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https://issues.apache.org/jira/browse/HADOOP-16882?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17046173#comment-17046173
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Akira Ajisaka commented on HADOOP-16882:
----------------------------------------

The following error seems related to the patch. Would you check this?

https://builds.apache.org/job/PreCommit-HADOOP-Build/16779/artifact/out/patch-shadedclient.txt
{noformat}
[ERROR] Failed to execute goal 
org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on 
project hadoop-yarn-common: Compilation failure
[ERROR] 
/testptch/hadoop/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/client/api/impl/FileSystemTimelineWriter.java:[377,45]
 reference to createGenerator is ambiguous
[ERROR] both method createGenerator(java.io.OutputStream) in 
com.fasterxml.jackson.core.JsonFactory and method 
createGenerator(java.io.DataOutput) in com.fasterxml.jackson.core.JsonFactory 
match
{noformat}


> Update jackson-databind to 2.9.10.2 in branch-3.1, branch-2.10
> --------------------------------------------------------------
>
>                 Key: HADOOP-16882
>                 URL: https://issues.apache.org/jira/browse/HADOOP-16882
>             Project: Hadoop Common
>          Issue Type: Improvement
>            Reporter: Wei-Chiu Chuang
>            Priority: Blocker
>              Labels: release-blocker
>         Attachments: HADOOP-16882.branch-2.9.v1.patch, 
> HADOOP-16882.branch-3.1.v1.patch, HADOOP-16882.branch-3.1.v2.patch
>
>
> We updated jackson-databind multiple times but those changes only made into 
> trunk and branch-3.2.
> Unless the dependency update is backward incompatible (which is not in this 
> case), we should update them in all active branches



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