Package org.apache.calcite.rex

Class RexSimplify.CaseBranch

java.lang.Object

org.apache.calcite.rex.RexSimplify.CaseBranch

Enclosing class:

RexSimplify

static final class RexSimplify.CaseBranch
extends java.lang.Object

Object to describe a Case branch

Field Summary

Fields

Modifier and Type	Field	Description
private RexNode	cond
private RexNode	value

Constructor Summary

Constructors

Constructor	Description
CaseBranch(RexNode cond, RexNode value)

Method Summary

Modifier and Type	Method	Description
private static java.util.List<RexSimplify.CaseBranch>	fromCaseOperands(RexBuilder rexBuilder, java.util.List<RexNode> operands)	Given "CASE WHEN p1 THEN v1 ...
private static java.util.List<RexNode>	toCaseOperands(RexBuilder rexBuilder, java.util.List<RexSimplify.CaseBranch> branches)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

cond

private final RexNode cond

value

private final RexNode value

Constructor Detail

CaseBranch

CaseBranch(RexNode cond,
           RexNode value)

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

fromCaseOperands

private static java.util.List<RexSimplify.CaseBranch> fromCaseOperands(RexBuilder rexBuilder,
                                                                       java.util.List<RexNode> operands)

Given "CASE WHEN p1 THEN v1 ... ELSE e END" returns [(p1, v1), ..., (true, e)].

toCaseOperands

private static java.util.List<RexNode> toCaseOperands(RexBuilder rexBuilder,
                                                      java.util.List<RexSimplify.CaseBranch> branches)