net.sf.saffron.opt
Class VisitorRelVisitor

java.lang.Object
  |
  +--net.sf.saffron.rel.RelVisitor
        |
        +--net.sf.saffron.opt.VisitorRelVisitor

public class VisitorRelVisitor

extends RelVisitor

Walks over a tree of relational expressions, walking a RexShuttle over every expression in that tree.

Since:

22 October, 2001

Version:

$Id: //open/saffron/src/net/sf/saffron/opt/VisitorRelVisitor.java#3 $

Author:

jhyde

Field Summary

protected RexShuttle

shuttle

Constructor Summary

VisitorRelVisitor(RexShuttle visitor)

Method Summary

void	visit(SaffronRel p, int ordinal, SaffronRel parent)

Methods inherited from class java.lang.Object

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

Field Detail

shuttle

protected final RexShuttle shuttle

Constructor Detail

VisitorRelVisitor

public VisitorRelVisitor(RexShuttle visitor)

Method Detail

visit

public void visit(SaffronRel p,
                  int ordinal,
                  SaffronRel parent)

Overrides:

visit in class RelVisitor