| /** |
| * 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.logsegment; |
| |
| import java.util.Collection; |
| |
| /** |
| * Filter to filter log segments |
| */ |
| public interface LogSegmentFilter { |
| |
| public static final LogSegmentFilter DEFAULT_FILTER = new LogSegmentFilter() { |
| @Override |
| public Collection<String> filter(Collection<String> fullList) { |
| return fullList; |
| } |
| }; |
| |
| /** |
| * Filter the log segments from the full log segment list. |
| * |
| * @param fullList |
| * full list of log segment names. |
| * @return filtered log segment names |
| */ |
| Collection<String> filter(Collection<String> fullList); |
| } |