java.beans
Interfaces 
AppletInitializer
BeanInfo
Customizer
DesignMode
PropertyChangeListener
PropertyEditor
VetoableChangeListener
Visibility
Classes 
BeanDescriptor
Beans
EventSetDescriptor
FeatureDescriptor
IndexedPropertyDescriptor
Introspector
MethodDescriptor
ParameterDescriptor
PropertyChangeEvent
PropertyChangeSupport
PropertyDescriptor
PropertyEditorManager
PropertyEditorSupport
SimpleBeanInfo
VetoableChangeSupport
Exceptions 
IntrospectionException
PropertyVetoException