Example usage for java.beans EventSetDescriptor getListenerType

Introduction

In this page you can find the example usage for java.beans EventSetDescriptor getListenerType.

Prototype

public Class<?> getListenerType() 

Source Link

Document

Gets the Class object for the target interface.

Usage

From source file:EventTracerTest.java

/**
 * Add a listener to the given event set
 * @param c a component//  w  ww.ja  v a  2  s .  c  o m
 * @param eventSet a descriptor of a listener interface
 */
public void addListener(Component c, EventSetDescriptor eventSet) {
    // make proxy object for this listener type and route all calls to the handler
    Object proxy = Proxy.newProxyInstance(null, new Class[] { eventSet.getListenerType() }, handler);

    // add the proxy as a listener to the component
    Method addListenerMethod = eventSet.getAddListenerMethod();
    try {
        addListenerMethod.invoke(c, proxy);
    } catch (InvocationTargetException e) {
    } catch (IllegalAccessException e) {
    }
    // ok not to add listener if exception is thrown
}

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