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

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rev 47480 : [mq]: 8176841
   1 /*
   2  * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


  37  */
  38 
  39 class NumberingSystemsParseHandler extends AbstractLDMLHandler<String> {
  40 
  41     NumberingSystemsParseHandler() {
  42     }
  43 
  44     @Override
  45     public InputSource resolveEntity(String publicID, String systemID) throws IOException, SAXException {
  46         // avoid HTTP traffic to unicode.org
  47         if (systemID.startsWith(CLDRConverter.SPPL_LDML_DTD_SYSTEM_ID)) {
  48             return new InputSource((new File(CLDRConverter.LOCAL_SPPL_LDML_DTD)).toURI().toString());
  49         }
  50         return null;
  51     }
  52 
  53     @Override
  54     public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
  55         switch (qName) {
  56         case "numberingSystem":

  57             if ("numeric".equals(attributes.getValue("type"))) {
  58                 // eg, <numberingSystem id="latn" type="numeric" digits="0123456789"/>
  59                 put(attributes.getValue("id"), attributes.getValue("digits"));






















  60             }
  61             pushIgnoredContainer(qName);
  62             break;
  63         case "version":
  64         case "generation":
  65             pushIgnoredContainer(qName);
  66             break;
  67         default:
  68             // treat anything else as a container
  69             pushContainer(qName, attributes);
  70             break;
  71         }
  72     }
  73 
  74     @Override
  75     public void endElement(String uri, String localName, String qName) throws SAXException {
  76         assert qName.equals(currentContainer.getqName()) : "current=" + currentContainer.getqName() + ", param=" + qName;
  77         currentContainer = currentContainer.getParent();
  78     }
  79 }
   1 /*
   2  * Copyright (c) 2012, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any


  37  */
  38 
  39 class NumberingSystemsParseHandler extends AbstractLDMLHandler<String> {
  40 
  41     NumberingSystemsParseHandler() {
  42     }
  43 
  44     @Override
  45     public InputSource resolveEntity(String publicID, String systemID) throws IOException, SAXException {
  46         // avoid HTTP traffic to unicode.org
  47         if (systemID.startsWith(CLDRConverter.SPPL_LDML_DTD_SYSTEM_ID)) {
  48             return new InputSource((new File(CLDRConverter.LOCAL_SPPL_LDML_DTD)).toURI().toString());
  49         }
  50         return null;
  51     }
  52 
  53     @Override
  54     public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
  55         switch (qName) {
  56         case "numberingSystem":
  57             numberingSystem: {
  58                 if ("numeric".equals(attributes.getValue("type"))) {
  59                     // eg, <numberingSystem id="latn" type="numeric" digits="0123456789"/>
  60                     String script = attributes.getValue("id");
  61                     String digits = attributes.getValue("digits");
  62                 
  63                     if (Character.isSurrogate(digits.charAt(0))) {
  64                         // DecimalFormatSymbols doesn't support supplementary characters as digit zero.
  65                         break numberingSystem;
  66                     }
  67                     // in case digits are in the reversed order, reverse back the order.
  68                     if (digits.charAt(0) > digits.charAt(digits.length() - 1)) {
  69                         StringBuilder sb = new StringBuilder(digits);
  70                         digits = sb.reverse().toString();
  71                     }
  72                     // Check if the order is sequential.
  73                     char c0 = digits.charAt(0);
  74                     for (int i = 1; i < digits.length(); i++) {
  75                         if (digits.charAt(i) != c0 + i) {
  76                             break numberingSystem;
  77                         }
  78                     }                
  79 
  80                     // script/digits are acceptable.
  81                     put(script, digits);
  82                 }
  83             }
  84             pushIgnoredContainer(qName);
  85             break;
  86         case "version":
  87         case "generation":
  88             pushIgnoredContainer(qName);
  89             break;
  90         default:
  91             // treat anything else as a container
  92             pushContainer(qName, attributes);
  93             break;
  94         }
  95     }
  96 
  97     @Override
  98     public void endElement(String uri, String localName, String qName) throws SAXException {
  99         assert qName.equals(currentContainer.getqName()) : "current=" + currentContainer.getqName() + ", param=" + qName;
 100         currentContainer = currentContainer.getParent();
 101     }
 102 }
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