edu.isi.pegasus.planner.catalog.site.classes
Class HeadNodeFS

java.lang.Object
  edu.isi.pegasus.planner.catalog.site.classes.SiteData
      edu.isi.pegasus.planner.catalog.site.classes.AbstractSiteData
          edu.isi.pegasus.planner.catalog.site.classes.HeadNodeFS

All Implemented Interfaces:

Cloneable

public class HeadNodeFS
extends AbstractSiteData

This data class describes the HeadNode Filesystem layout.

Version:

$Revision: 2572 $

Author:

Karan Vahi

Field Summary

private Profiles	mProfiles The profiles associated with the headnode filesystem.
private HeadNodeScratch	mScratch The scratch area on the head node.
private HeadNodeStorage	mStorage The storage area on the head node.

Constructor Summary

HeadNodeFS()
The default constructor.

HeadNodeFS(HeadNodeScratch scratch, HeadNodeStorage storage)
The overloaded constructor.

Method Summary

void	addProfile(Profile p) Adds a profile.
Object	clone() Returns the clone of the object.
HeadNodeScratch	getScratch() Returns the scratch area on the head node.
HeadNodeStorage	getStorage() Returns the storage area on the head node.
FileServer	selectScratchLocalFileServer() Selects a FileServer associated with the Local Directory on the Scratch system.
FileServer	selectScratchSharedFileServer() Selects a FileServer associated with the Shared Directory on the Scratch system.
FileServer	selectStorageFileServerForStageout() A convenience method that returns a file server to be used for stageout.
FileServer	selectStorageLocalFileServer() Selects a FileServer associated with the Local Directory on the Storage system.
FileServer	selectStorageSharedFileServer() Selects a FileServer associated with the Shared Directory on the Storage system.
void	setProfiles(Profiles profiles) Sets the profiles associated with the file server.
void	setScratch(HeadNodeScratch scratch) Sets the scratch area on the head node.
void	setStorage(HeadNodeStorage storage) Sets the storage area on the head node.
void	toXML(Writer writer, String indent) Writes out the xml description of the object.

Methods inherited from class edu.isi.pegasus.planner.catalog.site.classes.AbstractSiteData

toString, toXML, writeAttribute

Methods inherited from class java.lang.Object

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

Field Detail

mScratch

private HeadNodeScratch mScratch

The scratch area on the head node.

mStorage

private HeadNodeStorage mStorage

The storage area on the head node.

mProfiles

private Profiles mProfiles

The profiles associated with the headnode filesystem.

Constructor Detail

HeadNodeFS

public HeadNodeFS()

The default constructor.

HeadNodeFS

public HeadNodeFS(HeadNodeScratch scratch,
                  HeadNodeStorage storage)

The overloaded constructor.

Parameters:

scratch - the scratch area.

storage - the storage area.

Method Detail

setScratch

public void setScratch(HeadNodeScratch scratch)

Sets the scratch area on the head node.

Parameters:

scratch - the scratch area.

selectScratchLocalFileServer

public FileServer selectScratchLocalFileServer()

Selects a FileServer associated with the Local Directory on the Scratch system.

Returns:

if specified, else null

selectScratchSharedFileServer

public FileServer selectScratchSharedFileServer()

Selects a FileServer associated with the Shared Directory on the Scratch system.

Returns:

if specified, else null

getScratch

public HeadNodeScratch getScratch()

Returns the scratch area on the head node.

Returns:

the scratch area.

setStorage

public void setStorage(HeadNodeStorage storage)

Sets the storage area on the head node.

Parameters:

storage - the storage area.

selectStorageFileServerForStageout

public FileServer selectStorageFileServerForStageout()

A convenience method that returns a file server to be used for stageout. It selects a FileServer associated with the Local Directory. If that is null, it then selects a FileServer associated with the Shared Directory.

Returns:

storage FileServer for stageout.

selectStorageLocalFileServer

public FileServer selectStorageLocalFileServer()

Selects a FileServer associated with the Local Directory on the Storage system.

Returns:

if specified, else null

selectStorageSharedFileServer

public FileServer selectStorageSharedFileServer()

Selects a FileServer associated with the Shared Directory on the Storage system.

Returns:

if specified, else null

getStorage

public HeadNodeStorage getStorage()

Returns the storage area on the head node.

Returns:

the storage area.

addProfile

public void addProfile(Profile p)

Adds a profile.

Parameters:

p - the profile to be added

setProfiles

public void setProfiles(Profiles profiles)

Sets the profiles associated with the file server.

Parameters:

profiles - the profiles.

toXML

public void toXML(Writer writer,
                  String indent)
           throws IOException

Writes out the xml description of the object.

Specified by:

toXML in class AbstractSiteData

Parameters:

writer - is a Writer opened and ready for writing. This can also be a StringWriter for efficient output.

indent - the indent to be used.

Throws:

IOException - if something fishy happens to the stream.

clone

public Object clone()

Returns the clone of the object.

Overrides:

clone in class AbstractSiteData

Returns:

the clone