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提交 5a3ee720 编写于 作者: R rriggs
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8024164: JSR310 serialization should be described in details 

Summary: The serialized-form.html should specify the stream format for interoperability
Reviewed-by: alanb
上级 d559bb7d
隐藏空白更改
内联 并排
Showing with 646 addition and 166 deletion
src/share/classes/java/time/Duration.java
浏览文件 @ 5a3ee720
......@@ -74,7 +74,7 @@ import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.math.BigDecimal;
import java.math.BigInteger;
......@@ -1299,8 +1299,9 @@ public final class Duration
/**
* Writes the object using a
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(1); // identifies this as a Duration
* out.writeByte(1); // identifies a Duration
* out.writeLong(seconds);
* out.writeInt(nanos);
* </pre>
......@@ -1316,7 +1317,7 @@ public final class Duration
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/Instant.java
浏览文件 @ 5a3ee720
......@@ -76,7 +76,7 @@ import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeParseException;
......@@ -1317,8 +1317,9 @@ public final class Instant
/**
* Writes the object using a
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(2); // identifies this as an Instant
* out.writeByte(2); // identifies an Instant
* out.writeLong(seconds);
* out.writeInt(nanos);
* </pre>
......@@ -1334,7 +1335,7 @@ public final class Instant
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/LocalDate.java
浏览文件 @ 5a3ee720
......@@ -78,7 +78,7 @@ import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.chrono.ChronoLocalDate;
import java.time.chrono.Era;
......@@ -2019,8 +2019,9 @@ public final class LocalDate
/**
* Writes the object using a
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(3); // identifies this as a LocalDate
* out.writeByte(3); // identifies a LocalDate
* out.writeInt(year);
* out.writeByte(month);
* out.writeByte(day);
......@@ -2037,7 +2038,7 @@ public final class LocalDate
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/LocalDateTime.java
浏览文件 @ 5a3ee720
......@@ -76,7 +76,7 @@ import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.chrono.ChronoLocalDateTime;
import java.time.format.DateTimeFormatter;
......@@ -1953,8 +1953,9 @@ public final class LocalDateTime
/**
* Writes the object using a
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(5); // identifies this as a LocalDateTime
* out.writeByte(5); // identifies a LocalDateTime
* // the <a href="../../serialized-form.html#java.time.LocalDate">date</a> excluding the one byte header
* // the <a href="../../serialized-form.html#java.time.LocalTime">time</a> excluding the one byte header
* </pre>
......@@ -1970,7 +1971,7 @@ public final class LocalDateTime
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/LocalTime.java
浏览文件 @ 5a3ee720
......@@ -74,7 +74,7 @@ import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeParseException;
......@@ -1595,8 +1595,11 @@ public final class LocalTime
/**
* Writes the object using a
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* A twos-complement value indicates the remaining values are not in the stream
* and should be set to zero.
* <pre>
* out.writeByte(4); // identifies this as a LocalTime
* out.writeByte(4); // identifies a LocalTime
* if (nano == 0) {
* if (second == 0) {
* if (minute == 0) {
......@@ -1629,7 +1632,7 @@ public final class LocalTime
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/MonthDay.java
浏览文件 @ 5a3ee720
......@@ -68,7 +68,7 @@ import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.chrono.Chronology;
import java.time.chrono.IsoChronology;
......@@ -744,9 +744,10 @@ public final class MonthDay
//-----------------------------------------------------------------------
/**
* Writes the object using a
* <a href="../../../serialized-form.html#java.time.temporal.Ser">dedicated serialized form</a>.
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(13); // identifies this as a MonthDay
* out.writeByte(13); // identifies a MonthDay
* out.writeByte(month);
* out.writeByte(day);
* </pre>
......@@ -762,7 +763,7 @@ public final class MonthDay
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/OffsetDateTime.java
浏览文件 @ 5a3ee720
......@@ -72,7 +72,7 @@ import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.chrono.IsoChronology;
import java.time.format.DateTimeFormatter;
......@@ -1901,9 +1901,10 @@ public final class OffsetDateTime
//-----------------------------------------------------------------------
/**
* Writes the object using a
* <a href="../../../serialized-form.html#java.time.temporal.Ser">dedicated serialized form</a>.
