+++ /dev/null
-package org.apache.lucene.index;
-
-/**
- * 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;
-
-/**
- * A {@link MergeScheduler} which never executes any merges. It is also a
- * singleton and can be accessed through {@link NoMergeScheduler#INSTANCE}. Use
- * it if you want to prevent an {@link IndexWriter} from ever executing merges,
- * irregardless of the {@link MergePolicy} used. Note that you can achieve the
- * same thing by using {@link NoMergePolicy}, however with
- * {@link NoMergeScheduler} you also ensure that no unnecessary code of any
- * {@link MergeScheduler} implementation is ever executed. Hence it is
- * recommended to use both if you want to disable merges from ever happening.
- */
-public final class NoMergeScheduler extends MergeScheduler {
-
- /** The single instance of {@link NoMergeScheduler} */
- public static final MergeScheduler INSTANCE = new NoMergeScheduler();
-
- private NoMergeScheduler() {
- // prevent instantiation
- }
-
- @Override
- public void close() {}
-
- @Override
- public void merge(IndexWriter writer) throws CorruptIndexException, IOException {}
-}