private void removeJobShuffleInfo(String appIdString) {
    secretManager.removeTokenForJob(appIdString);
    userRsrc.remove(appIdString);
  }
Unregister a specific dag

This method and registerDag must be synchronized externally to prevent races in shuffle token registration/unregistration

@param dir
@param applicationIdString
@param dagIdentifier
llap-server/src/java/org/apache/hadoop/hive/llap/shufflehandler/ShuffleHandler.java