AWS S3 SDK 2.0删除文件夹
2020-08-06 16:25:47
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import java.util.ArrayList;
import java.util.Iterator;
import software.amazon.awssdk.services.s3.S3Client;
import software.amazon.awssdk.services.s3.model.*;

//...

ListObjectsRequest listObjectsRequest = ListObjectsRequest.builder()
    .bucket(bucketName)
    .prefix("foo/")
    .build()
;
ListObjectsResponse objectsResponse = s3Client.listObjects(listObjectsRequest);

while (true) {
    ArrayList<ObjectIdentifier> objects = new ArrayList<>();

    for (Iterator<?> iterator = objectsResponse.contents().iterator(); iterator.hasNext(); ) {
        S3Object s3Object = (S3Object)iterator.next();
        objects.add(
            ObjectIdentifier.builder()
                .key(s3Object.key())
                .build()
        );
    }

    s3Client.deleteObjects(
        DeleteObjectsRequest.builder()
            .bucket(bucketName)
            .delete(
                Delete.builder()
                    .objects(objects)
                    .build()
            )
            .build()
    );

    if (objectsResponse.isTruncated()) {
        objectsResponse = s3Client.listObjects(listObjectsRequest);
        continue;
    }

    break;
};
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