UserSessionListener (Java SE 10 & JDK 10 )
Keywords: java.awt.desktop.UserSessionListener interface

Module java.desktop
Package java.awt.desktop

## Interface UserSessionListener

- All Superinterfaces:
    `EventListener`, `SystemEventListener`

      public interface UserSessionListener
      extends SystemEventListener

  Implementors receive notification when the user session changes. This notification is useful for discontinuing a costly animation, or indicating that the user is no longer present on a network service. Some systems may provide a reason of the user session change.
  Since:
    9
  See Also:
    `UserSessionEvent.Reason.UNSPECIFIED`, `UserSessionEvent.Reason.CONSOLE`, `UserSessionEvent.Reason.REMOTE`, `UserSessionEvent.Reason.LOCK`

- - ### Method Summary

    All Methods Instance Methods Abstract Methods
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | `userSessionActivated​(UserSessionEvent e)` | Called when the user session has been switched to.
    `void` | `userSessionDeactivated​(UserSessionEvent e)` | Called when the user session has been switched away.

- - ### Method Detail

    - #### userSessionDeactivated

          void userSessionDeactivated​(UserSessionEvent e)

      Called when the user session has been switched away.
      Parameters:
        `e` - the user session switch event

    - #### userSessionActivated

          void userSessionActivated​(UserSessionEvent e)

      Called when the user session has been switched to.
      Parameters:
        `e` - the user session switch event