org.elasticsearch.index.field.data.doubles.DoubleFieldDataType Maven / Gradle / Ivy
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/*
* Licensed to Elastic Search and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Elastic Search 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.
*/
package org.elasticsearch.index.field.data.doubles;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.search.FieldComparator;
import org.apache.lucene.search.FieldComparatorSource;
import org.elasticsearch.index.cache.field.data.FieldDataCache;
import org.elasticsearch.index.field.data.FieldDataType;
import java.io.IOException;
/**
* @author kimchy (shay.banon)
*/
public class DoubleFieldDataType implements FieldDataType {
@Override public Class fieldDataClass() {
return DoubleFieldData.class;
}
@Override public FieldComparatorSource newFieldComparatorSource(final FieldDataCache cache) {
return new FieldComparatorSource() {
@Override public FieldComparator newComparator(String fieldname, int numHits, int sortPos, boolean reversed) throws IOException {
return new DoubleFieldDataComparator(numHits, fieldname, cache);
}
};
}
@Override public DoubleFieldData load(IndexReader reader, String fieldName) throws IOException {
return DoubleFieldData.load(reader, fieldName);
}
}