| /* |
| * 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.flink.fs.s3.common.writer; |
| |
| import org.apache.flink.annotation.Internal; |
| |
| import com.amazonaws.services.s3.model.PartETag; |
| |
| import java.io.File; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Optional; |
| |
| import static org.apache.flink.util.Preconditions.checkArgument; |
| import static org.apache.flink.util.Preconditions.checkNotNull; |
| |
| /** |
| * A data structure containing information concerning the in-flight MPU. |
| */ |
| @Internal |
| final class MultiPartUploadInfo { |
| |
| private final String objectName; |
| |
| private final String uploadId; |
| |
| private final List<PartETag> completeParts; |
| |
| private final Optional<File> incompletePart; |
| |
| /** |
| * This contains both the parts that are already uploaded but also |
| * the ones that are queued to be uploaded at the {@link RecoverableMultiPartUpload}. |
| */ |
| private int numberOfRegisteredParts; |
| |
| /** |
| * This is the total size of the upload, i.e. also with the parts |
| * that are queued but not uploaded yet. |
| */ |
| private long expectedSizeInBytes; |
| |
| MultiPartUploadInfo( |
| final String objectName, |
| final String uploadId, |
| final List<PartETag> completeParts, |
| final long numBytes, |
| final Optional<File> incompletePart) { |
| |
| checkArgument(numBytes >= 0L); |
| |
| this.objectName = checkNotNull(objectName); |
| this.uploadId = checkNotNull(uploadId); |
| this.completeParts = checkNotNull(completeParts); |
| this.incompletePart = checkNotNull(incompletePart); |
| |
| this.numberOfRegisteredParts = completeParts.size(); |
| this.expectedSizeInBytes = numBytes; |
| } |
| |
| String getObjectName() { |
| return objectName; |
| } |
| |
| String getUploadId() { |
| return uploadId; |
| } |
| |
| int getNumberOfRegisteredParts() { |
| return numberOfRegisteredParts; |
| } |
| |
| long getExpectedSizeInBytes() { |
| return expectedSizeInBytes; |
| } |
| |
| Optional<File> getIncompletePart() { |
| return incompletePart; |
| } |
| |
| List<PartETag> getCopyOfEtagsOfCompleteParts() { |
| return new ArrayList<>(completeParts); |
| } |
| |
| void registerNewPart(long length) { |
| this.expectedSizeInBytes += length; |
| this.numberOfRegisteredParts++; |
| } |
| |
| void registerCompletePart(PartETag eTag) { |
| completeParts.add(eTag); |
| } |
| |
| int getRemainingParts() { |
| return numberOfRegisteredParts - completeParts.size(); |
| } |
| } |