public interface IGroupMappingServiceProvider
Modifier and Type | Method and Description |
---|---|
Set<String> |
getGroups(String user)
Get all various group memberships of a given user.
|
void |
prepare(Map<String,Object> topoConf)
Invoked once immediately after construction.
|
void prepare(Map<String,Object> topoConf)
Invoked once immediately after construction.
topoConf
- Storm configurationSet<String> getGroups(String user) throws IOException
Get all various group memberships of a given user. Returns EMPTY list in case of non-existing user.
user
- User’s nameIOException
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