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 final static String NO_METAZONE_KEY = "no.metazone.defined"; 39 40 private String tzid, metazone; 41 42 // for java.time.format.ZoneNames.java 43 private List<String> mzoneMapEntryList = new ArrayList<>(); 44 private Map<String, String> zones = new HashMap<>(); 45 46 MetaZonesParseHandler() { 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 // metaZone: ID -> metazone 59 // per locale: ID -> names, metazone -> names 60 @Override 61 public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException { 62 switch (qName) { 63 case "timezone": 64 tzid = attributes.getValue("type"); 65 pushContainer(qName, attributes); 66 break; 67 68 case "usesMetazone": 69 // Ignore any historical zone names (for now) 70 if (attributes.getValue("to") == null) { 71 metazone = attributes.getValue("mzone"); 72 } 73 pushIgnoredContainer(qName); 74 break; 75 76 case "mapZone": 77 String territory = attributes.getValue("territory"); 78 if (territory.equals("001")) { 79 zones.put(attributes.getValue("other"), attributes.getValue("type")); 80 } else { 81 mzoneMapEntryList.add(String.format(" \"%s\", \"%s\", \"%s\",", 82 attributes.getValue("other"), 83 territory, 84 attributes.getValue("type"))); 85 } 86 pushIgnoredContainer(qName); 87 break; 88 89 case "version": 90 case "generation": 91 pushIgnoredContainer(qName); 92 break; 93 94 default: 95 // treat anything else as a container 96 pushContainer(qName, attributes); 97 break; 98 } 99 } 100 101 @Override 102 public void endElement(String uri, String localName, String qName) throws SAXException { 103 assert qName.equals(currentContainer.getqName()) : "current=" + currentContainer.getqName() + ", param=" + qName; 104 switch (qName) { 105 case "timezone": 106 if (tzid == null) { 107 throw new InternalError(); 108 } else if (metazone == null) { 109 String no_meta = get(NO_METAZONE_KEY); 110 put(NO_METAZONE_KEY, no_meta == null ? tzid : no_meta + " " + tzid); 111 CLDRConverter.info("No metazone defined for %s%n", tzid); 112 } else { 113 put(tzid, metazone); 114 } 115 tzid = null; 116 metazone = null; 117 break; 118 } 119 currentContainer = currentContainer.getParent(); 120 } 121 122 public Map<String, String> zidMap() { 123 return zones; 124 } 125 126 public Stream<String> mzoneMapEntry() { 127 return mzoneMapEntryList.stream(); 128 } 129 }