[GitHub] [hbase] apurtell commented on a change in pull request #352: HBASE-22622 - WALKey Extended Attributes

[GitBox <gi...@apache.org>]

apurtell commented on a change in pull request #352: HBASE-22622 - WALKey Extended Attributes
URL: https://github.com/apache/hbase/pull/352#discussion_r303574089
 
 

 ##########
 File path: hbase-server/src/main/java/org/apache/hadoop/hbase/wal/WALKey.java
 ##########
 @@ -86,6 +86,21 @@ default long getNonce() {
    */
   long getOrigLogSeqNum();
 
+    /**
+     * Return a named String value injected into the WALKey during processing, such as by a
+     * coprocessor
+     * @param attributeKey The key of a key / value pair
+     */
+  default byte[] getExtendedAttribute(String attributeKey){
+    return null;
+  }
+
+    /**
+     * Returns a map of all extended attributes injected into this WAL key.
+     */
+  default Map<String, byte[]> getExtendedAttributes() {
 
 Review comment:
   Missing setters?

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