org.apache.hadoop.mapred

Class Master

java.lang.Object

org.apache.hadoop.mapred.Master

@InterfaceAudience.Private
@InterfaceStability.Unstable
public class Master
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Master.State

Constructor Summary

Constructors

Constructor and Description
Master()

Method Summary

Methods

Modifier and Type	Method and Description
static InetSocketAddress	getMasterAddress(Configuration conf)
static String	getMasterPrincipal(Configuration conf)
static String	getMasterUserName(Configuration conf)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Master

public Master()

Method Detail

getMasterUserName

public static String getMasterUserName(Configuration conf)

getMasterAddress

public static InetSocketAddress getMasterAddress(Configuration conf)

getMasterPrincipal

public static String getMasterPrincipal(Configuration conf)
                                 throws IOException

Throws:

IOException