Kota-SH commented on code in PR #7481:
URL: https://github.com/apache/hbase/pull/7481#discussion_r2614654145
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hbase-client/src/main/java/org/apache/hadoop/hbase/client/TableDescriptor.java:
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@@ -316,4 +323,23 @@ default boolean matchReplicationScope(boolean enabled) {
}
return !enabled;
}
+
+ /**
+ * Computes a CRC32 hash of the table descriptor's protobuf representation.
This hash can be used
+ * to detect changes in the table descriptor configuration.
+ * @return A hex string representation of the CRC32 hash, or "UNKNOWN" if
computation fails
+ */
+ default String getDescriptorHash() {
+ try {
+ HBaseProtos.TableSchema tableSchema = ProtobufUtil.toTableSchema(this);
+ ByteBuffer byteBuffer = ByteBuffer.wrap(tableSchema.toByteArray());
+ CRC32 crc32 = new CRC32();
+ crc32.update(byteBuffer);
+ return Long.toHexString(crc32.getValue());
+ } catch (Exception e) {
+ Logger log = LoggerFactory.getLogger(TableDescriptor.class);
Review Comment:
Can we move this log variable to the class level to be consistent?
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