backtype.storm.security.auth

Interface IGroupMappingServiceProvider

All Known Implementing Classes:

ShellBasedGroupsMapping

public interface IGroupMappingServiceProvider

Method Summary

Methods

Modifier and Type	Method and Description
Set<String>	getGroups(String user) Get all various group memberships of a given user.
void	prepare(Map storm_conf) Invoked once immediately after construction

Method Detail

prepare

void prepare(Map storm_conf)

Invoked once immediately after construction

Parameters:

storm_conf - Storm configuration

getGroups

Set<String> getGroups(String user)
                      throws IOException

Get all various group memberships of a given user. Returns EMPTY list in case of non-existing user

Parameters:

user - User's name

Returns:

group memberships of user

Throws:

IOException