Class UpdateCompleteProvider
- java.lang.Object
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- org.eclipse.viatra.transformation.evm.update.UpdateCompleteProvider
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- All Implemented Interfaces:
IUpdateCompleteProvider
- Direct Known Subclasses:
IQBaseCallbackUpdateCompleteProvider
,QueryEngineUpdateCompleteProvider
,TransactionUpdateCompleteProvider
public abstract class UpdateCompleteProvider extends java.lang.Object implements IUpdateCompleteProvider
This abstract implementation allows the registration of listeners and calls them when an update complete event occurs. The class is abstract since there is no definition of the actual update complete event.
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Constructor Summary
Constructors Constructor Description UpdateCompleteProvider()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
addUpdateCompleteListener(IUpdateCompleteListener listener, boolean fireNow)
Registers anIUpdateCompleteListener
to receive notification on completed updates.void
dispose()
Disposes of the provider by clearing the listener listprotected void
firstListenerAdded()
protected void
lastListenerRemoved()
boolean
removeUpdateCompleteListener(IUpdateCompleteListener listener)
Unregisters a listener registered byIUpdateCompleteProvider.addUpdateCompleteListener(IUpdateCompleteListener, boolean)
.protected void
updateCompleted()
Notifies each listener that an update complete event occurred.
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Method Detail
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addUpdateCompleteListener
public boolean addUpdateCompleteListener(IUpdateCompleteListener listener, boolean fireNow)
Description copied from interface:IUpdateCompleteProvider
Registers anIUpdateCompleteListener
to receive notification on completed updates.The listener can be unregistered via
IUpdateCompleteProvider.removeUpdateCompleteListener(IUpdateCompleteListener)
.- Specified by:
addUpdateCompleteListener
in interfaceIUpdateCompleteProvider
- Parameters:
listener
- the listener that will be notified of each completed updatefireNow
- if true, listener will be immediately invoked without waiting for the next update
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firstListenerAdded
protected void firstListenerAdded()
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lastListenerRemoved
protected void lastListenerRemoved()
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removeUpdateCompleteListener
public boolean removeUpdateCompleteListener(IUpdateCompleteListener listener)
Description copied from interface:IUpdateCompleteProvider
Unregisters a listener registered byIUpdateCompleteProvider.addUpdateCompleteListener(IUpdateCompleteListener, boolean)
.- Specified by:
removeUpdateCompleteListener
in interfaceIUpdateCompleteProvider
- Parameters:
listener
- the listener that will no longer be notified.
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updateCompleted
protected void updateCompleted()
Notifies each listener that an update complete event occurred.
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dispose
public void dispose()
Disposes of the provider by clearing the listener list
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