org.elasticsearch.search.facet.DoubleFacetAggregatorBase Maven / Gradle / Ivy
/*
* Licensed to ElasticSearch and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. ElasticSearch 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
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.search.facet;
import org.elasticsearch.index.fielddata.DoubleValues;
import org.elasticsearch.index.fielddata.DoubleValues.Iter;
/**
* Simple Facet aggregator base class for {@link DoubleValues}
*/
public abstract class DoubleFacetAggregatorBase {
private int total;
private int missing;
public void onDoc(int docId, DoubleValues values) {
if (values.hasValue(docId)) {
final Iter iter = values.getIter(docId);
while(iter.hasNext()) {
onValue(docId, iter.next());
total++;
}
} else {
missing++;
}
}
protected abstract void onValue(int docId, double next);
public final int total() {
return total;
}
public final int missing() {
return missing;
}
}