1 /* 2 * Copyright (c) 2019, 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 23 * questions. 24 */ 25 26 package build.tools.cldrconverter; 27 28 import java.io.File; 29 import java.io.IOException; 30 import java.util.Arrays; 31 import java.util.HashMap; 32 import java.util.Map; 33 import java.util.stream.Stream; 34 import org.xml.sax.Attributes; 35 import org.xml.sax.InputSource; 36 import org.xml.sax.SAXException; 37 38 /** 39 * Handles parsing of files in Locale Data Markup Language for 40 * plurals.xml 41 */ 42 43 class PluralsParseHandler extends AbstractLDMLHandler<Object> { 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 "plurals": 57 // Only deal with "cardinal" type for now. 58 if (attributes.getValue("type").equals("cardinal")) { 59 pushContainer(qName, attributes); 60 } else { 61 // ignore 62 pushIgnoredContainer(qName); 63 } 64 break; 65 case "pluralRules": 66 // key: locales 67 pushKeyContainer(qName, attributes, attributes.getValue("locales")); 68 break; 69 case "pluralRule": 70 pushStringEntry(qName, attributes, attributes.getValue("count")); 71 break; 72 default: 73 // treat anything else as a container 74 pushContainer(qName, attributes); 75 break; 76 } 77 } 78 79 @Override 80 public void endElement(String uri, String localName, String qName) throws SAXException { 81 assert qName.equals(currentContainer.getqName()) : "current=" + currentContainer.getqName() + ", param=" + qName; 82 switch (qName) { 83 case "pluralRule": 84 assert !(currentContainer instanceof Entry); 85 Entry entry = (Entry)currentContainer; 86 final String count = entry.getKey(); 87 final String rule = (String)entry.getValue(); 88 String locales = ((KeyContainer)(currentContainer.getParent())).getKey(); 89 Arrays.stream(locales.split("\\s")) 90 .forEach(loc -> { 91 Map<String, String> rules = (Map<String, String>)get(loc); 92 if (rules == null) { 93 rules = new HashMap<>(); 94 put(loc, rules); 95 } 96 if (!count.equals("other")) { 97 rules.put(count, rule); 98 } 99 }); 100 break; 101 } 102 103 currentContainer = currentContainer.getParent(); 104 } 105 }