Opus5
Class AbstractVisitor

java.lang.Object
  |
  +--Opus5.AbstractVisitor

All Implemented Interfaces:

Visitor

public abstract class AbstractVisitor

extends java.lang.Object

implements Visitor

The AbstractVisitor class is the base class from which all concrete visitor classes are derived. This abstract class provides default implementations for the methods declared in the Visitor interface.

Version:

$Id: AbstractVisitor.java,v 3.1 1998/07/28 01:32:17 brpreiss Exp $

Author:

Bruno R. Preiss, P.Eng.

See Also:

Visitor

Fields inherited from interface Opus5.Visitor

copyright

Constructor Summary

AbstractVisitor()

Method Summary

boolean	isDone() Tests if this visitor is done.
void	visit(java.lang.Object object) Visits the specified object.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractVisitor

public AbstractVisitor()

Method Detail

visit

public void visit(java.lang.Object object)

Visits the specified object. The default implementation does nothing.

Specified by:

visit in interface Visitor

Parameters:

object - The object to visit.

isDone

public boolean isDone()

Tests if this visitor is done. The default implementation always returns false.

Specified by:

isDone in interface Visitor

Returns:

True if this visitor is done.