| /** |
| * 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 com.twitter.distributedlog.metadata; |
| |
| import com.twitter.distributedlog.DistributedLogConfiguration; |
| import com.twitter.distributedlog.logsegment.LogSegmentMetadataStore; |
| import com.twitter.distributedlog.util.Transaction; |
| import com.twitter.util.Future; |
| |
| public class DryrunLogSegmentMetadataStoreUpdater extends LogSegmentMetadataStoreUpdater { |
| |
| public DryrunLogSegmentMetadataStoreUpdater(DistributedLogConfiguration conf, |
| LogSegmentMetadataStore metadataStore) { |
| super(conf, metadataStore); |
| } |
| |
| @Override |
| public Transaction<Object> transaction() { |
| return new Transaction<Object>() { |
| @Override |
| public void addOp(Op<Object> operation) { |
| // no-op |
| } |
| |
| @Override |
| public Future<Void> execute() { |
| return Future.Void(); |
| } |
| |
| @Override |
| public void abort(Throwable reason) { |
| // no-op |
| } |
| }; |
| } |
| } |