+++ /dev/null
-package org.apache.lucene.facet.search.aggregator.association;
-
-import java.io.IOException;
-
-import org.apache.lucene.facet.enhancements.association.AssociationsPayloadIterator;
-import org.apache.lucene.facet.index.params.CategoryListParams;
-import org.apache.lucene.facet.search.aggregator.Aggregator;
-import org.apache.lucene.index.IndexReader;
-
-/**
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/**
- * An {@link Aggregator} which updates the weight of a category by summing the
- * weights of the float association it finds for every document.
- *
- * @lucene.experimental
- */
-public class AssociationFloatSumAggregator implements Aggregator {
-
- protected final String field;
- protected final float[] sumArray;
- protected final AssociationsPayloadIterator associationsPayloadIterator;
-
- public AssociationFloatSumAggregator(IndexReader reader, float[] sumArray) throws IOException {
- this(CategoryListParams.DEFAULT_TERM.field(), reader, sumArray);
- }
-
- public AssociationFloatSumAggregator(String field, IndexReader reader, float[] sumArray) throws IOException {
- this.field = field;
- associationsPayloadIterator = new AssociationsPayloadIterator(reader, field);
- this.sumArray = sumArray;
- }
-
- public void aggregate(int ordinal) {
- long association = associationsPayloadIterator.getAssociation(ordinal);
- if (association != AssociationsPayloadIterator.NO_ASSOCIATION) {
- sumArray[ordinal] += Float.intBitsToFloat((int) association);
- }
- }
-
- @Override
- public boolean equals(Object obj) {
- if (obj == null || obj.getClass() != this.getClass()) {
- return false;
- }
- AssociationFloatSumAggregator that = (AssociationFloatSumAggregator) obj;
- return that.field.equals(field) && that.sumArray == sumArray;
- }
-
- @Override
- public int hashCode() {
- return field.hashCode();
- }
-
- public void setNextDoc(int docid, float score) throws IOException {
- associationsPayloadIterator.setNextDoc(docid);
- }
-
-}