com.mapr.ycsb.ssh

Class NodeTask<T>

java.lang.Object

com.mapr.ycsb.ssh.NodeTask<T>

All Implemented Interfaces:

java.util.concurrent.Callable<T>

Direct Known Subclasses:

CopyFromRemote, CopyToRemote, RunCommand

public abstract class NodeTask<T>
extends java.lang.Object
implements java.util.concurrent.Callable<T>

Field Summary

Fields

Modifier and Type	Field and Description
protected Cluster	cluster

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	NodeTask(Cluster cluster, java.lang.String host)

Method Summary

Modifier and Type	Method and Description
protected void	ack(java.io.OutputStream out)
T	call()
protected int	checkAck(java.io.InputStream in)
java.lang.String	getHost()
protected abstract T	run(SSHSession session)

Methods inherited from class java.lang.Object

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

Field Detail

cluster

protected final Cluster cluster

Constructor Detail

NodeTask

protected NodeTask(Cluster cluster,
                   java.lang.String host)

Method Detail

call

public T call()
       throws java.lang.Exception

Specified by:

call in interface java.util.concurrent.Callable<T>

Throws:

java.lang.Exception

ack

protected void ack(java.io.OutputStream out)
            throws java.io.IOException

Throws:

java.io.IOException

checkAck

protected int checkAck(java.io.InputStream in)
                throws java.io.IOException

Throws:

java.io.IOException

run

protected abstract T run(SSHSession session)
                  throws java.lang.Exception

Throws:

java.lang.Exception

getHost

public java.lang.String getHost()