class org.eclipse.core.commands.common.EventManager
class org.eclipse.ui.part.WorkbenchPart (implements org.eclipse.core.runtime.IExecutableExtension, org.eclipse.ui.IWorkbenchPart2, org.eclipse.ui.part.IWorkbenchPartOrientation)
class org.eclipse.ui.part.ViewPart (implements org.eclipse.ui.IViewPart)
class com.ibm.productivity.tools.ui.views.DefaultRichDocumentView (implements org.eclipse.ui.ISaveablePart2, com.ibm.productivity.tools.ui.views.RichDocumentView)
class java.util.EventObject (implements java.io.Serializable)