13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package java.awt.desktop;
  27 
  28 import java.awt.Desktop;
  29 import java.awt.GraphicsEnvironment;
  30 import java.awt.HeadlessException;
  31 
  32 /**
  33  * Event sent when the user session has been changed.
  34  *
  35  * Some systems may provide a reason of a user session change.
  36  *
  37  * @see UserSessionListener#userSessionActivated(UserSessionEvent)
  38  * @see UserSessionListener#userSessionDeactivated(UserSessionEvent)
  39  *
  40  * @since 9
  41  */
  42 public final class UserSessionEvent extends AppEvent {
  43 



  44     private static final long serialVersionUID = 6747138462796569055L;
  45 



  46     private final Reason reason;
  47 
  48     /**
  49      * Kinds of available reasons of user session change.
  50      */
  51     public static enum Reason {
  52         /**
  53          * The system does not provide a reason for a session change.
  54          */
  55         UNSPECIFIED,
  56 
  57         /**
  58          * The session was connected/disconnected to the console terminal.
  59          */
  60         CONSOLE,
  61 
  62         /**
  63          * The session was connected/disconnected to the remote terminal.
  64          */
  65         REMOTE,

  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package java.awt.desktop;
  27 
  28 import java.awt.Desktop;
  29 import java.awt.GraphicsEnvironment;
  30 import java.awt.HeadlessException;
  31 
  32 /**
  33  * Event sent when the user session has been changed. Some systems may provide a
  34  * reason of a user session change.

  35  *
  36  * @see UserSessionListener#userSessionActivated(UserSessionEvent)
  37  * @see UserSessionListener#userSessionDeactivated(UserSessionEvent)

  38  * @since 9
  39  */
  40 public final class UserSessionEvent extends AppEvent {
  41 
  42     /**
  43      * Use serialVersionUID from JDK 9 for interoperability.
  44      */
  45     private static final long serialVersionUID = 6747138462796569055L;
  46 
  47     /**
  48      * The reason of the user session change.
  49      */
  50     private final Reason reason;
  51 
  52     /**
  53      * Kinds of available reasons of user session change.
  54      */
  55     public static enum Reason {
  56         /**
  57          * The system does not provide a reason for a session change.
  58          */
  59         UNSPECIFIED,
  60 
  61         /**
  62          * The session was connected/disconnected to the console terminal.
  63          */
  64         CONSOLE,
  65 
  66         /**
  67          * The session was connected/disconnected to the remote terminal.
  68          */
  69         REMOTE,