uk.org.ogsadai.client.monitor
Class DataServiceStatus

java.lang.Object
  |
  +--uk.org.ogsadai.client.monitor.DataServiceStatus

public class DataServiceStatus

extends java.lang.Object

Represents the status of a data service.

Author:

The OGSA-DAI Team.

Nested Class Summary

class

DataServiceStatus.DataServiceStatusObservable Observable of the data service status.

Field Summary

private static java.lang.String	COPYRIGHT_NOTICE
private ResourceID[]	mDataResources List of data resources at the service
private DataService	mDataService the data service
private java.lang.String	mErrorMsg Any error that might have occurred when contacting the service
private DataServiceStatus.DataServiceStatusObservable	mObservable Observable object
private ResourceID	mResource resource id - ignored at the moment
private java.lang.String	mServiceStatus service status and version
private java.lang.String	mServiceURL URL of the service
private java.lang.String	mVersion
static java.lang.String	SERVICE_AVAILABLE
static java.lang.String	SERVICE_NOT_AVAILABLE
static java.lang.String	UNKNOWN Service status constants

Constructor Summary

DataServiceStatus(java.lang.String url)
Constructs a new data service status from an URL and resource ID

Method Summary

void	addObserver(java.util.Observer observer) Adds an observer of this class
ResourceID	getDataResource() Gets the current data resource ID
ResourceID[]	getDataResources() Gets the list of data resources that are registered at the service
java.lang.String	getErrorMessage() Gets the error message if an error occurred during updateStatus
java.lang.String	getServiceStatus() Gets the service status
java.lang.String	getServiceURL() Gets the service URL
java.lang.String	getServiceVersion() Gets the service version
void	setResourceID(ResourceID id) Set the resource ID
private void	setServiceStatusNotAvailable() Sets the service status to "NOT AVAILABLE" and service version to "UNKNOWN"
void	updateStatus() Updates the status of this service

Methods inherited from class java.lang.Object

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

Field Detail

COPYRIGHT_NOTICE

private static final java.lang.String COPYRIGHT_NOTICE

See Also:

Constant Field Values

mDataService

private DataService mDataService

the data service

mServiceURL

private java.lang.String mServiceURL

URL of the service

mResource

private ResourceID mResource

resource id - ignored at the moment

mServiceStatus

private java.lang.String mServiceStatus

service status and version

mVersion

private java.lang.String mVersion

mErrorMsg

private java.lang.String mErrorMsg

Any error that might have occurred when contacting the service

mDataResources

private ResourceID[] mDataResources

List of data resources at the service

mObservable

private DataServiceStatus.DataServiceStatusObservable mObservable

Observable object

UNKNOWN

public static final java.lang.String UNKNOWN

Service status constants

See Also:

Constant Field Values

SERVICE_AVAILABLE

public static final java.lang.String SERVICE_AVAILABLE

See Also:

Constant Field Values

SERVICE_NOT_AVAILABLE

public static final java.lang.String SERVICE_NOT_AVAILABLE

See Also:

Constant Field Values

Constructor Detail

DataServiceStatus

public DataServiceStatus(java.lang.String url)

Constructs a new data service status from an URL and resource ID

Parameters:

url - service URL

Method Detail

setResourceID

public void setResourceID(ResourceID id)

Set the resource ID

Parameters:

id - resource ID

addObserver

public void addObserver(java.util.Observer observer)

Adds an observer of this class

Parameters:

observer -

updateStatus

public void updateStatus()

Updates the status of this service

getServiceStatus

public java.lang.String getServiceStatus()

Gets the service status

Returns:

service status: AVAILABLE or UNAVAILABLE

getServiceVersion

public java.lang.String getServiceVersion()

Gets the service version

Returns:

service version

getErrorMessage

public java.lang.String getErrorMessage()

Gets the error message if an error occurred during updateStatus

Returns:

an error message

getServiceURL

public java.lang.String getServiceURL()

Gets the service URL

Returns:

URL of the service

getDataResource

public ResourceID getDataResource()

Gets the current data resource ID

Returns:

resource ID

getDataResources

public ResourceID[] getDataResources()

Gets the list of data resources that are registered at the service

Returns:

list of resource IDs

setServiceStatusNotAvailable

private void setServiceStatusNotAvailable()

Sets the service status to "NOT AVAILABLE" and service version to "UNKNOWN"