1 /* 2 * Copyright (c) 2018, 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.HashMap; 31 import java.util.Map; 32 import java.util.stream.Stream; 33 import org.xml.sax.Attributes; 34 import org.xml.sax.InputSource; 35 import org.xml.sax.SAXException; 36 37 /** 38 * Handles parsing of files in Locale Data Markup Language for 39 * SupplementalMetadata.xml 40 */ 41 42 class SupplementalMetadataParseHandler extends AbstractLDMLHandler<Object> { 43 private final Map<String, String> languageAliasMap; 44 45 SupplementalMetadataParseHandler() { 46 languageAliasMap = new HashMap<>(); 47 } 48 49 @Override 50 public InputSource resolveEntity(String publicID, String systemID) throws IOException, SAXException { 51 // avoid HTTP traffic to unicode.org 52 if (systemID.startsWith(CLDRConverter.SPPL_LDML_DTD_SYSTEM_ID)) { 53 return new InputSource((new File(CLDRConverter.LOCAL_SPPL_LDML_DTD)).toURI().toString()); 54 } 55 return null; 56 } 57 58 @Override 59 public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException { 60 switch (qName) { 61 case "zoneAlias": 62 String reason = attributes.getValue("reason"); 63 if ("deprecated".equals(reason)) { 64 put(attributes.getValue("type"), attributes.getValue("replacement")); 65 } 66 pushIgnoredContainer(qName); 67 break; 68 case "languageAlias": 69 String aliasReason = attributes.getValue("reason"); 70 if ("deprecated".equals(aliasReason) || "legacy".equals(aliasReason)) { 71 String tag = attributes.getValue("type"); 72 if (!checkLegacyLocales(tag)) { 73 languageAliasMap.put(tag.replaceAll("_", "-"), 74 attributes.getValue("replacement").replaceAll("_", "-")); 75 } 76 } 77 pushIgnoredContainer(qName); 78 break; 79 default: 80 // treat anything else as a container 81 pushContainer(qName, attributes); 82 break; 83 } 84 } 85 86 public Stream<String> deprecatedMap() { 87 return keySet().stream() 88 .map(k -> String.format(" \"%s\", \"%s\",", k, get(k))) 89 .sorted(); 90 } 91 Map<String, String> getLanguageAliasData() { 92 return languageAliasMap; 93 } 94 95 // skip language aliases for JDK legacy locales for ISO compatibility 96 private boolean checkLegacyLocales(String tag) { 97 return (tag.startsWith("no") || tag.startsWith("in") 98 || tag.startsWith("iw") || tag.startsWith("ji")); 99 } 100 }