| package org.apache.lucene.index.codecs; |
| |
| /** |
| * 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 java.io.IOException; |
| |
| import org.apache.lucene.index.SegmentInfos; |
| import org.apache.lucene.store.Directory; |
| |
| /** |
| * Specifies an API for classes that can read {@link SegmentInfos} information. |
| * @lucene.experimental |
| */ |
| public abstract class SegmentInfosReader { |
| |
| /** |
| * Read {@link SegmentInfos} data from a directory. |
| * @param directory directory to read from |
| * @param segmentsFileName name of the "segments_N" file |
| * @param codecs current codecs |
| * @param infos empty instance to be populated with data |
| * @throws IOException |
| */ |
| public abstract void read(Directory directory, String segmentsFileName, CodecProvider codecs, SegmentInfos infos) throws IOException; |
| } |