Package org.apache.calcite.materialize

Class TileKey

java.lang.Object

org.apache.calcite.materialize.TileKey

public class TileKey
extends java.lang.Object

Definition of a particular combination of dimensions and measures of a lattice that is the basis of a materialization.

Holds similar information to a Lattice.Tile but a lattice is immutable and tiles are not added after their creation.

Field Summary

Fields

Modifier and Type	Field	Description
ImmutableBitSet	dimensions
Lattice	lattice
com.google.common.collect.ImmutableList<Lattice.Measure>	measures

Constructor Summary

Constructors

Constructor	Description
TileKey(Lattice lattice, ImmutableBitSet dimensions, com.google.common.collect.ImmutableList<Lattice.Measure> measures)	Creates a TileKey.

Method Summary

Modifier and Type	Method	Description
boolean	equals(java.lang.Object obj)
int	hashCode()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

lattice

public final Lattice lattice

dimensions

public final ImmutableBitSet dimensions

measures

public final com.google.common.collect.ImmutableList<Lattice.Measure> measures

Constructor Detail

TileKey

public TileKey(Lattice lattice,
               ImmutableBitSet dimensions,
               com.google.common.collect.ImmutableList<Lattice.Measure> measures)

Creates a TileKey.

Method Detail

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object