| /* |
| * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| import java.io.BufferedWriter; |
| import java.io.File; |
| import java.io.FileWriter; |
| import java.io.IOException; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.SortedMap; |
| import java.util.TreeMap; |
| import java.util.TreeSet; |
| |
| /** |
| * <code>Simple</code> generates TimeZoneData, which had been used as internal |
| * data of TimeZone before J2SDK1.3. |
| * Since J2SDK1.4 doesn't need TimeZoneData, this class is for maintenance |
| * of old JDK release. |
| */ |
| class Simple extends BackEnd { |
| |
| /** |
| * Zone records which are applied for given year. |
| */ |
| private static Map<String,ZoneRec> lastZoneRecs = new HashMap<>(); |
| |
| /** |
| * Rule records which are applied for given year. |
| */ |
| private static Map<String,List<RuleRec>> lastRules = new TreeMap<>(); |
| |
| /** |
| * zone IDs sorted by their GMT offsets. If zone's GMT |
| * offset will change in the future, its last known offset is |
| * used. |
| */ |
| private SortedMap<Integer, Set<String>> zonesByOffset = new TreeMap<>(); |
| |
| /** |
| * Sets last Rule records and Zone records for given timezone to |
| * each Map. |
| * |
| * @param tz Timezone object for each zone |
| * @return always 0 |
| */ |
| int processZoneinfo(Timezone tz) { |
| String zonename = tz.getName(); |
| |
| lastRules.put(zonename, tz.getLastRules()); |
| lastZoneRecs.put(zonename, tz.getLastZoneRec()); |
| |
| // Populate zonesByOffset. (Zones that will change their |
| // GMT offsets are also added to zonesByOffset here.) |
| int lastKnownOffset = tz.getRawOffset(); |
| Set<String> set = zonesByOffset.get(lastKnownOffset); |
| if (set == null) { |
| set = new TreeSet<>(); |
| zonesByOffset.put(lastKnownOffset, set); |
| } |
| set.add(zonename); |
| |
| return 0; |
| } |
| |
| /** |
| * Generates TimeZoneData to output SimpleTimeZone data. |
| * @param map Mappings object which is generated by {@link Main#compile}. |
| * @return 0 if no error occurred, otherwise 1. |
| */ |
| int generateSrc(Mappings map) { |
| try { |
| File outD = new File(Main.getOutputDir()); |
| outD.mkdirs(); |
| |
| FileWriter fw = |
| new FileWriter(new File(outD, "TimeZoneData.java"), false); |
| BufferedWriter out = new BufferedWriter(fw); |
| |
| out.write("import java.util.SimpleTimeZone;\n\n"); |
| out.write(" static SimpleTimeZone zones[] = {\n"); |
| |
| Map<String,String> a = map.getAliases(); |
| List<Integer> roi = map.getRawOffsetsIndex(); |
| List<Set<String>> roit = map.getRawOffsetsIndexTable(); |
| |
| int index = 0; |
| for (int offset : zonesByOffset.keySet()) { |
| int o = roi.get(index); |
| Set<String> set = zonesByOffset.get(offset); |
| if (offset == o) { |
| // Merge aliases into zonesByOffset |
| set.addAll(roit.get(index)); |
| } |
| index++; |
| |
| for (String key : set) { |
| ZoneRec zrec; |
| String realname; |
| List<RuleRec> stz; |
| if ((realname = a.get(key)) != null) { |
| // if this alias is not targeted, ignore it. |
| if (!Zone.isTargetZone(key)) { |
| continue; |
| } |
| stz = lastRules.get(realname); |
| zrec = lastZoneRecs.get(realname); |
| } else { |
| stz = lastRules.get(key); |
| zrec = lastZoneRecs.get(key); |
| } |
| |
| out.write("\t//--------------------------------------------------------------------\n"); |
| String s = Time.toFormedString(offset); |
| out.write("\tnew SimpleTimeZone(" + |
| Time.toFormedString(offset) + ", \"" + key + "\""); |
| if (realname != null) { |
| out.write(" /* " + realname + " */"); |
| } |
| |
| if (stz == null) { |
| out.write("),\n"); |
| } else { |
| RuleRec rr0 = stz.get(0); |
| RuleRec rr1 = stz.get(1); |
| |
| out.write(",\n\t " + Month.toString(rr0.getMonthNum()) + |
| ", " + rr0.getDay().getDayForSimpleTimeZone() + ", " + |
| rr0.getDay().getDayOfWeekForSimpleTimeZone() + ", " + |
| Time.toFormedString((int)rr0.getTime().getTime()) + ", " + |
| rr0.getTime().getTypeForSimpleTimeZone() + ",\n" + |
| |
| "\t " + Month.toString(rr1.getMonthNum()) + ", " + |
| rr1.getDay().getDayForSimpleTimeZone() + ", " + |
| rr1.getDay().getDayOfWeekForSimpleTimeZone() + ", " + |
| Time.toFormedString((int)rr1.getTime().getTime())+ ", " + |
| rr1.getTime().getTypeForSimpleTimeZone() + ",\n" + |
| |
| "\t " + Time.toFormedString(rr0.getSave()) + "),\n"); |
| |
| out.write("\t// " + rr0.getLine() + "\n"); |
| out.write("\t// " + rr1.getLine() + "\n"); |
| } |
| |
| String zline = zrec.getLine(); |
| if (zline.indexOf("Zone") == -1) { |
| zline = "Zone " + key + "\t" + zline.trim(); |
| } |
| out.write("\t// " + zline + "\n"); |
| } |
| } |
| out.write(" };\n"); |
| |
| out.close(); |
| fw.close(); |
| } catch(IOException e) { |
| Main.panic("IO error: "+e.getMessage()); |
| return 1; |
| } |
| |
| return 0; |
| } |
| } |