org.eigenbase.rex
Class RexProgramBuilder.RegisterOutputShuttle

java.lang.Object
  org.eigenbase.rex.RexShuttle
      org.eigenbase.rex.RexProgramBuilder.RegisterShuttle
          org.eigenbase.rex.RexProgramBuilder.RegisterOutputShuttle

All Implemented Interfaces:

RexVisitor<RexNode>

Enclosing class:

RexProgramBuilder

private class RexProgramBuilder.RegisterOutputShuttle
extends RexProgramBuilder.RegisterShuttle

Shuttle which walks over an expression, registering each sub-expression. Each RexInputRef is assumed to refer to an output of the program.

Field Summary

private List<RexNode>

localExprList

Constructor Summary

RexProgramBuilder.RegisterOutputShuttle(List<RexNode> localExprList)

Method Summary

RexNode	visitInputRef(RexInputRef input)
RexNode	visitLocalRef(RexLocalRef local)

Methods inherited from class org.eigenbase.rex.RexProgramBuilder.RegisterShuttle

visitCall, visitCorrelVariable, visitDynamicParam, visitFieldAccess, visitLiteral, visitOver

Methods inherited from class org.eigenbase.rex.RexShuttle

apply, apply, visitArray, visitRangeRef, visitWindow

Methods inherited from class java.lang.Object

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

Field Detail

localExprList

private final List<RexNode> localExprList

Constructor Detail

RexProgramBuilder.RegisterOutputShuttle

public RexProgramBuilder.RegisterOutputShuttle(List<RexNode> localExprList)

Method Detail

visitInputRef

public RexNode visitInputRef(RexInputRef input)

Specified by:

visitInputRef in interface RexVisitor<RexNode>

Overrides:

visitInputRef in class RexShuttle

visitLocalRef

public RexNode visitLocalRef(RexLocalRef local)

Specified by:

visitLocalRef in interface RexVisitor<RexNode>

Overrides:

visitLocalRef in class RexShuttle