public class ChangeEventDispatcher
extends java.lang.Object
Constructor and Description |
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ChangeEventDispatcher(java.lang.Object sourceObject)
Constructs a VetoableChangeSupport object.
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Modifier and Type | Method and Description |
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void |
addPropertyChangeListener(java.beans.PropertyChangeListener listener)
Add a PropertyChangeListener to the listener list.
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void |
addPropertyChangeListener(java.lang.String propertyName,
java.beans.PropertyChangeListener listener)
Add a PropertyChangeListener for a specific property.
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void |
addVetoableChangeListener(ConfigVetoableChangeListener listener)
Add a VetoableChangeListener to the listener list.
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void |
addVetoableChangeListener(java.lang.String propertyName,
ConfigVetoableChangeListener listener)
Add a VetoableChangeListener for a specific property.
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void |
firePropertyChange(java.beans.PropertyChangeEvent evt)
Fire an existing PropertyChangeEvent to any registered listeners.
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void |
firePropertyChange(java.lang.String propertyName,
java.lang.Object oldValue,
java.lang.Object newValue)
Report a bound property update to any registered listeners.
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void |
fireVetoableChange(java.beans.PropertyChangeEvent evt)
Fire a vetoable property update to any registered listeners.
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void |
fireVetoableChange(java.lang.String propertyName,
java.lang.Object oldValue,
java.lang.Object newValue)
Report a vetoable property update to any registered listeners.
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boolean |
hasPropertyChangeListeners(java.lang.String propertyName)
Check if there are any listeners for a specific property.
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boolean |
hasVetoableChangeListeners(java.lang.String propertyName)
Check if there are any vetoable change listeners for a specific property.
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void |
removePropertyChangeListener(java.beans.PropertyChangeListener listener)
Remove a PropertyChangeListener from the listener list.
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void |
removePropertyChangeListener(java.lang.String propertyName,
java.beans.PropertyChangeListener listener)
Remove a PropertyChangeListener for a specific property.
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void |
removeVetoableChangeListener(ConfigVetoableChangeListener listener)
Remove a VetoableChangeListener from the listener list.
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void |
removeVetoableChangeListener(java.lang.String propertyName,
ConfigVetoableChangeListener listener)
Remove a VetoableChangeListener for a specific property.
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public ChangeEventDispatcher(java.lang.Object sourceObject)
sourceObject
- The object to be given as the source for any events.public void addPropertyChangeListener(java.beans.PropertyChangeListener listener)
listener
- The PropertyChangeChangeListener to be addedpublic void addPropertyChangeListener(java.lang.String propertyName, java.beans.PropertyChangeListener listener)
propertyName
- The name of the property to listen on.listener
- The ConfigurationChangeListener to be addedpublic void removePropertyChangeListener(java.beans.PropertyChangeListener listener)
listener
- The PropertyChangeListener to be removedpublic void removePropertyChangeListener(java.lang.String propertyName, java.beans.PropertyChangeListener listener)
propertyName
- The name of the property that was listened on.listener
- The VetoableChangeListener to be removedpublic void addVetoableChangeListener(ConfigVetoableChangeListener listener)
listener
- The VetoableChangeListener to be addedpublic void removeVetoableChangeListener(ConfigVetoableChangeListener listener)
listener
- The VetoableChangeListener to be removedpublic void addVetoableChangeListener(java.lang.String propertyName, ConfigVetoableChangeListener listener)
propertyName
- The name of the property to listen on.listener
- The ConfigurationChangeListener to be addedpublic void removeVetoableChangeListener(java.lang.String propertyName, ConfigVetoableChangeListener listener)
propertyName
- The name of the property that was listened on.listener
- The VetoableChangeListener to be removedpublic void fireVetoableChange(java.lang.String propertyName, java.lang.Object oldValue, java.lang.Object newValue)
No event is fired if old and new are equal and non-null.
propertyName
- The programmatic name of the property
that is about to change..oldValue
- The old value of the property.newValue
- The new value of the property.java.beans.PropertyVetoException
- if the recipient wishes the property
change to be rolled back.public void fireVetoableChange(java.beans.PropertyChangeEvent evt)
No event is fired if old and new are equal and non-null.
evt
- The PropertyChangeEvent to be fired.java.beans.PropertyVetoException
- if at least one of the recipients has
vetoed the change.public void firePropertyChange(java.lang.String propertyName, java.lang.Object oldValue, java.lang.Object newValue)
propertyName
- The programmatic name of the property
that was changed.oldValue
- The old value of the property.newValue
- The new value of the property.public void firePropertyChange(java.beans.PropertyChangeEvent evt)
evt
- The PropertyChangeEvent object.public boolean hasPropertyChangeListeners(java.lang.String propertyName)
propertyName
- the property name.public boolean hasVetoableChangeListeners(java.lang.String propertyName)
propertyName
- the property name.
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