| /* |
| * 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 java.util.Collection; |
| |
| /** |
| * Reports the positions and optionally offsets of all matching terms in a query |
| * for a single document |
| * |
| * To obtain a {@link MatchesIterator} for a particular field, call {@link #getMatches(String)}. |
| * Note that you can call {@link #getMatches(String)} multiple times to retrieve new |
| * iterators, but it is not thread-safe. |
| * |
| * @lucene.experimental |
| */ |
| public interface Matches extends Iterable<String> { |
| |
| /** |
| * Returns a {@link MatchesIterator} over the matches for a single field, |
| * or {@code null} if there are no matches in that field. |
| */ |
| MatchesIterator getMatches(String field) throws IOException; |
| |
| /** |
| * Returns a collection of Matches that make up this instance; if it is not |
| * a composite, then this returns an empty list |
| */ |
| Collection<Matches> getSubMatches(); |
| |
| } |