org.eclipse.scada.da.buffer.internal

Class BufferedDataSourceImpl

java.lang.Object

org.eclipse.scada.da.buffer.internal.BufferedDataSourceImpl

All Implemented Interfaces:

BufferedDataSource, DataSourceListener, DataListener

public class BufferedDataSourceImpl
extends Object
implements BufferedDataSource, DataListener, DataSourceListener

Field Summary

Fields inherited from interface org.eclipse.scada.da.buffer.BufferedDataSource

BUFFERED_DATA_SOURCE_ID

Constructor Summary

Constructors

Constructor and Description
BufferedDataSourceImpl(org.osgi.framework.BundleContext context, ScheduledExecutorService scheduler, ObjectPoolTracker<DataSource> poolTracker, DataNodeTracker dataNodeTracker, String configurationId, ObjectPoolImpl<BufferedDataSource> objectPool)

Method Summary

Modifier and Type	Method and Description
void	addListener(BufferedDataSourceListener listener)
void	dispose()
void	nodeChanged(DataNode node) Gets called when the node changed.
void	removeListener(BufferedDataSourceListener listener)
void	stateChanged(DataItemValue value)
void	update(Map<String,String> parameters)

Methods inherited from class java.lang.Object

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

Constructor Detail

BufferedDataSourceImpl

public BufferedDataSourceImpl(org.osgi.framework.BundleContext context,
                              ScheduledExecutorService scheduler,
                              ObjectPoolTracker<DataSource> poolTracker,
                              DataNodeTracker dataNodeTracker,
                              String configurationId,
                              ObjectPoolImpl<BufferedDataSource> objectPool)

Method Detail

update

public void update(Map<String,String> parameters)

dispose

public void dispose()

nodeChanged

public void nodeChanged(DataNode node)

Description copied from interface: DataListener

Gets called when the node changed.

Specified by:

nodeChanged in interface DataListener

Parameters:

node - the current status or null if the does not exist or gets deleted.

stateChanged

public void stateChanged(DataItemValue value)

Specified by:

stateChanged in interface DataSourceListener

addListener

public void addListener(BufferedDataSourceListener listener)

Specified by:

addListener in interface BufferedDataSource

removeListener

public void removeListener(BufferedDataSourceListener listener)

Specified by:

removeListener in interface BufferedDataSource