Java Expressions and Assignments

public class NodeMulop extends Node { private String mulop; public NodeMulop(int pos, String mulop) { this.pos=pos; this.mulop=mulop; } public int op(int o1, int o2) throws EvalException { if (mulop.equals("*")) return o1*o2; if (mulop.equals("/")) return o1/o2; throw new EvalException(pos,"bogus mulop: "+mulop); } }