--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/java/time/zone/Ser.java Tue Jan 22 20:59:21 2013 -0800
@@ -0,0 +1,256 @@
+/*
+ * Copyright (c) 2012, 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.
+ */
+
+/*
+ * This file is available under and governed by the GNU General Public
+ * License version 2 only, as published by the Free Software Foundation.
+ * However, the following notice accompanied the original version of this
+ * file:
+ *
+ * Copyright (c) 2011-2012, Stephen Colebourne & Michael Nascimento Santos
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * * Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * * Neither the name of JSR-310 nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package java.time.zone;
+
+import java.io.DataInput;
+import java.io.DataOutput;
+import java.io.Externalizable;
+import java.io.IOException;
+import java.io.InvalidClassException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
+import java.io.StreamCorruptedException;
+import java.time.ZoneOffset;
+
+/**
+ * The shared serialization delegate for this package.
+ *
+ * <h3>Implementation notes</h3>
+ * This class is mutable and should be created once per serialization.
+ *
+ * @serial include
+ * @since 1.8
+ */
+final class Ser implements Externalizable {
+
+ /**
+ * Serialization version.
+ */
+ private static final long serialVersionUID = -8885321777449118786L;
+
+ /** Type for ZoneRules. */
+ static final byte ZRULES = 1;
+ /** Type for ZoneOffsetTransition. */
+ static final byte ZOT = 2;
+ /** Type for ZoneOffsetTransition. */
+ static final byte ZOTRULE = 3;
+
+ /** The type being serialized. */
+ private byte type;
+ /** The object being serialized. */
+ private Object object;
+
+ /**
+ * Constructor for deserialization.
+ */
+ public Ser() {
+ }
+
+ /**
+ * Creates an instance for serialization.
+ *
+ * @param type the type
+ * @param object the object
+ */
+ Ser(byte type, Object object) {
+ this.type = type;
+ this.object = object;
+ }
+
+ //-----------------------------------------------------------------------
+ /**
+ * Implements the {@code Externalizable} interface to write the object.
+ *
+ * @param out the data stream to write to, not null
+ */
+ public void writeExternal(ObjectOutput out) throws IOException {
+ writeInternal(type, object, out);
+ }
+
+ static void write(Object object, DataOutput out) throws IOException {
+ writeInternal(ZRULES, object, out);
+ }
+
+ private static void writeInternal(byte type, Object object, DataOutput out) throws IOException {
+ out.writeByte(type);
+ switch (type) {
+ case ZRULES:
+ ((ZoneRules) object).writeExternal(out);
+ break;
+ case ZOT:
+ ((ZoneOffsetTransition) object).writeExternal(out);
+ break;
+ case ZOTRULE:
+ ((ZoneOffsetTransitionRule) object).writeExternal(out);
+ break;
+ default:
+ throw new InvalidClassException("Unknown serialized type");
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ /**
+ * Implements the {@code Externalizable} interface to read the object.
+ *
+ * @param in the data to read, not null
+ */
+ public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
+ type = in.readByte();
+ object = readInternal(type, in);
+ }
+
+ static Object read(DataInput in) throws IOException, ClassNotFoundException {
+ byte type = in.readByte();
+ return readInternal(type, in);
+ }
+
+ private static Object readInternal(byte type, DataInput in) throws IOException, ClassNotFoundException {
+ switch (type) {
+ case ZRULES:
+ return ZoneRules.readExternal(in);
+ case ZOT:
+ return ZoneOffsetTransition.readExternal(in);
+ case ZOTRULE:
+ return ZoneOffsetTransitionRule.readExternal(in);
+ default:
+ throw new StreamCorruptedException("Unknown serialized type");
+ }
+ }
+
+ /**
+ * Returns the object that will replace this one.
+ *
+ * @return the read object, should never be null
+ */
+ private Object readResolve() {
+ return object;
+ }
+
+ //-----------------------------------------------------------------------
+ /**
+ * Writes the state to the stream.
+ *
+ * @param offset the offset, not null
+ * @param out the output stream, not null
+ * @throws IOException if an error occurs
+ */
+ static void writeOffset(ZoneOffset offset, DataOutput out) throws IOException {
+ final int offsetSecs = offset.getTotalSeconds();
+ int offsetByte = offsetSecs % 900 == 0 ? offsetSecs / 900 : 127; // compress to -72 to +72
+ out.writeByte(offsetByte);
+ if (offsetByte == 127) {
+ out.writeInt(offsetSecs);
+ }
+ }
+
+ /**
+ * Reads the state from the stream.
+ *
+ * @param in the input stream, not null
+ * @return the created object, not null
+ * @throws IOException if an error occurs
+ */
+ static ZoneOffset readOffset(DataInput in) throws IOException {
+ int offsetByte = in.readByte();
+ return (offsetByte == 127 ? ZoneOffset.ofTotalSeconds(in.readInt()) : ZoneOffset.ofTotalSeconds(offsetByte * 900));
+ }
+
+ //-----------------------------------------------------------------------
+ /**
+ * Writes the state to the stream.
+ *
+ * @param epochSec the epoch seconds, not null
+ * @param out the output stream, not null
+ * @throws IOException if an error occurs
+ */
+ static void writeEpochSec(long epochSec, DataOutput out) throws IOException {
+ if (epochSec >= -4575744000L && epochSec < 10413792000L && epochSec % 900 == 0) { // quarter hours between 1825 and 2300
+ int store = (int) ((epochSec + 4575744000L) / 900);
+ out.writeByte((store >>> 16) & 255);
+ out.writeByte((store >>> 8) & 255);
+ out.writeByte(store & 255);
+ } else {
+ out.writeByte(255);
+ out.writeLong(epochSec);
+ }
+ }
+
+ /**
+ * Reads the state from the stream.
+ *
+ * @param in the input stream, not null
+ * @return the epoch seconds, not null
+ * @throws IOException if an error occurs
+ */
+ static long readEpochSec(DataInput in) throws IOException {
+ int hiByte = in.readByte() & 255;
+ if (hiByte == 255) {
+ return in.readLong();
+ } else {
+ int midByte = in.readByte() & 255;
+ int loByte = in.readByte() & 255;
+ long tot = ((hiByte << 16) + (midByte << 8) + loByte);
+ return (tot * 900) - 4575744000L;
+ }
+ }
+
+}