org.eclipse.scada.ui.databinding.item

Class DataItemObservableValue

java.lang.Object

AbstractObservableValue

org.eclipse.scada.ui.databinding.item.DataItemObservableValue

public class DataItemObservableValue
extends AbstractObservableValue

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DataItemObservableValue.ReplaceInvalidValuePolicy

Field Summary

Fields

Modifier and Type	Field and Description
static InvalidValuePolicy	VALUE_POLICY_IGNORE
static InvalidValuePolicy	VALUE_POLICY_REPLACE_DISCONNECTED

Constructor Summary

Constructors

Constructor and Description
DataItemObservableValue(BundleContext context, java.lang.String connectionId, java.lang.String itemId)
DataItemObservableValue(BundleContext context, java.lang.String connectionId, java.lang.String itemId, InvalidValuePolicy invalidValuePolicy)
DataItemObservableValue(BundleContext context, java.lang.String connectionId, java.lang.String itemId, InvalidValuePolicy invalidValuePolicy, Realm realm)
DataItemObservableValue(BundleContext context, java.lang.String connectionId, java.lang.String itemId, Realm realm)

Method Summary

Methods

Modifier and Type	Method and Description
protected void	bind(ConnectionService connectionService)
void	dispose()
protected java.lang.Object	doGetValue()
java.lang.String	getItemId()
java.lang.Object	getValueType()
protected void	handleUpdate(java.util.Observer observer, DataItemValue value)
void	setItemId(java.lang.String itemId)
protected void	unbind()

Methods inherited from class java.lang.Object

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

Field Detail

VALUE_POLICY_REPLACE_DISCONNECTED

public static final InvalidValuePolicy VALUE_POLICY_REPLACE_DISCONNECTED

VALUE_POLICY_IGNORE

public static final InvalidValuePolicy VALUE_POLICY_IGNORE

Constructor Detail

DataItemObservableValue

public DataItemObservableValue(BundleContext context,
                       java.lang.String connectionId,
                       java.lang.String itemId)

DataItemObservableValue

public DataItemObservableValue(BundleContext context,
                       java.lang.String connectionId,
                       java.lang.String itemId,
                       Realm realm)

DataItemObservableValue

public DataItemObservableValue(BundleContext context,
                       java.lang.String connectionId,
                       java.lang.String itemId,
                       InvalidValuePolicy invalidValuePolicy)

DataItemObservableValue

public DataItemObservableValue(BundleContext context,
                       java.lang.String connectionId,
                       java.lang.String itemId,
                       InvalidValuePolicy invalidValuePolicy,
                       Realm realm)

Method Detail

bind

protected void bind(ConnectionService connectionService)

handleUpdate

protected void handleUpdate(java.util.Observer observer,
                DataItemValue value)

unbind

protected void unbind()

dispose

public void dispose()

getValueType

public java.lang.Object getValueType()

doGetValue

protected java.lang.Object doGetValue()

getItemId

public java.lang.String getItemId()

setItemId

public void setItemId(java.lang.String itemId)