src/java.xml.ws/share/classes/com/sun/xml/internal/ws/encoding/XmlDataContentHandler.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 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

@@ -137,10 +137,11 @@
                     + ex.getMessage());
         }
     }
 
     private boolean isXml(ContentType ct) {
-        return ct.getSubType().equals("xml") &&
-                    (ct.getPrimaryType().equals("text") || ct.getPrimaryType().equals("application"));
+        final String primaryType = ct.getPrimaryType();
+        return ct.getSubType().equalsIgnoreCase("xml") &&
+                    (primaryType.equalsIgnoreCase("text") || primaryType.equalsIgnoreCase("application"));
     }
 
 }