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(10); // identifies this as a OffsetDateTime
* out.writeByte(10); // identifies a OffsetDateTime
* out.writeObject(dateTime);
* out.writeObject(offset);
* </pre>
......@@ -1919,7 +1920,7 @@ public final class OffsetDateTime
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/OffsetTime.java
浏览文件 @ 5a3ee720
......@@ -73,7 +73,7 @@ import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeParseException;
......@@ -1372,9 +1372,10 @@ public final class OffsetTime
//-----------------------------------------------------------------------
/**
* Writes the object using a
* <a href="../../../serialized-form.html#java.time.temporal.Ser">dedicated serialized form</a>.
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(9); // identifies this as a OffsetTime
* out.writeByte(9); // identifies a OffsetTime
* out.writeObject(time);
* out.writeObject(offset);
* </pre>
......@@ -1390,7 +1391,7 @@ public final class OffsetTime
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/Period.java
浏览文件 @ 5a3ee720
......@@ -70,7 +70,7 @@ import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.chrono.ChronoLocalDate;
import java.time.chrono.Chronology;
......@@ -993,11 +993,12 @@ public final class Period
/**
* Writes the object using a
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(14); // identifies this as a Period
* out.writeByte(14); // identifies a Period
* out.writeInt(years);
* out.writeInt(months);
* out.writeInt(seconds);
* out.writeInt(days);
* </pre>
*
* @return the instance of {@code Ser}, not null
......@@ -1011,7 +1012,7 @@ public final class Period
* @return never
* @throws java.io.InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/Ser.java
浏览文件 @ 5a3ee720
......@@ -72,14 +72,14 @@ import java.io.StreamCorruptedException;
* byte flag would be used in order to specify an alternative version of the type format.
* For example {@code LOCAL_DATE_TYPE_VERSION_2 = 21}.
* <p>
* In order to serialise the object it writes its byte and then calls back to the appropriate class where
* the serialisation is performed. In order to deserialise the object it read in the type byte, switching
* In order to serialize the object it writes its byte and then calls back to the appropriate class where
* the serialization is performed. In order to deserialize the object it read in the type byte, switching
* in order to select which class to call back into.
* <p>
* The serialisation format is determined on a per class basis. In the case of field based classes each
* The serialization format is determined on a per class basis. In the case of field based classes each
* of the fields is written out with an appropriate size format in descending order of the field's size. For
* example in the case of {@link LocalDate} year is written before month. Composite classes, such as
* {@link LocalDateTime} are serialised as one object.
* {@link LocalDateTime} are serialized as one object.
* <p>
* This class is mutable and should be created once per serialization.
*
......@@ -133,6 +133,27 @@ final class Ser implements Externalizable {
//-----------------------------------------------------------------------
/**
* Implements the {@code Externalizable} interface to write the object.
* @serialData
*
* Each serializable class is mapped to a type that is the first byte
* in the stream. Refer to each class {@code writeReplace}
* serialized form for the value of the type and sequence of values for the type.
* <ul>
* <li><a href="../../serialized-form.html#java.time.Duration">Duration.writeReplace</a>
* <li><a href="../../serialized-form.html#java.time.Instant">Instant.writeReplace</a>
* <li><a href="../../serialized-form.html#java.time.LocalDate">LocalDate.writeReplace</a>
* <li><a href="../../serialized-form.html#java.time.LocalDateTime">LocalDateTime.writeReplace</a>
* <li><a href="../../serialized-form.html#java.time.LocalTime">LocalTime.writeReplace</a>
* <li><a href="../../serialized-form.html#java.time.MonthDay">MonthDay.writeReplace</a>
* <li><a href="../../serialized-form.html#java.time.OffsetTime">OffsetTime.writeReplace</a>
* <li><a href="../../serialized-form.html#java.time.OffsetDateTime">OffsetDateTime.writeReplace</a>
* <li><a href="../../serialized-form.html#java.time.Period">Period.writeReplace</a>
* <li><a href="../../serialized-form.html#java.time.Year">Year.writeReplace</a>
* <li><a href="../../serialized-form.html#java.time.YearMonth">YearMonth.writeReplace</a>
* <li><a href="../../serialized-form.html#java.time.ZoneId">ZoneId.writeReplace</a>
* <li><a href="../../serialized-form.html#java.time.ZoneOffset">ZoneOffset.writeReplace</a>
* <li><a href="../../serialized-form.html#java.time.ZonedDateTime">ZonedDateTime.writeReplace</a>
* </ul>
*
* @param out the data stream to write to, not null
*/
......@@ -194,6 +215,29 @@ final class Ser implements Externalizable {
//-----------------------------------------------------------------------
/**
* Implements the {@code Externalizable} interface to read the object.
