org.eigenbase.rex
Class RexPermutationShuttle

java.lang.Object
  org.eigenbase.rex.RexShuttle
      org.eigenbase.rex.RexPermutationShuttle

All Implemented Interfaces:

RexVisitor<RexNode>

public class RexPermutationShuttle
extends RexShuttle

Visitor which replaces RexLocalRef objects after the expressions in a RexProgram have been reordered.

Version:

$Id: //open/dev/farrago/src/org/eigenbase/rex/RexPermutationShuttle.java#5 $

Author:

jhyde

See Also:

RexPermuteInputsShuttle

Field Summary

private Permutation

permutation

Constructor Summary

RexPermutationShuttle(Permutation permutation)

Method Summary

RexNode

visitLocalRef(RexLocalRef local)

Methods inherited from class org.eigenbase.rex.RexShuttle

apply, apply, visitArray, visitCall, visitCorrelVariable, visitDynamicParam, visitFieldAccess, visitInputRef, visitLiteral, visitOver, visitRangeRef, visitWindow

Methods inherited from class java.lang.Object

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

Field Detail

permutation

private final Permutation permutation

Constructor Detail

RexPermutationShuttle

public RexPermutationShuttle(Permutation permutation)

Method Detail

visitLocalRef

public RexNode visitLocalRef(RexLocalRef local)

Specified by:

visitLocalRef in interface RexVisitor<RexNode>

Overrides:

visitLocalRef in class RexShuttle