Reads the last txn record from index file if it exists, if not from .tmp file if exists. @param indexFilePath the index file path @return the txn rec

Get the current user's group list from Unix by running the command 'groups' NOTE. For non-existing user it will return EMPTY list @param user user na

Get User wrappers around cluster. @param cluster the cluster to get the users out of.

Compute the classpath for the worker process. @param stormJar the topology jar @param dependencyLocations any dependencies from the topolo

get the workerID (nullable) from CURRENT container, if existed, or return null. @return workerID

Get the id of the container or null if there is no worker id right now.

Return worker id from worker meta file. @param metaFile metadata file

Get UID of the owner to the workerId Root directory. @return User ID (UID) of owner of the workerId root directory, -1 if directory is missing.

getWorkerSummaries. @param supervisorPageInfo supervisorPageInfo @param config config @return getWorkerSummaries

@see ProfileAction

@see ProfileAction