org.eclipse.scada.da.master.common.marker

Class MarkerHandlerImpl

java.lang.Object

org.eclipse.scada.da.master.AbstractMasterHandlerImpl

org.eclipse.scada.da.master.AbstractConfigurableMasterHandlerImpl

org.eclipse.scada.da.master.common.AbstractCommonHandlerImpl

org.eclipse.scada.da.master.common.marker.MarkerHandlerImpl

All Implemented Interfaces:

MasterItemHandler

public class MarkerHandlerImpl
extends AbstractCommonHandlerImpl

Nested Class Summary

Nested classes/interfaces inherited from class org.eclipse.scada.da.master.common.AbstractCommonHandlerImpl

AbstractCommonHandlerImpl.AbstractConfiguration

Field Summary

Fields inherited from class org.eclipse.scada.da.master.AbstractMasterHandlerImpl

eventAttributes

Constructor Summary

Constructors

Constructor and Description
MarkerHandlerImpl(String configurationId, EventProcessor eventProcessor, ObjectPoolTracker<MasterItem> poolTracker, int priority, org.osgi.util.tracker.ServiceTracker<ConfigurationAdministrator,ConfigurationAdministrator> caTracker)

Method Summary

Modifier and Type	Method and Description
protected WriteAttributeResults	handleUpdate(Map<String,Variant> attributes, OperationParameters operationParameters) This method will be called on write request that have attributes which match our prefix.
protected void	injectAttributes(Map<String,Object> context, DataItemValue.Builder builder)
protected void	injectEventAttributes(Event.EventBuilder builder)
protected void	processDataUpdate(Map<String,Object> context, DataItemValue.Builder builder)
void	update(UserInformation userInformation, Map<String,String> parameters)

Methods inherited from class org.eclipse.scada.da.master.common.AbstractCommonHandlerImpl

createEventBuilder, dataUpdate

Methods inherited from class org.eclipse.scada.da.master.AbstractConfigurableMasterHandlerImpl

getPrefixed, processWrite, updateConfiguration, updateConfiguration

Methods inherited from class org.eclipse.scada.da.master.AbstractMasterHandlerImpl

addItem, createTrackers, dispose, getMasterItems, removeItem, reprocess

Methods inherited from class java.lang.Object

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

Constructor Detail

MarkerHandlerImpl

public MarkerHandlerImpl(String configurationId,
                         EventProcessor eventProcessor,
                         ObjectPoolTracker<MasterItem> poolTracker,
                         int priority,
                         org.osgi.util.tracker.ServiceTracker<ConfigurationAdministrator,ConfigurationAdministrator> caTracker)

Method Detail

processDataUpdate

protected void processDataUpdate(Map<String,Object> context,
                                 DataItemValue.Builder builder)
                          throws Exception

Specified by:

processDataUpdate in class AbstractCommonHandlerImpl

Throws:

Exception

injectAttributes

protected void injectAttributes(Map<String,Object> context,
                                DataItemValue.Builder builder)

update

public void update(UserInformation userInformation,
                   Map<String,String> parameters)
            throws Exception

Overrides:

update in class AbstractMasterHandlerImpl

Throws:

Exception

injectEventAttributes

protected void injectEventAttributes(Event.EventBuilder builder)

Overrides:

injectEventAttributes in class AbstractCommonHandlerImpl

handleUpdate

protected WriteAttributeResults handleUpdate(Map<String,Variant> attributes,
                                             OperationParameters operationParameters)
                                      throws Exception

Description copied from class: AbstractConfigurableMasterHandlerImpl

This method will be called on write request that have attributes which match our prefix.

All attributes that are processed must be returned in the result

Specified by:

handleUpdate in class AbstractConfigurableMasterHandlerImpl

Parameters:

attributes - the filtered attributes that match our prefix

Returns:

the attribute result of the written attributes

Throws:

Exception - if anything goes wrong