RexProgramBuilder.RegisterMidputShuttle (Apache Calcite API)

java.lang.Object
- org.apache.calcite.rex.RexShuttle
- - org.apache.calcite.rex.RexProgramBuilder.RegisterShuttle
  - - org.apache.calcite.rex.RexProgramBuilder.RegisterInputShuttle
    - - org.apache.calcite.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
  
  Fields
  Modifier and Type Field Description
  
  private java.util.List<RexNode> localExprList
- Constructor Summary
  
  Constructors
  Modifier Constructor Description
  
  protected RegisterMidputShuttle(boolean valid, java.util.List<RexNode> localExprList)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  RexNode visitLocalRef(RexLocalRef local)
  - Methods inherited from class org.apache.calcite.rex.RexProgramBuilder.RegisterInputShuttle
    visitInputRef
  - Methods inherited from class org.apache.calcite.rex.RexProgramBuilder.RegisterShuttle
    visitCall, visitCorrelVariable, visitDynamicParam, visitFieldAccess, visitLiteral, visitOver
  - Methods inherited from class org.apache.calcite.rex.RexShuttle
    apply, apply, apply, mutate, visitArray, visitFieldCollations, visitList, visitList, visitPatternFieldRef, visitRangeRef, visitSubQuery, visitTableInputRef, visitWindow
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

localExprList

private final java.util.List<RexNode> localExprList

Constructor Detail

RegisterMidputShuttle

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

Method Detail
- visitLocalRef
```
public RexNode visitLocalRef(RexLocalRef local)
```
  Specified by:
  
  visitLocalRef in interface RexVisitor<RexNode>
  
  Overrides:
  
  visitLocalRef in class RexProgramBuilder.RegisterInputShuttle