com.sun.syndication.fetcher.impl.AbstractFeedFetcherBeanInfo Maven / Gradle / Ivy

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package com.sun.syndication.fetcher.impl;

import java.beans.EventSetDescriptor;
import java.beans.SimpleBeanInfo;
import java.lang.reflect.Method;

import com.sun.syndication.fetcher.FetcherEvent;
import com.sun.syndication.fetcher.FetcherListener;

public class AbstractFeedFetcherBeanInfo extends SimpleBeanInfo {

	public EventSetDescriptor[] getEventSetDescriptors() {
		try {
			Class clz = AbstractFeedFetcher.class; // get the class object which we'll describe
			Method addMethod = clz.getMethod("addFetcherEventListener", new Class[] { FetcherListener.class });
			Method removeMethod = clz.getMethod("removeFetcherEventListener", new Class[] { FetcherListener.class });
			Method listenerMethod = FetcherListener.class.getMethod("fetcherEvent", new Class[] { FetcherEvent.class });

			EventSetDescriptor est = new EventSetDescriptor("fetcherEvent", clz, new Method[] { listenerMethod }, addMethod, removeMethod);
			EventSetDescriptor[] results = new EventSetDescriptor[] { est };

			return results;
		} catch (Exception e) {
			// IntrospectionException, SecurityException and/or NoSuchMethodException can be thrown here
			// the best we can do is to convert them to runtime exceptions
			throw new RuntimeException(e);
		}
	}
}