org.apache.calcite.rel

Class RelNodes.RelNodeComparator

java.lang.Object

org.apache.calcite.rel.RelNodes.RelNodeComparator

All Implemented Interfaces:

Comparator<RelNode>

Enclosing class:

RelNodes

private static class RelNodes.RelNodeComparator
extends Object
implements Comparator<RelNode>

Arbitrary stable comparator for RelNodes.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	RelNodeComparator()

Method Summary

Modifier and Type	Method and Description
int	compare(RelNode o1, RelNode o2)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

RelNodeComparator

private RelNodeComparator()

Method Detail

compare

public int compare(RelNode o1,
                   RelNode o2)

Specified by:

compare in interface Comparator<RelNode>