}
public AccumulateNode buildAccumulateNode(int id, LeftTupleSource leftInput, ObjectSource rightInput,
AlphaNodeFieldConstraint[] resultConstraints, BetaConstraints sourceBinder,
BetaConstraints resultBinder, Accumulate accumulate, boolean unwrapRightObject, BuildContext context ) {
return new AccumulateNode( id, leftInput, rightInput, resultConstraints, sourceBinder,resultBinder, accumulate, unwrapRightObject, context );
}