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HADOOP-14204 S3A multipart commit failing, 

"UnsupportedOperationException at java.util.Collections$UnmodifiableList.sort".

Contributed by Steve Loughran
This commit is contained in:
Steve Loughran 2017-03-21 13:13:16 +00:00
parent e792f1671d
commit 595501c9dd
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GPG Key ID: 950CC3E032B79CA2
1 changed files with 3 additions and 1 deletions
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4
hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/S3AFileSystem.java
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@ -2295,11 +2295,13 @@ public class S3AFileSystem extends FileSystem {
"No partitions have been uploaded"); "No partitions have been uploaded");
LOG.debug("Completing multipart upload {} with {} parts", LOG.debug("Completing multipart upload {} with {} parts",
uploadId, partETags.size()); uploadId, partETags.size());
// a copy of the list is required, so that the AWS SDK doesn't
// attempt to sort an unmodifiable list.
return s3.completeMultipartUpload( return s3.completeMultipartUpload(
new CompleteMultipartUploadRequest(bucket, new CompleteMultipartUploadRequest(bucket,
key, key,
uploadId, uploadId,
partETags)); new ArrayList<>(partETags)));
} }
/** /**