| /* |
| * 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. |
| */ |
| |
| package org.apache.lucene.search; |
| |
| import java.io.IOException; |
| |
| import org.apache.lucene.index.PostingsEnum; |
| |
| /** |
| * A {@link MatchesIterator} over a single term's postings list |
| */ |
| class TermMatchesIterator implements MatchesIterator { |
| |
| private int upto; |
| private int pos; |
| private final PostingsEnum pe; |
| private final Query query; |
| |
| /** |
| * Create a new {@link TermMatchesIterator} for the given term and postings list |
| */ |
| TermMatchesIterator(Query query, PostingsEnum pe) throws IOException { |
| this.pe = pe; |
| this.query = query; |
| this.upto = pe.freq(); |
| } |
| |
| @Override |
| public boolean next() throws IOException { |
| if (upto-- > 0) { |
| pos = pe.nextPosition(); |
| return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public int startPosition() { |
| return pos; |
| } |
| |
| @Override |
| public int endPosition() { |
| return pos; |
| } |
| |
| @Override |
| public int startOffset() throws IOException { |
| return pe.startOffset(); |
| } |
| |
| @Override |
| public int endOffset() throws IOException { |
| return pe.endOffset(); |
| } |
| |
| @Override |
| public MatchesIterator getSubMatches() throws IOException { |
| return null; |
| } |
| |
| @Override |
| public Query getQuery() { |
| return query; |
| } |
| } |