package org.apache.lucene.search;/** * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements.  See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF 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. */import org.apache.lucene.util.PriorityQueue;final class PhraseQueue extends PriorityQueue {  PhraseQueue(int size) {    initialize(size);  }  protected final boolean lessThan(Object o1, Object o2) {    PhrasePositions pp1 = (PhrasePositions)o1;    PhrasePositions pp2 = (PhrasePositions)o2;    if (pp1.doc == pp2.doc)       if (pp1.position == pp2.position)        // same doc and pp.position, so decide by actual term positions.         // rely on: pp.position == tp.position - offset.         return pp1.offset < pp2.offset;      else        return pp1.position < pp2.position;    else      return pp1.doc < pp2.doc;  }}