* @serialData
*
* The streamed type and parameters defined by the type's {@code writeReplace}
* method are read and passed to the corresponding static factory for the type
* to create a new instance. That instance is returned as the de-serialized
* {@code Ser} object.
*
* <ul>
* <li><a href="../../serialized-form.html#java.time.Duration">Duration</a> - {@code Duration.ofSeconds(seconds, nanos);}
* <li><a href="../../serialized-form.html#java.time.Instant">Instant</a> - {@code Instant.ofEpochSecond(seconds, nanos);}
* <li><a href="../../serialized-form.html#java.time.LocalDate">LocalDate</a> - {@code LocalDate.of(year, month, day);}
* <li><a href="../../serialized-form.html#java.time.LocalDateTime">LocalDateTime</a> - {@code LocalDateTime.of(date, time);}
* <li><a href="../../serialized-form.html#java.time.LocalTime">LocalTime</a> - {@code LocalTime.of(hour, minute, second, nano);}
* <li><a href="../../serialized-form.html#java.time.MonthDay">MonthDay</a> - {@code MonthDay.of(month, day);}
* <li><a href="../../serialized-form.html#java.time.OffsetTime">OffsetTime</a> - {@code OffsetTime.of(time, offset);}
* <li><a href="../../serialized-form.html#java.time.OffsetDateTime">OffsetDateTime</a> - {@code OffsetDateTime.of(dateTime, offset);}
* <li><a href="../../serialized-form.html#java.time.Period">Period</a> - {@code Period.of(years, months, days);}
* <li><a href="../../serialized-form.html#java.time.Year">Year</a> - {@code Year.of(year);}
* <li><a href="../../serialized-form.html#java.time.YearMonth">YearMonth</a> - {@code YearMonth.of(year, month);}
* <li><a href="../../serialized-form.html#java.time.ZonedDateTime">ZonedDateTime</a> - {@code ZonedDateTime.ofLenient(dateTime, offset, zone);}
* <li><a href="../../serialized-form.html#java.time.ZoneId">ZoneId</a> - {@code ZoneId.of(id);}
* <li><a href="../../serialized-form.html#java.time.ZoneOffset">ZoneOffset</a> - {@code (offsetByte == 127 ? ZoneOffset.ofTotalSeconds(in.readInt()) : ZoneOffset.ofTotalSeconds(offsetByte * 900));}
* </ul>
*
* @param in the data to read, not null
*/
......
src/share/classes/java/time/Year.java
浏览文件 @ 5a3ee720
......@@ -74,7 +74,7 @@ import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.chrono.Chronology;
import java.time.chrono.IsoChronology;
......@@ -1080,9 +1080,10 @@ public final class Year
//-----------------------------------------------------------------------
/**
* Writes the object using a
* <a href="../../../serialized-form.html#java.time.temporal.Ser">dedicated serialized form</a>.
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(11); // identifies this as a Year
* out.writeByte(11); // identifies a Year
* out.writeInt(year);
* </pre>
*
......@@ -1097,7 +1098,7 @@ public final class Year
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/YearMonth.java
浏览文件 @ 5a3ee720
......@@ -77,7 +77,7 @@ import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.chrono.Chronology;
import java.time.chrono.IsoChronology;
......@@ -1205,9 +1205,10 @@ public final class YearMonth
//-----------------------------------------------------------------------
/**
* Writes the object using a
* <a href="../../../serialized-form.html#java.time.temporal.Ser">dedicated serialized form</a>.
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(12); // identifies this as a YearMonth
* out.writeByte(12); // identifies a YearMonth
* out.writeInt(year);
* out.writeByte(month);
* </pre>
......@@ -1223,7 +1224,7 @@ public final class YearMonth
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/ZoneId.java
浏览文件 @ 5a3ee720
......@@ -63,6 +63,7 @@ package java.time;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.format.DateTimeFormatterBuilder;
import java.time.format.TextStyle;
......@@ -661,6 +662,15 @@ public abstract class ZoneId implements Serializable {
}
//-----------------------------------------------------------------------
/**
* Defend against malicious streams.
