1 /* 2 * Copyright (c) 2012, 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.*; 31 import java.util.stream.*; 32 33 import org.xml.sax.Attributes; 34 import org.xml.sax.InputSource; 35 import org.xml.sax.SAXException; 36 37 class MetaZonesParseHandler extends AbstractLDMLHandler<String> { 38 private String tzid, metazone; 39 40 // for java.time.format.ZoneNames.java 41 private List<String> mzoneMapEntryList = new ArrayList<>(); 42 private Map<String, String> zones = new HashMap<>(); 43 44 MetaZonesParseHandler() { 45 } 46 47 @Override 48 public InputSource resolveEntity(String publicID, String systemID) throws IOException, SAXException { 49 // avoid HTTP traffic to unicode.org 50 if (systemID.startsWith(CLDRConverter.SPPL_LDML_DTD_SYSTEM_ID)) { 51 return new InputSource((new File(CLDRConverter.LOCAL_SPPL_LDML_DTD)).toURI().toString()); 52 } 53 return null; 54 } 55 56 // metaZone: ID -> metazone 57 // per locale: ID -> names, metazone -> names 58 @Override 59 public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException { 60 switch (qName) { 61 case "timezone": 62 tzid = attributes.getValue("type"); 63 pushContainer(qName, attributes); 64 break; 65 66 case "usesMetazone": 67 // Ignore any historical zone names (for now) 68 if (attributes.getValue("to") == null) { 69 metazone = attributes.getValue("mzone"); 70 } 71 pushIgnoredContainer(qName); 72 break; 73 74 case "mapZone": 75 String territory = attributes.getValue("territory"); 76 if (territory.equals("001")) { 77 zones.put(attributes.getValue("other"), attributes.getValue("type")); 78 } else { 79 mzoneMapEntryList.add(String.format(" \"%s\", \"%s\", \"%s\",", 80 attributes.getValue("other"), 81 territory, 82 attributes.getValue("type"))); 83 } 84 pushIgnoredContainer(qName); 85 break; 86 87 case "version": 88 case "generation": 89 pushIgnoredContainer(qName); 90 break; 91 92 default: 93 // treat anything else as a container 94 pushContainer(qName, attributes); 95 break; 96 } 97 } 98 99 @Override 100 public void endElement(String uri, String localName, String qName) throws SAXException { 101 assert qName.equals(currentContainer.getqName()) : "current=" + currentContainer.getqName() + ", param=" + qName; 102 switch (qName) { 103 case "timezone": 104 if (tzid == null || metazone == null) { 105 throw new InternalError(); 106 } 107 put(tzid, metazone); 108 break; 109 } 110 currentContainer = currentContainer.getParent(); 111 } 112 113 public Map<String, String> zidMap() { 114 return zones; 115 } 116 117 public Stream<String> mzoneMapEntry() { 118 return mzoneMapEntryList.stream(); 119 } 120 }