package Metamodel;

package BusinessEntityModel {
  class DataType {
  }

  class Action {
  }

  class Class {
  }

  abstract class BusinessEntityPropertySet extends DataType {
  }

  abstract class BusinessRole extends Action {
    !ordered ref BusinessEntityPropertySet[1] characterisedby;
    !ordered ref Class[1] typ;
    !ordered ref Task[*]#associatedWith task;
    !ordered ref BusinessEntity[+]#placehold fille;
  }

  class Task {
    !ordered ref BusinessRole[+]#task associatedWith;
    !ordered ref ArtifactRole[*] needs;
  }

  class ArtifactRole extends BusinessRole {
  }

  class PerformerRole extends BusinessRole {
    !ordered ref Task[1] perform;
  }

  class OrganisationalUnit extends BusinessRole {
  }

  class BusinessEntity extends Class {
    !ordered ref BusinessRole[+]#fille placehold;
  }

}

package PrimitiveTypes {
  datatype Boolean : "";

  datatype Integer : "";

  datatype String : "";

}