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
/**
* Outputs this zone as a {@code String}, using the ID.
*
......@@ -675,9 +685,10 @@ public abstract class ZoneId implements Serializable {
/**
* Writes the object using a
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(7); // identifies this as a ZoneId (not ZoneOffset)
* out.writeUTF(zoneId);
* out.writeByte(7); // identifies a ZoneId (not ZoneOffset)
* out.writeUTF(getId());
* </pre>
* <p>
* When read back in, the {@code ZoneId} will be created as though using
......
src/share/classes/java/time/ZoneOffset.java
浏览文件 @ 5a3ee720
......@@ -70,7 +70,7 @@ import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.temporal.ChronoField;
import java.time.temporal.Temporal;
......@@ -740,12 +740,13 @@ public final class ZoneOffset
/**
* Writes the object using a
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(8); // identifies this as a ZoneOffset
* out.writeByte(8); // identifies a ZoneOffset
* int offsetByte = totalSeconds % 900 == 0 ? totalSeconds / 900 : 127;
* out.writeByte(offsetByte);
* if (offsetByte == 127) {
* out.writeInt(totalSeconds);
* out.writeInt(totalSeconds);
* }
* </pre>
*
......@@ -760,7 +761,7 @@ public final class ZoneOffset
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/ZoneRegion.java
浏览文件 @ 5a3ee720
......@@ -60,7 +60,7 @@ import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.zone.ZoneRules;
import java.time.zone.ZoneRulesException;
......@@ -181,8 +181,9 @@ final class ZoneRegion extends ZoneId implements Serializable {
/**
* Writes the object using a
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(7); // identifies this as a ZoneId (not ZoneOffset)
* out.writeByte(7); // identifies a ZoneId (not ZoneOffset)
* out.writeUTF(zoneId);
* </pre>
*
......@@ -197,7 +198,7 @@ final class ZoneRegion extends ZoneId implements Serializable {
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/ZonedDateTime.java
浏览文件 @ 5a3ee720
......@@ -69,7 +69,7 @@ import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectInput;
import java.io.ObjectStreamException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.chrono.ChronoZonedDateTime;
import java.time.format.DateTimeFormatter;
......@@ -2192,9 +2192,10 @@ public final class ZonedDateTime
/**
* Writes the object using a
* <a href="../../serialized-form.html#java.time.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(6); // identifies this as a ZonedDateTime
* // the <a href="../../serialized-form.html#java.time.LocalDateTime">date-time</a> excluding the one byte header
* out.writeByte(6); // identifies a ZonedDateTime
* // the <a href="../../serialized-form.html#java.time.LocalDateTime">dateTime</a> excluding the one byte header
* // the <a href="../../serialized-form.html#java.time.ZoneOffset">offset</a> excluding the one byte header
* // the <a href="../../serialized-form.html#java.time.ZoneId">zone ID</a> excluding the one byte header
* </pre>
......@@ -2210,7 +2211,7 @@ public final class ZonedDateTime
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/chrono/ChronoLocalDateTimeImpl.java
浏览文件 @ 5a3ee720
......@@ -94,7 +94,7 @@ import java.util.Objects;
*
* @implSpec
* This class is immutable and thread-safe.
*
* @serial
* @param <D> the concrete type for the date of this date-time
* @since 1.8
*/
......@@ -157,11 +157,11 @@ final class ChronoLocalDateTimeImpl<D extends ChronoLocalDate>
/**
* The date part.
*/
private final D date;
private final transient D date;
/**
* The time part.
*/
private final LocalTime time;
private final transient LocalTime time;
//-----------------------------------------------------------------------
/**
......@@ -402,6 +402,18 @@ final class ChronoLocalDateTimeImpl<D extends ChronoLocalDate>
}
//-----------------------------------------------------------------------
/**
* Writes the ChronoLocalDateTime using a
* <a href="../../../serialized-form.html#java.time.chrono.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(2); // identifies a ChronoLocalDateTime
* out.writeObject(toLocalDate());
* out.witeObject(toLocalTime());
* </pre>
*
* @return the instance of {@code Ser}, not null
*/
private Object writeReplace() {
return new Ser(Ser.CHRONO_LOCAL_DATE_TIME_TYPE, this);
}
......@@ -411,7 +423,7 @@ final class ChronoLocalDateTimeImpl<D extends ChronoLocalDate>
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/chrono/ChronoZonedDateTimeImpl.java
浏览文件 @ 5a3ee720
......@@ -98,6 +98,7 @@ import java.util.Objects;
* @implSpec
* This class is immutable and thread-safe.
