org.apache.hadoop.hdfs.server.protocol
Class NamenodeCommand

java.lang.Object
  extended by org.apache.hadoop.hdfs.server.protocol.ServerCommand
      extended by org.apache.hadoop.hdfs.server.protocol.NamenodeCommand
All Implemented Interfaces:
org.apache.hadoop.io.Writable
Direct Known Subclasses:
CheckpointCommand

@InterfaceAudience.Private
@InterfaceStability.Evolving
public class NamenodeCommand
extends ServerCommand

Base class for name-node command. Issued by the name-node to notify other name-nodes what should be done.


Constructor Summary
NamenodeCommand()
           
NamenodeCommand(int action)
           
 
Method Summary
 
Methods inherited from class org.apache.hadoop.hdfs.server.protocol.ServerCommand
getAction, readFields, write
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

NamenodeCommand

public NamenodeCommand()

NamenodeCommand

public NamenodeCommand(int action)


Copyright © 2009 The Apache Software Foundation