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LuceneSearchSortBuilderFactoryImpl.java
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LuceneSearchSortBuilderFactoryImpl.java
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/*
* Hibernate Search, full-text search for your domain model
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.search.backend.lucene.search.sort.impl;
import java.lang.invoke.MethodHandles;
import java.util.List;
import java.util.function.Consumer;
import org.apache.lucene.search.Sort;
import org.apache.lucene.search.SortField;
import org.hibernate.search.backend.lucene.document.model.impl.LuceneIndexSchemaFieldNode;
import org.hibernate.search.backend.lucene.logging.impl.Log;
import org.hibernate.search.backend.lucene.search.impl.IndexSchemaFieldNodeComponentRetrievalStrategy;
import org.hibernate.search.backend.lucene.search.impl.LuceneSearchContext;
import org.hibernate.search.backend.lucene.search.impl.LuceneSearchTargetModel;
import org.hibernate.search.backend.lucene.types.sort.impl.LuceneFieldSortBuilderFactory;
import org.hibernate.search.engine.search.SearchSort;
import org.hibernate.search.engine.search.sort.spi.DistanceSortBuilder;
import org.hibernate.search.engine.search.sort.spi.FieldSortBuilder;
import org.hibernate.search.engine.search.sort.spi.ScoreSortBuilder;
import org.hibernate.search.engine.spatial.GeoPoint;
import org.hibernate.search.util.EventContext;
import org.hibernate.search.util.SearchException;
import org.hibernate.search.util.impl.common.LoggerFactory;
/**
* @author Guillaume Smet
*/
public class LuceneSearchSortBuilderFactoryImpl implements LuceneSearchSortBuilderFactory {
private static final Log log = LoggerFactory.make( Log.class, MethodHandles.lookup() );
private static final SortBuilderFactoryRetrievalStrategy SORT_BUILDER_FACTORY_RETRIEVAL_STRATEGY =
new SortBuilderFactoryRetrievalStrategy();
private final LuceneSearchContext searchContext;
private final LuceneSearchTargetModel searchTargetModel;
public LuceneSearchSortBuilderFactoryImpl(LuceneSearchContext searchContext,
LuceneSearchTargetModel searchTargetModel) {
this.searchContext = searchContext;
this.searchTargetModel = searchTargetModel;
}
@Override
public SearchSort toSearchSort(List<LuceneSearchSortBuilder> builders) {
return new LuceneSearchSort( builders );
}
@Override
public void toImplementation(SearchSort sort, Consumer<? super LuceneSearchSortBuilder> implementationConsumer) {
if ( !( sort instanceof LuceneSearchSort ) ) {
throw log.cannotMixLuceneSearchSortWithOtherSorts( sort );
}
((LuceneSearchSort) sort).getBuilders().forEach( implementationConsumer );
}
@Override
public void contribute(LuceneSearchSortCollector collector, List<LuceneSearchSortBuilder> builders) {
for ( LuceneSearchSortBuilder builder : builders ) {
builder.buildAndContribute( collector );
}
}
@Override
public ScoreSortBuilder<LuceneSearchSortBuilder> score() {
return new LuceneScoreSortBuilder();
}
@Override
public FieldSortBuilder<LuceneSearchSortBuilder> field(String absoluteFieldPath) {
return searchTargetModel
.getSchemaNodeComponent( absoluteFieldPath, SORT_BUILDER_FACTORY_RETRIEVAL_STRATEGY )
.createFieldSortBuilder( searchContext, absoluteFieldPath );
}
@Override
public DistanceSortBuilder<LuceneSearchSortBuilder> distance(String absoluteFieldPath, GeoPoint location) {
return searchTargetModel
.getSchemaNodeComponent( absoluteFieldPath, SORT_BUILDER_FACTORY_RETRIEVAL_STRATEGY )
.createDistanceSortBuilder( absoluteFieldPath, location );
}
@Override
public LuceneSearchSortBuilder indexOrder() {
return LuceneIndexOrderSortBuilder.INSTANCE;
}
@Override
public LuceneSearchSortBuilder fromLuceneSortField(SortField luceneSortField) {
return new LuceneUserProvidedLuceneSortFieldSortBuilder( luceneSortField );
}
@Override
public LuceneSearchSortBuilder fromLuceneSort(Sort luceneSort) {
return new LuceneUserProvidedLuceneSortSortBuilder( luceneSort );
}
private static class SortBuilderFactoryRetrievalStrategy
implements IndexSchemaFieldNodeComponentRetrievalStrategy<LuceneFieldSortBuilderFactory> {
@Override
public LuceneFieldSortBuilderFactory extractComponent(LuceneIndexSchemaFieldNode<?> schemaNode) {
return schemaNode.getSortBuilderFactory();
}
@Override
public boolean areCompatible(LuceneFieldSortBuilderFactory component1,
LuceneFieldSortBuilderFactory component2) {
return component1.isDslCompatibleWith( component2 );
}
@Override
public SearchException createCompatibilityException(String absoluteFieldPath,
LuceneFieldSortBuilderFactory component1, LuceneFieldSortBuilderFactory component2,
EventContext context) {
return log.conflictingFieldTypesForSort( absoluteFieldPath, component1, component2, context );
}
}
}