org.elasticsearch.search.SearchSortValuesAndFormats Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of elasticsearch Show documentation
Show all versions of elasticsearch Show documentation
Elasticsearch subproject :server
/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
package org.elasticsearch.search;
import org.apache.lucene.util.BytesRef;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.io.stream.Writeable;
import org.elasticsearch.common.lucene.Lucene;
import java.io.IOException;
import java.util.Arrays;
public class SearchSortValuesAndFormats implements Writeable {
private final Object[] rawSortValues;
private final Object[] formattedSortValues;
private final DocValueFormat[] sortValueFormats;
public SearchSortValuesAndFormats(Object[] rawSortValues, DocValueFormat[] sortValueFormats) {
assert rawSortValues.length == sortValueFormats.length;
this.rawSortValues = rawSortValues;
this.sortValueFormats = sortValueFormats;
this.formattedSortValues = Arrays.copyOf(rawSortValues, rawSortValues.length);
for (int i = 0; i < rawSortValues.length; ++i) {
Object sortValue = rawSortValues[i];
if (sortValue instanceof BytesRef) {
this.formattedSortValues[i] = sortValueFormats[i].format((BytesRef) sortValue);
} else if (sortValue instanceof Long) {
this.formattedSortValues[i] = sortValueFormats[i].format((long) sortValue);
} else if (sortValue instanceof Double) {
this.formattedSortValues[i] = sortValueFormats[i].format((double) sortValue);
} else if (sortValue instanceof Float || sortValue instanceof Integer) {
// sort by _score or _doc
this.formattedSortValues[i] = sortValue;
} else {
assert sortValue == null
: "Sort values must be a BytesRef, Long, Integer, Double or Float, but got " + sortValue.getClass() + ": " + sortValue;
this.formattedSortValues[i] = sortValue;
}
}
}
public SearchSortValuesAndFormats(StreamInput in) throws IOException {
this.rawSortValues = in.readArray(Lucene::readSortValue, Object[]::new);
this.formattedSortValues = in.readArray(Lucene::readSortValue, Object[]::new);
this.sortValueFormats = new DocValueFormat[formattedSortValues.length];
for (int i = 0; i < sortValueFormats.length; ++i) {
sortValueFormats[i] = in.readNamedWriteable(DocValueFormat.class);
}
}
@Override
public void writeTo(StreamOutput out) throws IOException {
out.writeArray(Lucene::writeSortValue, rawSortValues);
out.writeArray(Lucene::writeSortValue, formattedSortValues);
for (int i = 0; i < sortValueFormats.length; i++) {
out.writeNamedWriteable(sortValueFormats[i]);
}
}
public Object[] getRawSortValues() {
return rawSortValues;
}
public Object[] getFormattedSortValues() {
return formattedSortValues;
}
public DocValueFormat[] getSortValueFormats() {
return sortValueFormats;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
SearchSortValuesAndFormats that = (SearchSortValuesAndFormats) o;
return Arrays.equals(rawSortValues, that.rawSortValues)
&& Arrays.equals(formattedSortValues, that.formattedSortValues)
&& Arrays.equals(sortValueFormats, that.sortValueFormats);
}
@Override
public int hashCode() {
int result = Arrays.hashCode(rawSortValues);
result = 31 * result + Arrays.hashCode(formattedSortValues);
result = 31 * result + Arrays.hashCode(sortValueFormats);
return result;
}
}