src/share/classes/java/util/UUID.java

*** 371,391 ****
       * }</pre></blockquote>
       *
       * @return  A string representation of this {@code UUID}
       */
      public String toString() {
!         return (digits(mostSigBits >> 32, 8) + "-" +
!                 digits(mostSigBits >> 16, 4) + "-" +
!                 digits(mostSigBits, 4) + "-" +
!                 digits(leastSigBits >> 48, 4) + "-" +
!                 digits(leastSigBits, 12));
!     }
! 
!     /** Returns val represented by the specified number of hex digits. */
!     private static String digits(long val, int digits) {
!         long hi = 1L << (digits * 4);
!         return Long.toHexString(hi | (val & (hi - 1))).substring(1);
      }
  
      /**
       * Returns a hash code for this {@code UUID}.
       *
--- 371,385 ----
       * }</pre></blockquote>
       *
       * @return  A string representation of this {@code UUID}
       */
      public String toString() {
!         return Long.toHexString((mostSigBits  >>> 32) & 0xFFFFFFFFL,      8) + '-'
!              + Long.toHexString((mostSigBits  >>> 16) & 0xFFFFL,          4) + '-'
!              + Long.toHexString( mostSigBits          & 0xFFFFL,          4) + '-'
!              + Long.toHexString((leastSigBits >>> 48) & 0xFFFFL,          4) + '-'
!              + Long.toHexString( leastSigBits         & 0xFFFFFFFFFFFFL, 12);
      }
  
      /**
       * Returns a hash code for this {@code UUID}.
       *