LowLevelAbortMultipartUpload.java

// Copyright 2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: MIT-0 (For details, see https://github.com/awsdocs/amazon-s3-developer-guide/blob/master/LICENSE-SAMPLECODE.)

import java.util.List;

import com.amazonaws.AmazonServiceException;
import com.amazonaws.SdkClientException;
import com.amazonaws.auth.profile.ProfileCredentialsProvider;
import com.amazonaws.services.s3.AmazonS3;
import com.amazonaws.services.s3.AmazonS3ClientBuilder;
import com.amazonaws.services.s3.model.AbortMultipartUploadRequest;
import com.amazonaws.services.s3.model.ListMultipartUploadsRequest;
import com.amazonaws.services.s3.model.MultipartUpload;
import com.amazonaws.services.s3.model.MultipartUploadListing;

public class LowLevelAbortMultipartUpload {

    public static void main(String[] args) {
        String clientRegion = "*** Client region ***";
        String bucketName = "*** Bucket name ***";

        try {
            AmazonS3 s3Client = AmazonS3ClientBuilder.standard()
                    .withRegion(clientRegion)
                    .withCredentials(new ProfileCredentialsProvider())
                    .build();

            // Find all in-progress multipart uploads.
            ListMultipartUploadsRequest allMultipartUploadsRequest = new ListMultipartUploadsRequest(bucketName);
            MultipartUploadListing multipartUploadListing = s3Client.listMultipartUploads(allMultipartUploadsRequest);
    
            List<MultipartUpload> uploads = multipartUploadListing.getMultipartUploads();
            System.out.println("Before deletions, " + uploads.size() + " multipart uploads in progress.");

            // Abort each upload.
            for (MultipartUpload u : uploads) {
                System.out.println("Upload in progress: Key = \"" + u.getKey() + "\", id = " + u.getUploadId());    
                s3Client.abortMultipartUpload(new AbortMultipartUploadRequest(bucketName, u.getKey(), u.getUploadId()));
                System.out.println("Upload deleted: Key = \"" + u.getKey() + "\", id = " + u.getUploadId());
            }
    
            // Verify that all in-progress multipart uploads have been aborted.
            multipartUploadListing = s3Client.listMultipartUploads(allMultipartUploadsRequest);
            uploads = multipartUploadListing.getMultipartUploads();
            System.out.println("After aborting uploads, " + uploads.size() + " multipart uploads in progress.");
        }
        catch(AmazonServiceException e) {
            // The call was transmitted successfully, but Amazon S3 couldn't process 
            // it, so it returned an error response.
            e.printStackTrace();
        }
        catch(SdkClientException e) {
            // Amazon S3 couldn't be contacted for a response, or the client
            // couldn't parse the response from Amazon S3.
            e.printStackTrace();
        }
    }
}