Have the client manager let the clients know that they are being shutdown.

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@2357 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/presents/server/PresentsClient.java

@@ -1,5 +1,5 @@
 //
-// $Id: PresentsClient.java,v 1.52 2003/02/01 04:43:47 mdb Exp $
+// $Id: PresentsClient.java,v 1.53 2003/03/30 21:04:18 mdb Exp $
 
 package com.threerings.presents.server;
 
@@ -383,6 +383,18 @@ public class PresentsClient
         _clobj = null;
     }
 
+    /**
+     * This is called when the server is shut down in the middle of a
+     * client session. In this circumstance, {@link #endSession} will
+     * <em>not</em> be called and so any persistent data that might
+     * normally be flushed at the end of a client's session should likely
+     * be flushed here.
+     */
+    public void shutdown  ()
+    {
+        // nothing to do by default
+    }
+
     /**
      * Makes a note that this client is subscribed to this object so that
      * we can clean up after ourselves if and when the client goes