(MethodNotFound(name))
    }
  )

  Definition Classes

  json

• ArrayBuilderCompanion
• ArrayContextWriter
• BuilderCompanion
• ContextWriter
• Implicits
• Json
• JsonAdapter
• JsonInput
• JsonOutput
• ObjectBuilderCompanion
• ObjectContextWriter

little.json

ObjectContextWriter 