org.apache.calcite.util.mapping

Class Mappings.FiniteAbstractMapping

java.lang.Object

org.apache.calcite.util.mapping.Mappings.AbstractMapping

org.apache.calcite.util.mapping.Mappings.FiniteAbstractMapping

All Implemented Interfaces:

Iterable<IntPair>, Mapping, Mappings.CoreMapping, Mappings.FunctionMapping, Mappings.SourceMapping, Mappings.TargetMapping

Direct Known Subclasses:

Mappings.PartialMapping

Enclosing class:

Mappings

public abstract static class Mappings.FiniteAbstractMapping
extends Mappings.AbstractMapping

Abstract implementation of mapping where both source and target domains are finite.

Constructor Summary

Constructors

Constructor and Description
FiniteAbstractMapping()

Method Summary

Modifier and Type	Method and Description
boolean	equals(@Nullable Object obj)
int	hashCode()
Iterator<IntPair>	iterator() Returns an iterator over the elements in this mapping.

Methods inherited from class org.apache.calcite.util.mapping.Mappings.AbstractMapping

getSource, getSourceCount, getSourceOpt, getTarget, getTargetCount, getTargetOpt, isIdentity, set, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.calcite.util.mapping.Mapping

clear, getMappingType, size

Methods inherited from interface org.apache.calcite.util.mapping.Mappings.SourceMapping

inverse

Methods inherited from interface org.apache.calcite.util.mapping.Mappings.TargetMapping

inverse

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

FiniteAbstractMapping

public FiniteAbstractMapping()

Method Detail

iterator

public Iterator<IntPair> iterator()

Description copied from interface: Mapping

Returns an iterator over the elements in this mapping.

This method is optional; implementations may throw UnsupportedOperationException.

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(@Nullable Object obj)

Overrides:

equals in class Object