jpl.mipl.mdms.web.domain
Class DomainModel

java.lang.Object
  jpl.mipl.mdms.web.domain.DomainModel

public class DomainModel
extends Object

Purpose: Domain model for the domain registry service. Initialized from a Domain object, this model tracks updates to metrics and is responsible for the formation of dynamically-generated domain file content.

   Copyright 2006, California Institute of Technology.
   ALL RIGHTS RESERVED.
   U.S. Government Sponsorship acknowledge. 2006.
   

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 Modification History :
 ----------------------

 Date              Who              What
 ----------------------------------------------------------------------------
 08/10/2006        Nick             Initial Release
 ============================================================================
 

Version:

$Id: DomainModel.java,v 1.1 2006/09/29 18:51:18 ntt Exp $

Author:

Nicholas Toole (Nicholas.T.Toole@jpl.nasa.gov)

Field Summary

protected List	_listeners Collection of listeners
protected ServerOrderer	_order Server orderer, sorts servers by some priority
protected Map	_serverGroups Server group name -> server group node
protected Domain	_sourceDomain Reference domain file

Constructor Summary

DomainModel(Domain domain)
Constructor

Method Summary

void	addListener(Object l) Not yet implemented
protected void	fireServerMetricChange(String group, String server) Not yet implemented
String	getDomainContents()
ServerMetrics[]	getMetricsForGroup(String groupName, boolean filterVft)
String[]	getServerGroupNames()
protected jpl.mipl.mdms.web.domain.DomainModel.ServerGroupNode	getServerGroupNode(String groupName) Handles server group node retrieval.
static void	main(String[] args)
protected static int	parseInt(String valueString)
protected static long	parseLong(String valueString)
protected void	populateModel() Initializes this model
void	removeListener(Object l) Not yet implemented
void	updateServerMetric(Properties metricEntry) Look up metrics for a given server and update with field.
void	updateServerMetric(String serverGroup, String server, Properties metricEntry) Look up metrics for a given server and update with field

Methods inherited from class java.lang.Object

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

Field Detail

_serverGroups

protected final Map _serverGroups

Server group name -> server group node

_sourceDomain

protected final Domain _sourceDomain

Reference domain file

_order

protected final ServerOrderer _order

Server orderer, sorts servers by some priority

_listeners

protected final List _listeners

Collection of listeners

Constructor Detail

DomainModel

public DomainModel(Domain domain)
            throws SessionException

Constructor

Parameters:

domain - Instance of domain that represents the initial state of this model

Throws:

SessionException

Method Detail

populateModel

protected void populateModel()
                      throws SessionException

Initializes this model

Throws:

SessionException

getServerGroupNode

protected jpl.mipl.mdms.web.domain.DomainModel.ServerGroupNode getServerGroupNode(String groupName)

Handles server group node retrieval. If an existing node is found, it is retrieved. Otherwise a new node is created, added to the collection, and then returned

Parameters:

groupName - Server group name

Returns:

ServerGroupNode assocaited with groupName

updateServerMetric

public void updateServerMetric(Properties metricEntry)

Look up metrics for a given server and update with field. It is assumed that metric contains server_group and name values.

Parameters:

metricEntry - New metric properties entry

updateServerMetric

public void updateServerMetric(String serverGroup,
                               String server,
                               Properties metricEntry)

Look up metrics for a given server and update with field

Parameters:

serverGroup - Server group name

server - Server name

metricEntry - New metric properties entry

parseInt

protected static int parseInt(String valueString)

parseLong

protected static long parseLong(String valueString)

addListener

public void addListener(Object l)

Not yet implemented

removeListener

public void removeListener(Object l)

Not yet implemented

fireServerMetricChange

protected void fireServerMetricChange(String group,
                                      String server)

Not yet implemented

getMetricsForGroup

public ServerMetrics[] getMetricsForGroup(String groupName,
                                          boolean filterVft)

getServerGroupNames

public String[] getServerGroupNames()

getDomainContents

public String getDomainContents()

main

public static void main(String[] args)