| /* |
| * 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.compaction.utils; |
| |
| import org.apache.iotdb.commons.conf.IoTDBConstant; |
| import org.apache.iotdb.db.conf.IoTDBDescriptor; |
| import org.apache.iotdb.db.storageengine.buffer.BloomFilterCache; |
| import org.apache.iotdb.db.storageengine.buffer.ChunkCache; |
| import org.apache.iotdb.db.storageengine.buffer.TimeSeriesMetadataCache; |
| import org.apache.iotdb.db.storageengine.dataregion.compaction.execute.utils.log.CompactionLogger; |
| import org.apache.iotdb.db.storageengine.dataregion.modification.ModificationFile; |
| import org.apache.iotdb.db.storageengine.dataregion.read.control.FileReaderManager; |
| import org.apache.iotdb.db.storageengine.dataregion.tsfile.TsFileResource; |
| import org.apache.iotdb.tsfile.common.constant.TsFileConstant; |
| import org.apache.iotdb.tsfile.fileSystem.FSFactoryProducer; |
| |
| import org.apache.commons.io.FileUtils; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| public class CompactionClearUtils { |
| |
| /** Clear all generated and merged files in the test directory */ |
| public static void clearAllCompactionFiles() throws IOException { |
| FileReaderManager.getInstance().closeAndRemoveAllOpenedReaders(); |
| deleteAllFilesInOneDirBySuffix("target", TsFileConstant.TSFILE_SUFFIX); |
| deleteAllFilesInOneDirBySuffix("target", TsFileResource.RESOURCE_SUFFIX); |
| deleteAllFilesInOneDirBySuffix("target", ModificationFile.FILE_SUFFIX); |
| deleteAllFilesInOneDirBySuffix("target", IoTDBConstant.INNER_COMPACTION_TMP_FILE_SUFFIX); |
| deleteAllFilesInOneDirBySuffix("target", IoTDBConstant.CROSS_COMPACTION_TMP_FILE_SUFFIX); |
| deleteAllFilesInOneDirBySuffix("target", CompactionLogger.INNER_COMPACTION_LOG_NAME_SUFFIX); |
| deleteAllFilesInOneDirBySuffix("target", CompactionLogger.CROSS_COMPACTION_LOG_NAME_SUFFIX); |
| // clean cache |
| if (IoTDBDescriptor.getInstance().getConfig().isMetaDataCacheEnable()) { |
| ChunkCache.getInstance().clear(); |
| TimeSeriesMetadataCache.getInstance().clear(); |
| BloomFilterCache.getInstance().clear(); |
| } |
| FileReaderManager.getInstance().closeAndRemoveAllOpenedReaders(); |
| } |
| |
| private static void deleteAllFilesInOneDirBySuffix(String dirPath, String suffix) |
| throws IOException { |
| File dir = new File(dirPath); |
| if (!dir.isDirectory()) { |
| return; |
| } |
| if (!dir.exists()) { |
| return; |
| } |
| for (File f : FSFactoryProducer.getFSFactory().listFilesBySuffix(dirPath, suffix)) { |
| FileUtils.delete(f); |
| } |
| File[] tmpFiles = dir.listFiles(); |
| if (tmpFiles != null) { |
| for (File f : tmpFiles) { |
| if (f.isDirectory()) { |
| deleteAllFilesInOneDirBySuffix(f.getAbsolutePath(), suffix); |
| } |
| } |
| } |
| } |
| |
| public static void deleteEmptyDir(File dir) { |
| if (!dir.isDirectory()) { |
| return; |
| } |
| for (File f : dir.listFiles()) { |
| deleteEmptyDir(f); |
| } |
| dir.delete(); |
| } |
| } |