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Vinod Kumar Vavilapalli commented on MAPREDUCE-5275: ---------------------------------------------------- I think the changes to loadTokens will breaking binary compatibility. Why not just add a new method which calls the existing method? > Mapreduce API: TokenCache incompatibility issues with MR1 > --------------------------------------------------------- > > Key: MAPREDUCE-5275 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-5275 > Project: Hadoop Map/Reduce > Issue Type: Sub-task > Reporter: Zhijie Shen > Assignee: Mayank Bansal > Attachments: MAPREDUCE-5275-trunk-1.patch, > MAPREDUCE-5275-trunk-2.patch > > > There're following incompatibility issues: > * Token<DelegationTokenIdentifier> getDelegationToken(Credentials, String) is > removed > * Credentials loadTokens(String, Configuration) changes to Credentials > loadTokens(String, JobConf) -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira