# Uses of Package
com.google.gwt.activity.shared

- Packages that use com.google.gwt.activity.shared
  Package | Description
  --- | ---
  com.google.gwt.activity.shared | Classes used to implement app navigation.

- Classes in com.google.gwt.activity.shared used by com.google.gwt.activity.shared
  Class and Description
  Activity Implemented by objects that control a piece of user interface, with a life cycle managed by an `ActivityManager`, in response to `PlaceChangeEvent` events as the user navigates through the app.
  ActivityMapper Finds the activity to run for a given `Place`, used to configure an `ActivityManager`.
  FilteredActivityMapper.Filter Implemented by objects that want to interpret one place as another.