# Hierarchy For Package org.eclipse.birt.core.preference

Package Hierarchies:

- All Packages

## Class Hierarchy

- java.lang.Object
  - java.util.EventObject (implements java.io.Serializable)
    - org.eclipse.birt.core.preference.PreferenceChangeEvent

## Interface Hierarchy

- java.util.EventListener
  - org.eclipse.birt.core.preference.IPreferenceChangeListener
- org.eclipse.birt.core.preference.IPreferences