generic apply method constructors

constructor_matching.scala

/**
  * Created by james on 22/01/16.
  */


 sealed class GenericRecommender extends Constructors{


   def apply(constructor: GenericConstructor){
     constructor match{
       case StdOperation(operationType, algorithmID, properties) =>
           ...

       case NewRec(rectType, algorithmID, properties) =>
         
           ...
     }
   }


}


trait Constructors {

  abstract class GenericConstructor

  case class StdOperation(operationType: String,
  algorithmID: String,
  properties: Map[String, String]) extends GenericConstructor

  case class NewRec(recType: String,
  algorithmID: String,
  properties: Map[String, String]) extends GenericConstructor

}