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spin.off

Class ListenerSpinOver

public class ListenerSpinOver
extends Evaluator
An evaluator for spin-off that automatically spins-over all arguments of a SpinOffEvaluator if their corresponding parameter types are subinterfaces of java.util.EventListener.
Use an instance of this class on construction of a Spin object or install it globally by calling the static method: 
 Spin.setDefaultOffEvaluator(new ListenerSpinOver());
See Also:
isListenerAdditionOrRemoval(java.lang.reflect.Method), isListener(java.lang.Class)

Constructor Summary

ListenerSpinOver()
Constructor.
ListenerSpinOver(Evaluator evaluator)
Constructor.

Method Summary

void
evaluate(Invocation invocation)
protected boolean
isListener(Class type)
Test if the given class is a listener subinterface.
protected boolean
isListenerAdditionOrRemoval(Method method)
Test if the given method is a listener addition or removal.
protected Object
spinOver(Object object)
Spin-over the given object.

Constructor Details

ListenerSpinOver

public ListenerSpinOver()
Constructor.

ListenerSpinOver

public ListenerSpinOver(Evaluator evaluator)
Constructor.
Parameters:
evaluator - the evaluator to wrap

Method Details

evaluate

public void evaluate(Invocation invocation)
            throws Throwable

isListener

protected boolean isListener(Class type)
Test if the given class is a listener subinterface.
Parameters:
type - class to test
Returns:
true if the class is an sub-interface of java.util.EventListener

isListenerAdditionOrRemoval

protected boolean isListenerAdditionOrRemoval(Method method)
Test if the given method is a listener addition or removal. For this the methods name must obey the name pattern (add|remove).*Listener.
Parameters:
method - method to test
Returns:
true if method obeys the name pattern of listener addition or removal

spinOver

protected Object spinOver(Object object)
Spin-over the given object.
Parameters:
object - object to spin-over
Returns:
Spin proxy

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