1 package org.apache.lucene.index;
4 * Licensed to the Apache Software Foundation (ASF) under one or more
5 * contributor license agreements. See the NOTICE file distributed with
6 * this work for additional information regarding copyright ownership.
7 * The ASF licenses this file to You under the Apache License, Version 2.0
8 * (the "License"); you may not use this file except in compliance with
9 * the License. You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
20 import org.apache.lucene.store.Directory;
22 import java.io.IOException;
24 import java.util.Collection;
26 class ReadOnlyDirectoryReader extends DirectoryReader {
27 ReadOnlyDirectoryReader(Directory directory, SegmentInfos sis, IndexDeletionPolicy deletionPolicy, int termInfosIndexDivisor,
28 Collection<ReaderFinishedListener> readerFinishedListeners) throws IOException {
29 super(directory, sis, deletionPolicy, true, termInfosIndexDivisor, readerFinishedListeners);
32 ReadOnlyDirectoryReader(Directory directory, SegmentInfos infos, SegmentReader[] oldReaders, int[] oldStarts, Map<String,byte[]> oldNormsCache, boolean doClone,
33 int termInfosIndexDivisor, Collection<ReaderFinishedListener> readerFinishedListeners) throws IOException {
34 super(directory, infos, oldReaders, oldStarts, oldNormsCache, true, doClone, termInfosIndexDivisor, readerFinishedListeners);
37 ReadOnlyDirectoryReader(IndexWriter writer, SegmentInfos infos, int termInfosIndexDivisor, boolean applyAllDeletes) throws IOException {
38 super(writer, infos, termInfosIndexDivisor, applyAllDeletes);
42 protected void acquireWriteLock() {
43 ReadOnlySegmentReader.noWrite();