Package org.hibernate.search.backend.lucene.lowlevel.docvalues.impl

Class JoiningTextMultiValuesSource

java.lang.Object

org.hibernate.search.backend.lucene.lowlevel.docvalues.impl.TextMultiValuesSource

org.hibernate.search.backend.lucene.lowlevel.docvalues.impl.JoiningTextMultiValuesSource

public abstract class JoiningTextMultiValuesSource
extends TextMultiValuesSource

A source of TextMultiValues that automatically fetches values from nested documents if necessary.

Field Summary

Fields

Modifier and Type	Field	Description
protected NestedDocsProvider	nestedDocsProvider

Constructor Summary

Constructors

Constructor	Description
JoiningTextMultiValuesSource(NestedDocsProvider nestedDocsProvider)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
static JoiningTextMultiValuesSource	fromField(String field, NestedDocsProvider nested)	Creates a JoiningTextMultiValuesSource that wraps a text-valued field
protected abstract org.apache.lucene.index.SortedSetDocValues	getSortedSetDocValues(org.apache.lucene.index.LeafReaderContext ctx)
TextMultiValues	getValues(org.apache.lucene.index.LeafReaderContext ctx)
int	hashCode()
protected TextMultiValues	select(org.apache.lucene.index.SortedSetDocValues values, ChildDocIds childDocsWithValues)

Methods inherited from class java.lang.Object

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

Field Detail

nestedDocsProvider

protected final NestedDocsProvider nestedDocsProvider

Constructor Detail

JoiningTextMultiValuesSource

public JoiningTextMultiValuesSource(NestedDocsProvider nestedDocsProvider)

Method Detail

fromField

public static JoiningTextMultiValuesSource fromField(String field,
                                                     NestedDocsProvider nested)

Creates a JoiningTextMultiValuesSource that wraps a text-valued field

Parameters:

field - the field

nested - the nested provider

Returns:

A JoiningTextMultiValuesSource

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

getValues

public TextMultiValues getValues(org.apache.lucene.index.LeafReaderContext ctx)
                          throws IOException

Specified by:

getValues in class TextMultiValuesSource

Returns:

a TextMultiValues instance for the passed-in LeafReaderContext.

Throws:

IOException

getSortedSetDocValues

protected abstract org.apache.lucene.index.SortedSetDocValues getSortedSetDocValues(org.apache.lucene.index.LeafReaderContext ctx)
                                                                             throws IOException

Throws:

IOException

select

protected TextMultiValues select(org.apache.lucene.index.SortedSetDocValues values,
                                 ChildDocIds childDocsWithValues)