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
239 //-----------------------------------------------------------------------
240 /**
241 * Defend against malicious streams.
242 *
243 * @param s the stream to read
244 * @throws InvalidObjectException always
245 */
246 private void readObject(ObjectInputStream s) throws InvalidObjectException {
247 throw new InvalidObjectException("Deserialization via serialization delegate");
248 }
249
250 /**
251 * Writes the object using a
252 * <a href="{@docRoot}/serialized-form.html#java.time.zone.Ser">dedicated serialized form</a>.
253 * @serialData
254 * Refer to the serialized form of
255 * <a href="{@docRoot}/serialized-form.html#java.time.zone.ZoneRules">ZoneRules.writeReplace</a>
256 * for the encoding of epoch seconds and offsets.
257 * <pre style="font-size:1.0em">{@code
258 *
259 * out.writeByte(3); // identifies a ZoneOffsetTransition
260 * final int timeSecs = (timeEndOfDay ? 86400 : time.toSecondOfDay());
261 * final int stdOffset = standardOffset.getTotalSeconds();
262 * final int beforeDiff = offsetBefore.getTotalSeconds() - stdOffset;
263 * final int afterDiff = offsetAfter.getTotalSeconds() - stdOffset;
264 * final int timeByte = (timeSecs % 3600 == 0 ? (timeEndOfDay ? 24 : time.getHour()) : 31);
265 * final int stdOffsetByte = (stdOffset % 900 == 0 ? stdOffset / 900 + 128 : 255);
266 * final int beforeByte = (beforeDiff == 0 || beforeDiff == 1800 || beforeDiff == 3600 ? beforeDiff / 1800 : 3);
267 * final int afterByte = (afterDiff == 0 || afterDiff == 1800 || afterDiff == 3600 ? afterDiff / 1800 : 3);
268 * final int dowByte = (dow == null ? 0 : dow.getValue());
269 * int b = (month.getValue() << 28) + // 4 bits
270 * ((dom + 32) << 22) + // 6 bits
271 * (dowByte << 19) + // 3 bits
272 * (timeByte << 14) + // 5 bits
273 * (timeDefinition.ordinal() << 12) + // 2 bits
274 * (stdOffsetByte << 4) + // 8 bits
275 * (beforeByte << 2) + // 2 bits
276 * afterByte; // 2 bits
277 * out.writeInt(b);
278 * if (timeByte == 31) {
279 * out.writeInt(timeSecs);
|
1 /*
2 * Copyright (c) 2012, 2019, 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
239 //-----------------------------------------------------------------------
240 /**
241 * Defend against malicious streams.
242 *
243 * @param s the stream to read
244 * @throws InvalidObjectException always
245 */
246 private void readObject(ObjectInputStream s) throws InvalidObjectException {
247 throw new InvalidObjectException("Deserialization via serialization delegate");
248 }
249
250 /**
251 * Writes the object using a
252 * <a href="{@docRoot}/serialized-form.html#java.time.zone.Ser">dedicated serialized form</a>.
253 * @serialData
254 * Refer to the serialized form of
255 * <a href="{@docRoot}/serialized-form.html#java.time.zone.ZoneRules">ZoneRules.writeReplace</a>
256 * for the encoding of epoch seconds and offsets.
257 * <pre style="font-size:1.0em">{@code
258 *
259 * out.writeByte(3); // identifies a ZoneOffsetTransitionRule
260 * final int timeSecs = (timeEndOfDay ? 86400 : time.toSecondOfDay());
261 * final int stdOffset = standardOffset.getTotalSeconds();
262 * final int beforeDiff = offsetBefore.getTotalSeconds() - stdOffset;
263 * final int afterDiff = offsetAfter.getTotalSeconds() - stdOffset;
264 * final int timeByte = (timeSecs % 3600 == 0 ? (timeEndOfDay ? 24 : time.getHour()) : 31);
265 * final int stdOffsetByte = (stdOffset % 900 == 0 ? stdOffset / 900 + 128 : 255);
266 * final int beforeByte = (beforeDiff == 0 || beforeDiff == 1800 || beforeDiff == 3600 ? beforeDiff / 1800 : 3);
267 * final int afterByte = (afterDiff == 0 || afterDiff == 1800 || afterDiff == 3600 ? afterDiff / 1800 : 3);
268 * final int dowByte = (dow == null ? 0 : dow.getValue());
269 * int b = (month.getValue() << 28) + // 4 bits
270 * ((dom + 32) << 22) + // 6 bits
271 * (dowByte << 19) + // 3 bits
272 * (timeByte << 14) + // 5 bits
273 * (timeDefinition.ordinal() << 12) + // 2 bits
274 * (stdOffsetByte << 4) + // 8 bits
275 * (beforeByte << 2) + // 2 bits
276 * afterByte; // 2 bits
277 * out.writeInt(b);
278 * if (timeByte == 31) {
279 * out.writeInt(timeSecs);
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