| class  | BeanDescriptor | A BeanDescriptor provides global information about a "bean",
 including its Java class, its displayName, etc. | 
| class  | EventSetDescriptor | An EventSetDescriptor describes a group of events that a given Java
 bean fires. | 
| class  | IndexedPropertyDescriptor | An IndexedPropertyDescriptor describes a property that acts like an
 array and has an indexed read and/or indexed write method to access
 specific elements of the array. | 
| class  | MethodDescriptor | A MethodDescriptor describes a particular method that a Java Bean
 supports for external access from other components. | 
| class  | ParameterDescriptor | The ParameterDescriptor class allows bean implementors to provide
 additional information on each of their parameters, beyond the
 low level type information provided by the java.lang.reflect.Method
 class. | 
| class  | PropertyDescriptor | A PropertyDescriptor describes one property that a Java Bean
 exports via a pair of accessor methods. |