org.apache.hadoop.hdfs.server.protocol

Class RegisterCommand

java.lang.Object

org.apache.hadoop.hdfs.server.protocol.ServerCommand

org.apache.hadoop.hdfs.server.protocol.DatanodeCommand

org.apache.hadoop.hdfs.server.protocol.RegisterCommand

@InterfaceAudience.Private
@InterfaceStability.Evolving
public class RegisterCommand
extends DatanodeCommand

A BlockCommand is an instruction to a datanode to register with the namenode.

Field Summary

Fields

Modifier and Type	Field and Description
static DatanodeCommand	REGISTER

Constructor Summary

Constructors

Constructor and Description
RegisterCommand()

Method Summary

Methods inherited from class org.apache.hadoop.hdfs.server.protocol.ServerCommand

getAction

Methods inherited from class java.lang.Object

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

Field Detail

REGISTER

public static final DatanodeCommand REGISTER

Constructor Detail

RegisterCommand

public RegisterCommand()