public ObjectId toObjectId() {return isComplete() ? new ObjectId(w1, w2, w3, w4, w5) : null;}

public ObjectId toObjectId ( ) { return isComplete ( ) ? new ObjectId ( w1 , w2 , w3 , w4 , w5 ) : null ; }
public ObjectId ToObjectId(){return IsComplete ? new ObjectId(w1, w2, w3, w4, w5) : null;}
