org.apache.jackrabbit.core.query.lucene

Class Ordering

java.lang.Object

org.apache.jackrabbit.core.query.lucene.Ordering

public class Ordering
extends Object

Ordering implements a single ordering specification.

Method Summary

Modifier and Type	Method and Description
static Ordering	fromQOM(OrderingImpl ordering, SharedFieldComparatorSource scs, NamespaceMappings nsMappings) Creates an ordering from a JCR QOM ordering.
Name	getSelectorName()
org.apache.lucene.search.SortField	getSortField()

Methods inherited from class java.lang.Object

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

Method Detail

getSelectorName

public Name getSelectorName()

Returns:

the selector name where this ordering applies to.

getSortField

public org.apache.lucene.search.SortField getSortField()

Returns:

the lucene sort field for this ordering.

fromQOM

public static Ordering fromQOM(OrderingImpl ordering,
                               SharedFieldComparatorSource scs,
                               NamespaceMappings nsMappings)
                        throws RepositoryException

Creates an ordering from a JCR QOM ordering.

Parameters:

ordering - the JCR QOM ordering specification.

scs - the sort comparator source from the search index.

nsMappings - the index internal namespace mappings.

Returns:

an ordering.

Throws:

RepositoryException - if an error occurs while translating the JCR QOM ordering.