org.eigenbase.rex
Class RexProgramBuilder.RegisterMidputShuttle

java.lang.Object
  org.eigenbase.rex.RexShuttle
      org.eigenbase.rex.RexProgramBuilder.RegisterShuttle
          org.eigenbase.rex.RexProgramBuilder.RegisterInputShuttle
              org.eigenbase.rex.RexProgramBuilder.RegisterMidputShuttle

All Implemented Interfaces:

RexVisitor<RexNode>

Enclosing class:

RexProgramBuilder

private class RexProgramBuilder.RegisterMidputShuttle
extends RexProgramBuilder.RegisterInputShuttle

Extension to RexProgramBuilder.RegisterInputShuttle which allows expressions to be in terms of inputs or previous common sub-expressions.

Field Summary

private List<RexNode>

localExprList

Constructor Summary

protected

RexProgramBuilder.RegisterMidputShuttle(boolean valid, List<RexNode> localExprList)

Method Summary

RexNode

visitLocalRef(RexLocalRef local)

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

visitInputRef

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.RegisterMidputShuttle

protected RexProgramBuilder.RegisterMidputShuttle(boolean valid,
                                                  List<RexNode> localExprList)

Method Detail

visitLocalRef

public RexNode visitLocalRef(RexLocalRef local)

Specified by:

visitLocalRef in interface RexVisitor<RexNode>

Overrides:

visitLocalRef in class RexProgramBuilder.RegisterInputShuttle