anmolanmol1234 commented on code in PR #7777:
URL: https://github.com/apache/hadoop/pull/7777#discussion_r2194681213
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hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/services/AbfsBlobBlock.java:
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@@ -42,23 +42,40 @@ public class AbfsBlobBlock extends AbfsBlock {
* @param offset Used to generate blockId based on offset.
* @throws IOException exception is thrown.
*/
- AbfsBlobBlock(AbfsOutputStream outputStream, long offset) throws IOException
{
+ AbfsBlobBlock(AbfsOutputStream outputStream, long offset, int blockIdLength,
long blockIndex) throws IOException {
super(outputStream, offset);
- this.blockId = generateBlockId(offset);
+ this.blockIndex = blockIndex;
+ String streamId = getOutputStream().getStreamID();
+ UUID streamIdGuid =
UUID.nameUUIDFromBytes(streamId.getBytes(StandardCharsets.UTF_8));
+ this.blockId = generateBlockId(streamIdGuid, blockIdLength);
}
/**
- * Helper method that generates blockId.
- * @param position The offset needed to generate blockId.
- * @return String representing the block ID generated.
+ * Generates a Base64-encoded block ID string based on the given position,
stream ID, and desired raw length.
Review Comment:
This logic is used across clients. They follow the pattern of UUID followed
by index
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