Package org.apache.calcite.rel.rules

Class ProjectCorrelateTransposeRule.RexFieldAccessReplacer

java.lang.Object

org.apache.calcite.rex.RexShuttle

org.apache.calcite.rel.rules.ProjectCorrelateTransposeRule.RexFieldAccessReplacer

All Implemented Interfaces:

RexVisitor<RexNode>

Enclosing class:

ProjectCorrelateTransposeRule

public static class ProjectCorrelateTransposeRule.RexFieldAccessReplacer
extends RexShuttle

Visitor for RexNodes which replaces RexCorrelVariable with specified.

Constructor Summary

Constructors

Constructor	Description
RexFieldAccessReplacer(CorrelationId rexCorrelVariableToReplace, RexCorrelVariable rexCorrelVariable, RexBuilder builder, Map<Integer,Integer> requiredColsMap)

Method Summary

Modifier and Type	Method	Description
RexNode	visitCorrelVariable(RexCorrelVariable variable)
RexNode	visitFieldAccess(RexFieldAccess fieldAccess)

Methods inherited from class org.apache.calcite.rex.RexShuttle

apply, apply, mutate, visitArray, visitCall, visitDynamicParam, visitFieldCollations, visitInputRef, visitList, visitLiteral, visitLocalRef, visitOver, visitPatternFieldRef, visitRangeRef, visitSubQuery, visitTableInputRef, visitWindow

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.calcite.rex.RexVisitor

visitEach, visitList, visitList

Constructor Details

RexFieldAccessReplacer

public RexFieldAccessReplacer(CorrelationId rexCorrelVariableToReplace,
 RexCorrelVariable rexCorrelVariable,
 RexBuilder builder,
 Map<Integer,Integer> requiredColsMap)

Method Details

visitCorrelVariable

public RexNode visitCorrelVariable(RexCorrelVariable variable)

Specified by:

visitCorrelVariable in interface RexVisitor<RexNode>

Overrides:

visitCorrelVariable in class RexShuttle

visitFieldAccess

public RexNode visitFieldAccess(RexFieldAccess fieldAccess)

Specified by:

visitFieldAccess in interface RexVisitor<RexNode>

Overrides:

visitFieldAccess in class RexShuttle