Uses of Class org.apache.hadoop.security.UserGroupInformation (Hadoop 0.20.2+320 API)
Date: 2010-06-28

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## Uses of Class
org.apache.hadoop.security.UserGroupInformation

Packages that use UserGroupInformation
org.apache.hadoop.ipc | Tools to help define network clients and servers.
org.apache.hadoop.security |

Uses of UserGroupInformation in org.apache.hadoop.ipc

Methods in org.apache.hadoop.ipc with parameters of type UserGroupInformation
`static Object[]` | `RPC.call(Method method, Object[][] params, InetSocketAddress[] addrs, UserGroupInformation ticket, Configuration conf)` Expert: Make multiple, parallel calls to a set of servers.
`Writable[]` | `Client.call(Writable[] params, InetSocketAddress[] addresses, Class<?> protocol, UserGroupInformation ticket)` Makes a set of calls in parallel.
`Writable` | `Client.call(Writable param, InetSocketAddress addr, Class<?> protocol, UserGroupInformation ticket)` Make a call, passing `param`, to the IPC server running at `address` which is servicing the `protocol` protocol, with the `ticket` credentials, returning the value.
`Writable` | `Client.call(Writable param, InetSocketAddress addr, UserGroupInformation ticket)` Deprecated. Use `Client.call(Writable, InetSocketAddress, Class, UserGroupInformation)` instead
`static VersionedProtocol` | `RPC.getProxy(Class<?> protocol, long clientVersion, InetSocketAddress addr, UserGroupInformation ticket, Configuration conf, SocketFactory factory)` Construct a client-side proxy object that implements the named protocol, talking to a server at the named address.

Uses of UserGroupInformation in org.apache.hadoop.security

Subclasses of UserGroupInformation in org.apache.hadoop.security
`class` | `UnixUserGroupInformation` An implementation of UserGroupInformation in the Unix system

Methods in org.apache.hadoop.security that return UserGroupInformation
`static UserGroupInformation` | `UserGroupInformation.getCurrentUGI()`
`static UserGroupInformation` | `UserGroupInformation.login(Configuration conf)` Login and return a UserGroupInformation object.
`static UserGroupInformation` | `UserGroupInformation.readFrom(Configuration conf)` Read a `UserGroupInformation` from conf

Methods in org.apache.hadoop.security with parameters of type UserGroupInformation
`static Subject` | `SecurityUtil.getSubject(UserGroupInformation ugi)` Get the `Subject` for the user identified by `ugi`.
`static void` | `UserGroupInformation.setCurrentUGI(UserGroupInformation ugi)` Deprecated. Use `setCurrentUser(UserGroupInformation)`
`static void` | `UserGroupInformation.setCurrentUser(UserGroupInformation ugi)` Set the `UserGroupInformation` for the current thread WARNING - This method should be used only in test cases and other exceptional cases!

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