| /* |
| * 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 org.apache.iotdb.db.storageengine.dataregion.snapshot; |
| |
| import org.apache.iotdb.db.storageengine.dataregion.modification.ModificationFile; |
| import org.apache.iotdb.db.storageengine.dataregion.tsfile.TsFileResource; |
| |
| import org.apache.tsfile.common.constant.TsFileConstant; |
| |
| import java.io.File; |
| import java.util.Arrays; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| public class SnapshotFileSet { |
| public static final String[] DATA_FILE_SUFFIX = |
| new String[] { |
| TsFileConstant.TSFILE_SUFFIX.replace(".", ""), |
| TsFileResource.RESOURCE_SUFFIX.replace(".", ""), |
| ModificationFile.FILE_SUFFIX.replace(".", ""), |
| }; |
| |
| private static final Set<String> DATA_FILE_SUFFIX_SET = |
| new HashSet<>(Arrays.asList(DATA_FILE_SUFFIX)); |
| |
| public static boolean isDataFile(File file) { |
| String[] fileName = file.getName().split("\\."); |
| return DATA_FILE_SUFFIX_SET.contains(fileName[fileName.length - 1]); |
| } |
| } |