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| 查看属性和事件 |
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import java.beans.BeanInfo;
import java.beans.EventSetDescriptor;
import java.beans.Introspector;
import java.beans.PropertyDescriptor;
public class IntrospectorDemo {
public static void main(String args[]) {
try {
Class c = Class.forName("Colors");
BeanInfo beanInfo = Introspector.getBeanInfo(c);
System.out.println("Properties:");
PropertyDescriptor propertyDescriptor[] = beanInfo.getPropertyDescriptors();
for (int i = 0; i < propertyDescriptor.length; i++) {
System.out.println("\t" + propertyDescriptor[i].getName());
}
System.out.println("Events:");
EventSetDescriptor eventSetDescriptor[] = beanInfo.getEventSetDescriptors();
for (int i = 0; i < eventSetDescriptor.length; i++) {
System.out.println("\t" + eventSetDescriptor[i].getName());
}
} catch (Exception e) {
System.out.println("Exception caught. " + e);
}
}
}
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