111 lines
4.8 KiB
Java
111 lines
4.8 KiB
Java
/*
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* Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* See OldMappingTest.sh
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*/
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import java.lang.reflect.*;
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import java.util.*;
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public class OldIDMappingTest {
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private static final String MAPPING_PROPERTY_NAME = "sun.timezone.ids.oldmapping";
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private static final Map<String, String> newmap = new HashMap<String, String>();
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static {
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// Add known new mappings
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newmap.put("EST", "EST");
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newmap.put("MST", "MST");
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newmap.put("HST", "HST");
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}
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public static void main(String[] args) {
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boolean useOldMapping = true;
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String arg = args[0];
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if (arg.equals("-new")) {
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useOldMapping = false;
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} else if (arg.equals("-old")) {
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useOldMapping = true;
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} else {
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throw new RuntimeException("-old or -new must be specified; got " + arg);
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}
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// Get a Field for TzIDOldMapping in sun.util.calendar.
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Map<String, String> oldmap = null;
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try {
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Class<?> oldmapClass = Class.forName("sun.util.calendar.TzIDOldMapping");
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Field map = oldmapClass.getDeclaredField("MAP");
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map.setAccessible(true);
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oldmap = (Map<String, String>) map.get(null);
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} catch (Exception e) {
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throw new RuntimeException("can't get TzIDOldMapping.MAP", e);
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}
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String prop = System.getProperty(MAPPING_PROPERTY_NAME);
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System.out.println(MAPPING_PROPERTY_NAME + "=" + prop);
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// Try the test multiple times with modifying TimeZones to
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// make sure TimeZone instances for the old mapping are
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// properly copied (defensive copy).
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for (int count = 0; count < 3; count++) {
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for (String id : oldmap.keySet()) {
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TimeZone tzAlias = TimeZone.getTimeZone(id);
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TimeZone tz = TimeZone.getTimeZone(oldmap.get(id));
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if (useOldMapping) {
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if (!tzAlias.hasSameRules(tz)) {
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throw new RuntimeException("OLDMAP: " + MAPPING_PROPERTY_NAME + "=" + prop + ": "
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+ id + " isn't an alias of " + oldmap.get(id));
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}
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if (count == 0) {
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System.out.println(" " + id + " => " + oldmap.get(id));
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}
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tzAlias.setRawOffset(tzAlias.getRawOffset() * count);
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} else {
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if (!newmap.containsKey(id)) {
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// ignore ids not contained in the new map
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if (count == 0) {
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System.out.println(" " + id + " => " + oldmap.get(id));
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}
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tzAlias.setRawOffset(tzAlias.getRawOffset() * count);
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continue;
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}
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if (tzAlias.hasSameRules(tz)) {
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throw new RuntimeException("NEWMAP: " + MAPPING_PROPERTY_NAME + "=" + prop + ": "
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+ id + " is an alias of " + oldmap.get(id));
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}
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tz = TimeZone.getTimeZone(newmap.get(id));
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if (!tzAlias.hasSameRules(tz)) {
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throw new RuntimeException("NEWMAP: " + MAPPING_PROPERTY_NAME + "=" + prop + ": "
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+ id + " isn't an alias of " + newmap.get(id));
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}
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if (count == 0) {
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System.out.println(" " + id + " => " + newmap.get(id));
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}
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tzAlias.setRawOffset(tzAlias.getRawOffset() * count);
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}
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}
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}
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}
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}
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