src/share/classes/java/io/FileSystem.java

*** 1,7 ****
  /*
!  * Copyright (c) 1998, 2012, 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
--- 1,7 ----
  /*
!  * Copyright (c) 1998, 2013, 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
*** 235,244 ****
--- 235,247 ----
          } else {
              return false;
          }
      }
  
+     // NUL character
+     static final char CHAR_NUL = '\u0000';
+ 
      static {
          useCanonCaches      = getBooleanProperty("sun.io.useCanonCaches",
                                                   useCanonCaches);
          useCanonPrefixCache = getBooleanProperty("sun.io.useCanonPrefixCache",
                                                   useCanonPrefixCache);