mapping
Class NREP_MS

java.lang.Object
  mapping.MappingScheme
      mapping.NREP_MS

public class NREP_MS
extends MappingScheme

A very minor change to the FCFS_MS class which allows the cancel flags to be used.

Author:

Majd Kokaly and Ben Kybartas

Constructor Summary

NREP_MS(Mapper mapper)
A default constructor.

Method Summary

boolean	failuresOccur()
void	handleJobTimeOut(long jobID) The job is resubmitted when a timeout happens.
void	serverIsDown(int serverID) NREP policy is not sensitive for availability/unavailability events, thus this method is not implemented.
void	serverIsUp(int serverID) NREP policy is not sensitive.
void	startMappingScheme() In this method the queue is constructed and the NREP_MS_Thread is initialized and started.
void	stopMappingScheme() The NREP_MS_Thread is stopped.

Methods inherited from class mapping.MappingScheme

getDescription, getMapper, setDescription, setMapper

Methods inherited from class java.lang.Object

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

Constructor Detail

NREP_MS

public NREP_MS(Mapper mapper)

A default constructor.

Parameters:

mapper - The mapper object

Method Detail

startMappingScheme

public void startMappingScheme()

In this method the queue is constructed and the NREP_MS_Thread is initialized and started.

Specified by:

startMappingScheme in class MappingScheme

See Also:

MappingScheme.startMappingScheme()

stopMappingScheme

public void stopMappingScheme()

The NREP_MS_Thread is stopped.

Specified by:

stopMappingScheme in class MappingScheme

See Also:

MappingScheme.stopMappingScheme()

handleJobTimeOut

public void handleJobTimeOut(long jobID)

The job is resubmitted when a timeout happens.

Specified by:

handleJobTimeOut in class MappingScheme

See Also:

MappingScheme.handleJobTimeOut(long)

serverIsDown

public void serverIsDown(int serverID)

NREP policy is not sensitive for availability/unavailability events, thus this method is not implemented.

Specified by:

serverIsDown in class MappingScheme

Parameters:

serverID - the serverID of the server that became unavailable

See Also:

MappingScheme.serverIsDown(int)

serverIsUp

public void serverIsUp(int serverID)

NREP policy is not sensitive. NREP policy is not sensitive for availability/unavailability events, thus this method is not implemented.

Specified by:

serverIsUp in class MappingScheme

Parameters:

serverID - the serverID of the server that became unavailable

See Also:

MappingScheme.handleJobTimeOut(long)

failuresOccur

public boolean failuresOccur()