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

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2003, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2015, 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

@@ -23,10 +23,12 @@
  * questions.
  */
 
 package com.sun.media.sound;
 
+import java.util.Objects;
+
 import javax.sound.midi.MidiDevice;
 import javax.sound.midi.spi.MidiDeviceProvider;
 
 /**
  * Provider for RealTimeSequencer objects.

@@ -40,10 +42,11 @@
         return new MidiDevice.Info[]{RealTimeSequencer.info};
     }
 
     @Override
     public MidiDevice getDevice(final MidiDevice.Info info) {
+        Objects.requireNonNull(info);
         if (RealTimeSequencer.info.equals(info)) {
             return new RealTimeSequencer();
         }
         throw MidiUtils.unsupportedDevice(info);
     }