text: package java.beans;
  class PropertyChangeSupport {
    int listeners;
    int sourceBean;
    int serialPersistentFields;
    int serialVersionUID;
  }
  class PropertyChangeListenerProxy {
    int propertyName;
  }
  class PropertyChangeListener {
  }
  class PropertyChangeEvent {
    int propagationId;
    int newValue;
    int oldValue;
    int propertyName;
    int serialVersionUID;
  }
  class IndexedPropertyChangeEvent {
    int index;
    int serialVersionUID;
  }
  