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java.lang.Objectorg.biojava.utils.ChangeAdapter
This is a ChangeListener that ignores everything. This is a useful base-class for throw-a-way ChangeListener objects in a similar vein to MouseAdapter etc.
Nested Class Summary |
Nested classes inherited from class org.biojava.utils.ChangeListener |
ChangeListener.AlwaysVetoListener, ChangeListener.LoggingListener |
Field Summary |
Fields inherited from interface org.biojava.utils.ChangeListener |
ALWAYS_VETO, LOG_TO_OUT |
Constructor Summary | |
ChangeAdapter()
|
Method Summary | |
void |
postChange(ChangeEvent ce)
Called when a change has just taken place. |
void |
preChange(ChangeEvent ce)
Called before a change takes place. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public ChangeAdapter()
Method Detail |
public void preChange(ChangeEvent ce) throws ChangeVetoException
ChangeListener
Called before a change takes place.
This is your chance to stop the change by throwing a ChangeVetoException. This method does not indicate that the change will definitely take place, so it is not recomended that you take any positive action within this handler.
preChange
in interface ChangeListener
ce
- An event encapsulating the change which is about
to take place.
ChangeVetoException
- Description of Exceptionpublic void postChange(ChangeEvent ce)
ChangeListener
Called when a change has just taken place.
This method is the place to perform any behavior in response to the change event.
postChange
in interface ChangeListener
ce
- An event encapsulating the change which has
occured.
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