package gw.rating.flow.domain

uses java.util.List
uses java.util.Set
uses java.util.HashSet

abstract class RateTableLookupOperand extends CalcStepValueOperand {

  protected var _tableCode : String as readonly TableCode
  protected var _targetFactors : Set<String> as readonly Factors
  protected var _args : List<RateTableStepArgument>

  construct(code : String, opType : CalcStepOperatorType, facs : List<String>,
            args : List<RateTableStepArgument>, numLeft: int, numRight: int) {              
    super(opType, numLeft, numRight)
    this._targetFactors = new HashSet<String>(facs)
    this._tableCode = code
    this._args = args
  }

  override property get OperandType() : CalcStepOperandType {
    return CalcStepOperandType.TC_RATETABLE
  }

  override function toString() : String {
    return "${_tableCode} ${_args}"
  }
}