src/java.desktop/share/classes/com/sun/media/sound/RealTimeSequencer.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2003, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this

@@ -104,21 +104,21 @@
     private final MidiUtils.TempoCache tempoCache = new MidiUtils.TempoCache();
 
     /**
      * True if the sequence is running.
      */
-    private boolean running = false;
+    private volatile boolean running;
 
 
     /** the thread for pushing out the MIDI messages */
     private PlayThread playThread;
 
 
     /**
      * True if we are recording
      */
-    private boolean recording = false;
+    private volatile boolean recording;
 
 
     /**
      * List of tracks to which we're recording
      */