package org.nwapw.abacus.tree; import org.nwapw.abacus.number.NaiveNumber; import org.nwapw.abacus.number.Number; public class NumberNode extends TreeNode { private Number number; public NumberNode(){ number = null; } public NumberNode(double value){ number = new NaiveNumber(value); } public NumberNode(String value){ this(Double.parseDouble(value)); } public Number getNumber() { return number; } }