| /******************************************************************************* |
| * Copyright (c) 2010-2014 SAP AG and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * SAP AG - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.skalli.core.search; |
| |
| import org.apache.lucene.search.ScoreDoc; |
| import org.apache.lucene.util.PriorityQueue; |
| |
| final class SearchHitQueue extends PriorityQueue<ScoreDoc> { |
| |
| private boolean prePopulate; |
| |
| SearchHitQueue(int size, boolean prePopulate) { |
| this.prePopulate = prePopulate; |
| initialize(size); |
| } |
| |
| @Override |
| protected ScoreDoc getSentinelObject() { |
| return !prePopulate ? null : new ScoreDoc(Integer.MAX_VALUE, Float.NEGATIVE_INFINITY); |
| } |
| |
| @Override |
| protected boolean lessThan(ScoreDoc hitA, ScoreDoc hitB) { |
| if (hitA.score == hitB.score) { |
| return hitA.doc > hitB.doc; |
| } else { |
| return hitA.score < hitB.score; |
| } |
| } |
| } |
