make/jdk/src/classes/build/tools/cldrconverter/NumberingSystemsParseHandler.java

rev 47733 : 8176841: Additional Unicode Language-Tag Extensions
8189134: New system properties for the default Locale extensions
Reviewed-by:

*** 1,7 ****
  /*
!  * Copyright (c) 2012, 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
--- 1,7 ----
  /*
!  * Copyright (c) 2012, 2017, 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
*** 52,64 ****
  
      @Override
      public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
          switch (qName) {
          case "numberingSystem":
              if ("numeric".equals(attributes.getValue("type"))) {
                  // eg, <numberingSystem id="latn" type="numeric" digits="0123456789"/>
!                 put(attributes.getValue("id"), attributes.getValue("digits"));
              }
              pushIgnoredContainer(qName);
              break;
          case "version":
          case "generation":
--- 52,87 ----
  
      @Override
      public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
          switch (qName) {
          case "numberingSystem":
+             numberingSystem: {
                  if ("numeric".equals(attributes.getValue("type"))) {
                      // eg, <numberingSystem id="latn" type="numeric" digits="0123456789"/>
!                     String script = attributes.getValue("id");
!                     String digits = attributes.getValue("digits");
!                 
!                     if (Character.isSurrogate(digits.charAt(0))) {
!                         // DecimalFormatSymbols doesn't support supplementary characters as digit zero.
!                         break numberingSystem;
!                     }
!                     // in case digits are in the reversed order, reverse back the order.
!                     if (digits.charAt(0) > digits.charAt(digits.length() - 1)) {
!                         StringBuilder sb = new StringBuilder(digits);
!                         digits = sb.reverse().toString();
!                     }
!                     // Check if the order is sequential.
!                     char c0 = digits.charAt(0);
!                     for (int i = 1; i < digits.length(); i++) {
!                         if (digits.charAt(i) != c0 + i) {
!                             break numberingSystem;
!                         }
!                     }                
! 
!                     // script/digits are acceptable.
!                     put(script, digits);
!                 }
              }
              pushIgnoredContainer(qName);
              break;
          case "version":
          case "generation":