package uva.TaxForm.AST.NodeExp; import java.util.LinkedList; import uva.TaxForm.AST.Node; public class NodeExp extends Node { public boolean eval() { //TODO: Evaluate the expression and give true/false back if expression is valid/invalid return false; } public void add(Node node) { super.add(node); } public LinkedList<? extends Node> getNodes() { return super.getNodes(); } }