org.eclipse.scada.ui.databinding.item

Class DataItemObservableValue.ReplaceInvalidValuePolicy

java.lang.Object

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

All Implemented Interfaces:

InvalidValuePolicy

Enclosing class:

DataItemObservableValue

public static final class DataItemObservableValue.ReplaceInvalidValuePolicy
extends Object
implements InvalidValuePolicy

Constructor Summary

Constructors

Constructor and Description
DataItemObservableValue.ReplaceInvalidValuePolicy(org.eclipse.scada.da.client.DataItemValue replacement)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	isInvalid(org.eclipse.scada.da.client.DataItemValue value) Checks if a value is considered invalid
org.eclipse.scada.da.client.DataItemValue	processInvalid(org.eclipse.scada.da.client.DataItemValue value) Process the invalid value

Methods inherited from class java.lang.Object

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

Constructor Detail

DataItemObservableValue.ReplaceInvalidValuePolicy

public DataItemObservableValue.ReplaceInvalidValuePolicy(org.eclipse.scada.da.client.DataItemValue replacement)

Method Detail

isInvalid

public boolean isInvalid(org.eclipse.scada.da.client.DataItemValue value)

Description copied from interface: InvalidValuePolicy

Checks if a value is considered invalid

Specified by:

isInvalid in interface InvalidValuePolicy

Parameters:

value - the value to check

Returns:

true if the value is considered invalid, false false otherwise

processInvalid

public org.eclipse.scada.da.client.DataItemValue processInvalid(org.eclipse.scada.da.client.DataItemValue value)

Description copied from interface: InvalidValuePolicy

Process the invalid value

Specified by:

processInvalid in interface InvalidValuePolicy

Parameters:

value - the input value, may be null

Returns:

the output value, may be null