*
* @serial Document the delegation of this class in the serialized-form specification.
* @param <D> the concrete type for the date of this date-time
* @since 1.8
*/
......@@ -112,15 +113,15 @@ final class ChronoZonedDateTimeImpl<D extends ChronoLocalDate>
/**
* The local date-time.
*/
private final ChronoLocalDateTimeImpl<D> dateTime;
private final transient ChronoLocalDateTimeImpl<D> dateTime;
/**
* The zone offset.
*/
private final ZoneOffset offset;
private final transient ZoneOffset offset;
/**
* The zone ID.
*/
private final ZoneId zone;
private final transient ZoneId zone;
//-----------------------------------------------------------------------
/**
......@@ -222,6 +223,7 @@ final class ChronoZonedDateTimeImpl<D extends ChronoLocalDate>
}
//-----------------------------------------------------------------------
@Override
public ZoneOffset getOffset() {
return offset;
}
......@@ -256,10 +258,12 @@ final class ChronoZonedDateTimeImpl<D extends ChronoLocalDate>
return dateTime;
}
@Override
public ZoneId getZone() {
return zone;
}
@Override
public ChronoZonedDateTime<D> withZoneSameLocal(ZoneId zone) {
return ofBest(dateTime, zone, offset);
}
......@@ -321,6 +325,19 @@ final class ChronoZonedDateTimeImpl<D extends ChronoLocalDate>
}
//-----------------------------------------------------------------------
/**
* Writes the ChronoZonedDateTime using a
* <a href="../../../serialized-form.html#java.time.chrono.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(3); // identifies a ChronoZonedDateTime
* out.writeObject(toLocalDateTime());
* out.writeObject(getOffset());
* out.writeObject(getZone());
* </pre>
*
* @return the instance of {@code Ser}, not null
*/
private Object writeReplace() {
return new Ser(Ser.CHRONO_ZONE_DATE_TIME_TYPE, this);
}
......@@ -330,7 +347,7 @@ final class ChronoZonedDateTimeImpl<D extends ChronoLocalDate>
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
......
src/share/classes/java/time/chrono/Chronology.java
浏览文件 @ 5a3ee720
......@@ -1258,14 +1258,15 @@ public abstract class Chronology implements Comparable<Chronology> {
/**
* Writes the Chronology using a
* <a href="../../../serialized-form.html#java.time.chrono.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(1); // identifies this as a Chronology
* out.writeByte(1); // identifies a Chronology
* out.writeUTF(getId());
* </pre>
*
* @return the instance of {@code Ser}, not null
*/
protected Object writeReplace() {
Object writeReplace() {
return new Ser(Ser.CHRONO_TYPE, this);
}
......@@ -1274,14 +1275,26 @@ public abstract class Chronology implements Comparable<Chronology> {
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws ObjectStreamException {
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
/**
* Write the Chronology id to the stream.
* @param out the output stream
* @throws IOException on any error during the write
*/
void writeExternal(DataOutput out) throws IOException {
out.writeUTF(getId());
}
/**
* Reads the Chronology id and creates the Chronology.
* @param in the input stream
* @return the Chronology
* @throws IOException on errors during the read
* @throws DateTimeException if the Chronology cannot be returned
*/
static Chronology readExternal(DataInput in) throws IOException {
String id = in.readUTF();
return Chronology.of(id);
......
src/share/classes/java/time/chrono/HijrahChronology.java
浏览文件 @ 5a3ee720
......@@ -63,6 +63,8 @@ import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import java.io.Serializable;
import java.security.AccessController;
import java.security.PrivilegedActionException;
......@@ -217,11 +219,11 @@ public final class HijrahChronology extends Chronology implements Serializable {
/**
* The Hijrah Calendar id.
*/
private final String typeId;
private final transient String typeId;
/**
* The Hijrah calendarType.
*/
private transient final String calendarType;
private final transient String calendarType;
/**
* Serialization version.
*/
......@@ -236,7 +238,7 @@ public final class HijrahChronology extends Chronology implements Serializable {
* Flag to indicate the initialization of configuration data is complete.
