lab7
Class ReflectiveVisitor

java.lang.Object
  lab7.ReflectiveVisitor

Direct Known Subclasses:

NodeVisitor

public abstract class ReflectiveVisitor
extends java.lang.Object

A reflective version of Visitor Adapted from http://www.javaworld.com/javaworld/javatips/jw-javatip98.html

Field Summary

static boolean

debug

Constructor Summary

ReflectiveVisitor()

Method Summary

abstract void	defaultVisit(java.lang.Object o)
void	dispatch(java.lang.Object o) Method to accomplish the double-dispatch.
void	perform(AbstractNode n) Method to kick things off.
ReflectiveVisitor	performVisit(AbstractNode n) Better version of perform

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

debug

public static boolean debug

Constructor Detail

ReflectiveVisitor

public ReflectiveVisitor()

Method Detail

defaultVisit

public abstract void defaultVisit(java.lang.Object o)

perform

public void perform(AbstractNode n)

Method to kick things off. Override to do other stuff if you wish

performVisit

public final ReflectiveVisitor performVisit(AbstractNode n)

Better version of perform

dispatch

public final void dispatch(java.lang.Object o)

Method to accomplish the double-dispatch.