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FloatValuesComparator.java
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FloatValuesComparator.java
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/*
* 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
* "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.fielddata.fieldcomparator;
import org.elasticsearch.index.fielddata.IndexNumericFieldData;
import java.io.IOException;
/**
*/
public final class FloatValuesComparator extends DoubleValuesComparatorBase<Float> {
private final float[] values;
public FloatValuesComparator(IndexNumericFieldData<?> indexFieldData, float missingValue, int numHits, SortMode sortMode) {
super(indexFieldData, missingValue, sortMode);
assert indexFieldData.getNumericType().requiredBits() <= 32;
this.values = new float[numHits];
}
@Override
public int compare(int slot1, int slot2) {
final float v1 = values[slot1];
final float v2 = values[slot2];
return Float.compare(v1, v2);
}
@Override
public void setBottom(int slot) {
this.bottom = values[slot];
}
@Override
public void copy(int slot, int doc) throws IOException {
values[slot] = (float) readerValues.getValueMissing(doc, missingValue);
}
@Override
public Float value(int slot) {
return Float.valueOf(values[slot]);
}
@Override
public void add(int slot, int doc) {
values[slot] += (float) readerValues.getValueMissing(doc, missingValue);
}
@Override
public void divide(int slot, int divisor) {
values[slot] /= divisor;
}
}