smiroslav commented on code in PR #2604:
URL: https://github.com/apache/jackrabbit-oak/pull/2604#discussion_r2490396568
##########
oak-segment-azure/src/main/java/org/apache/jackrabbit/oak/segment/azure/AzureArchiveManager.java:
##########
@@ -336,6 +331,73 @@ private void copyBlob(BlobItem blob, String newParent)
throws IOException {
}
+ private void batchCopyBlobs(List<BlobItem> from, String to) {
+ String newParent = getDirectory(to);
+
+ log.info("Start tp copy {} blobs to {}", from.size(), newParent);
+
+ int batches = from.size() / COPY_BATCH;
+ int start = 0;
+ int end = COPY_BATCH;
+
+ for (int i = 0; i < batches; i++) {
+ log.info("Start batch {}/{}: {} to {}", i + 1, batches, start,
end);
+ List<BlobItem> blobItemsBatch = from.subList(start, end);
+ copyBlobs(blobItemsBatch, newParent);
+ start = end;
+ end += COPY_BATCH;
+ }
+
+ log.info("Copy {} to {}", start, from.size());
+ copyBlobs(from.subList(start, from.size()), newParent);
+ }
+
+ private void copyBlobs(List<BlobItem> blobs, String newParent) {
+ List<CopyBlob> copyBlobs = new ArrayList<>();
+ for (BlobItem blob : blobs) {
+ String destinationBlob = AzureUtilities.asAzurePrefix(newParent) +
AzureUtilities.getName(blob);
+ try {
+ BlockBlobClient blobClient =
readBlobContainerClient.getBlobClient(blob.getName()).getBlockBlobClient();
+
+ BlockBlobClient destinationBlobClient =
writeBlobContainerClient.getBlobClient(destinationBlob).getBlockBlobClient();
+
+ SyncPoller<BlobCopyInfo, Void> copy =
destinationBlobClient.beginCopy(blobClient.getBlobUrl(), null);
+
+ copyBlobs.add(new CopyBlob(copy, destinationBlob));
+ } catch (Exception e) {
+ log.error("Failed to start copying of blob {} to {}",
blob.getName(), destinationBlob, e);
Review Comment:
Yes, makes sense.
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