org.apache.solr.analytics.facet.compare

Class ExpressionComparator<T extends Comparable<T>>

java.lang.Object

org.apache.solr.analytics.facet.compare.FacetResultsComparator

org.apache.solr.analytics.facet.compare.ExpressionComparator<T>

All Implemented Interfaces:

Comparator<SortableFacet.FacetBucket>

public class ExpressionComparator<T extends Comparable<T>>
extends FacetResultsComparator

A comparator used to sort the facet-value buckets of facet.

Field Summary

Fields inherited from class org.apache.solr.analytics.facet.compare.FacetResultsComparator

resultMult

Constructor Summary

Constructors

Constructor and Description
ExpressionComparator(String expression) Create an entry comparator comparing the given expression.

Method Summary

Modifier and Type	Method and Description
int	compare(SortableFacet.FacetBucket b1, SortableFacet.FacetBucket b2) Compare one facet bucket to another.

Methods inherited from class org.apache.solr.analytics.facet.compare.FacetResultsComparator

setDirection

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

ExpressionComparator

public ExpressionComparator(String expression)

Create an entry comparator comparing the given expression.

Parameters:

expression - the name of the expression results to compare

Method Detail

compare

public int compare(SortableFacet.FacetBucket b1,
                   SortableFacet.FacetBucket b2)

Description copied from class: FacetResultsComparator

Compare one facet bucket to another.

Specified by:

compare in interface Comparator<SortableFacet.FacetBucket>

Specified by:

compare in class FacetResultsComparator

Parameters:

b1 - the first bucket to compare

b2 - the second bucket to compare