org.eclipse.scada.hd.server.proxy

Class ProxyHistoricalItem

java.lang.Object

org.eclipse.scada.hd.server.proxy.ProxyHistoricalItem

All Implemented Interfaces:

HistoricalItem

public class ProxyHistoricalItem
extends Object
implements HistoricalItem

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	ProxyHistoricalItem.ItemListener

Constructor Summary

Constructors

Constructor and Description
ProxyHistoricalItem(org.osgi.framework.BundleContext context, Executor executor, String configurationId, Map<String,String> parameters)

Method Summary

Modifier and Type	Method and Description
void	addListener(ProxyHistoricalItem.ItemListener listener)
void	addSource(ProxyValueSource.ServiceEntry service)
Query	createQuery(QueryParameters parameters, QueryListener listener, boolean updateData) Create a new query
void	dispose()
HistoricalItemInformation	getInformation() Get the item information
void	removeListener(ProxyHistoricalItem.ItemListener listener)
void	removeSource(ProxyValueSource.ServiceEntry service)

Methods inherited from class java.lang.Object

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

Constructor Detail

ProxyHistoricalItem

public ProxyHistoricalItem(org.osgi.framework.BundleContext context,
                           Executor executor,
                           String configurationId,
                           Map<String,String> parameters)

Method Detail

createQuery

public Query createQuery(QueryParameters parameters,
                         QueryListener listener,
                         boolean updateData)

Description copied from interface: HistoricalItem

Create a new query

Specified by:

createQuery in interface HistoricalItem

Parameters:

parameters - the initial query parameters

listener - the query listener

updateData - if true then additional updates will be made by the query when data changes although the query is QueryState.COMPLETE

Returns:

the new query or null if the query could be be created

getInformation

public HistoricalItemInformation getInformation()

Description copied from interface: HistoricalItem

Get the item information

Specified by:

getInformation in interface HistoricalItem

Returns:

the item information

dispose

public void dispose()

addListener

public void addListener(ProxyHistoricalItem.ItemListener listener)

removeListener

public void removeListener(ProxyHistoricalItem.ItemListener listener)

addSource

public void addSource(ProxyValueSource.ServiceEntry service)

removeSource

public void removeSource(ProxyValueSource.ServiceEntry service)