pavibhai commented on a change in pull request #1072:
URL: https://github.com/apache/orc/pull/1072#discussion_r839799328



##########
File path: java/core/src/java/org/apache/orc/impl/BufferChunk.java
##########
@@ -89,7 +89,10 @@ public boolean equals(Object other) {
       return false;
     }
     BufferChunk ob = (BufferChunk) other;
-    return chunk.equals(ob.chunk);
+    return (chunk != null && ob.chunk != null && chunk.equals(ob.chunk))
+           || (chunk == null && ob.chunk == null
+               && offset == ob.offset
+               && getLength() == ob.getLength());

Review comment:
       @dongjoon-hyun I have reverted this and included this comparison logic 
in the unit test.
   
   IMO it is more thorough to check for offset and length in the equals. We can 
take that up independent of this patch.
   
   @omalley or @pgaref any thoughts on this?




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