# com.bea.netuix.application.instance Package

## Interface Summary

NavigableInstance | A Marker interface used to indicate that the implementation object can have a Navigation (Tab) component associated with it.
PlaceableInstance | A marker interface used to indicate that the imlementation object can be placed in a PlaceholderView (LayoutView's placeholder).

## Class Summary

BookInstance | Represents a customized version of a `BookDefinition`.
DesktopInstance | Represents a customized version of a `DesktopDefinition`.
PageInstance | Represents a customized version of a `PageDefinition`.
PortletInstance | Represents a customized version of a `PortletDefinition`.