org.elasticsearch.search.aggregations.bucket.terms.support.BucketPriorityQueue Maven / Gradle / Ivy
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package org.elasticsearch.search.aggregations.bucket.terms.support;
import org.apache.lucene.util.PriorityQueue;
import org.elasticsearch.search.aggregations.bucket.terms.Terms;
import java.util.Comparator;
public class BucketPriorityQueue extends PriorityQueue {
private final Comparator comparator;
public BucketPriorityQueue(int size, Comparator comparator) {
super(size);
this.comparator = comparator;
}
@Override
protected boolean lessThan(Terms.Bucket a, Terms.Bucket b) {
return comparator.compare(a, b) > 0; // reverse, since we reverse again when adding to a list
}
}