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https://issues.apache.org/jira/browse/HADOOP-19231?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17873644#comment-17873644
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ASF GitHub Bot commented on HADOOP-19231:
-----------------------------------------

pjfanning commented on code in PR #6953:
URL: https://github.com/apache/hadoop/pull/6953#discussion_r1717294227


##########
hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azure/RemoteSASKeyGeneratorImpl.java:
##########
@@ -29,6 +29,7 @@
 import org.apache.hadoop.fs.azure.security.Constants;
 import org.apache.hadoop.io.retry.RetryPolicy;
 import org.apache.hadoop.io.retry.RetryUtils;
+import org.apache.hadoop.util.JacksonUtil;

Review Comment:
   this line looks like it's in the right place but I did move a 
com.fasterxml.jackson import that was separated from the others.





> add JacksonUtil to centralise some code
> ---------------------------------------
>
>                 Key: HADOOP-19231
>                 URL: https://issues.apache.org/jira/browse/HADOOP-19231
>             Project: Hadoop Common
>          Issue Type: Task
>            Reporter: PJ Fanning
>            Priority: Major
>              Labels: pull-request-available
>
> To future proof Hadoop against Jackson changes, it makes sense to not just 
> create ObjectMappers and JsonFactories in many different places in the Hadoop 
> code.
> One of the main drivers of this is 
> https://www.javadoc.io/doc/com.fasterxml.jackson.core/jackson-core/latest/com/fasterxml/jackson/core/StreamReadConstraints.html
>  
> Jackson 3 (not yet scheduled for release) has some fairly big API and 
> behaviour changes too.



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