Package org.apache.calcite.rex

Class RexUtil.ExprSimplifier

java.lang.Object

org.apache.calcite.rex.RexShuttle

org.apache.calcite.rex.RexUtil.ExprSimplifier

All Implemented Interfaces:

RexVisitor<RexNode>

Enclosing class:

RexUtil

@Deprecated
public static class RexUtil.ExprSimplifier
extends RexShuttle

Deprecated.

Deep expressions simplifier.

This class is broken because it does not change the value of RexUnknownAs as it recurses into an expression. Do not use.

Field Summary

Fields

Modifier and Type	Field	Description
private boolean	matchNullability	Deprecated.
private RexSimplify	simplify	Deprecated.
private RexUnknownAs	unknownAs	Deprecated.
private java.util.Map<RexNode,RexUnknownAs>	unknownAsMap	Deprecated.

Constructor Summary

Constructors

Constructor	Description
ExprSimplifier(RexSimplify simplify)	Deprecated.
ExprSimplifier(RexSimplify simplify, boolean matchNullability)	Deprecated.
ExprSimplifier(RexSimplify simplify, RexUnknownAs unknownAs, boolean matchNullability)	Deprecated.

Method Summary

Modifier and Type	Method	Description
RexNode	visitCall(RexCall call)	Deprecated.

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

apply, apply, apply, mutate, visitArray, visitCorrelVariable, visitDynamicParam, visitFieldAccess, visitFieldCollations, visitInputRef, visitList, 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

Field Detail

simplify

private final RexSimplify simplify

Deprecated.

unknownAsMap

private final java.util.Map<RexNode,RexUnknownAs> unknownAsMap

Deprecated.

unknownAs

private final RexUnknownAs unknownAs

Deprecated.

matchNullability

private final boolean matchNullability

Deprecated.

Constructor Detail

ExprSimplifier

public ExprSimplifier(RexSimplify simplify)

Deprecated.

ExprSimplifier

public ExprSimplifier(RexSimplify simplify,
                      boolean matchNullability)

Deprecated.

ExprSimplifier

public ExprSimplifier(RexSimplify simplify,
                      RexUnknownAs unknownAs,
                      boolean matchNullability)

Deprecated.

Method Detail

visitCall

public RexNode visitCall(RexCall call)

Deprecated.

Specified by:

visitCall in interface RexVisitor<RexNode>

Overrides:

visitCall in class RexShuttle