Does ambari-log4j still work on hadoop 2.2

[chenchun]

Hi, we are recently upgrading to hadoop 2.2, I'm wandering if ambari-log4j can 
still work on hadoop 2.2, I noticed that 
org.apache.ambari.log4j.hadoop.mapreduce.jobhistory.JobHistoryAppender is 
annotated by default. 

-- 
chenchun