* @see #checkCalendarInit()
*/
private volatile boolean initComplete;
private transient volatile boolean initComplete;
/**
* Array of epoch days indexed by Hijrah Epoch month.
* Computed by {@link #loadCalendarData}.
......@@ -281,7 +283,7 @@ public final class HijrahChronology extends Chronology implements Serializable {
* A reference to the properties stored in
* ${java.home}/lib/calendars.properties
*/
private transient final static Properties calendarProperties;
private final transient static Properties calendarProperties;
/**
* Prefix of property names for Hijrah calendar variants.
......@@ -1073,4 +1075,30 @@ public final class HijrahChronology extends Chronology implements Serializable {
throw new IllegalArgumentException("date must be yyyy-MM-dd", ex);
}
}
//-----------------------------------------------------------------------
/**
* Writes the Chronology using a
* <a href="../../../serialized-form.html#java.time.chrono.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(1); // identifies a Chronology
* out.writeUTF(getId());
* </pre>
*
* @return the instance of {@code Ser}, not null
*/
@Override
Object writeReplace() {
return super.writeReplace();
}
/**
* Defend against malicious streams.
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
}
src/share/classes/java/time/chrono/HijrahDate.java
浏览文件 @ 5a3ee720
......@@ -65,6 +65,7 @@ import static java.time.temporal.ChronoField.MONTH_OF_YEAR;
import static java.time.temporal.ChronoField.YEAR;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.io.Serializable;
......@@ -118,7 +119,7 @@ public final class HijrahDate
/**
* The Chronology of this HijrahDate.
*/
private final HijrahChronology chrono;
private final transient HijrahChronology chrono;
/**
* The proleptic year.
*/
......@@ -600,29 +601,41 @@ public final class HijrahDate
}
//-----------------------------------------------------------------------
/**
* Defend against malicious streams.
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
/**
* Writes the object using a
* <a href="../../../serialized-form.html#java.time.chrono.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(6); // identifies a HijrahDate
* out.writeObject(chrono); // the HijrahChronology variant
* out.writeInt(get(YEAR));
* out.writeByte(get(MONTH_OF_YEAR));
* out.writeByte(get(DAY_OF_MONTH));
* </pre>
*
* @return the instance of {@code Ser}, not null
*/
private Object writeReplace() {
return new Ser(Ser.HIJRAH_DATE_TYPE, this);
}
void writeExternal(ObjectOutput out) throws IOException {
// HijrahChronology is implicit in the Hijrah_DATE_TYPE
out.writeObject(chrono);
out.writeObject(getChronology());
out.writeInt(get(YEAR));
out.writeByte(get(MONTH_OF_YEAR));
out.writeByte(get(DAY_OF_MONTH));
}
/**
* Replaces the date instance from the stream with a valid one.
* ReadExternal has already read the fields and created a new instance
* from the data.
*
* @return the resolved date, never null
*/
private Object readResolve() {
return this;
}
static HijrahDate readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
HijrahChronology chrono = (HijrahChronology) in.readObject();
int year = in.readInt();
......
src/share/classes/java/time/chrono/HijrahEra.java
浏览文件 @ 5a3ee720
......@@ -63,9 +63,6 @@ package java.time.chrono;
import static java.time.temporal.ChronoField.ERA;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.time.DateTimeException;
import java.time.temporal.ChronoField;
import java.time.temporal.TemporalField;
......@@ -158,18 +155,4 @@ public enum HijrahEra implements Era {
return Era.super.range(field);
}
//-----------------------------------------------------------------------
private Object writeReplace() {
return new Ser(Ser.HIJRAH_ERA_TYPE, this);
}
void writeExternal(DataOutput out) throws IOException {
out.writeByte(this.getValue());
}
static HijrahEra readExternal(DataInput in) throws IOException {
byte eraValue = in.readByte();
return HijrahEra.of(eraValue);
}
}
src/share/classes/java/time/chrono/IsoChronology.java
浏览文件 @ 5a3ee720
......@@ -61,6 +61,8 @@
*/
package java.time.chrono;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import static java.time.temporal.ChronoField.DAY_OF_MONTH;
import static java.time.temporal.ChronoField.ERA;
import static java.time.temporal.ChronoField.MONTH_OF_YEAR;
......@@ -563,4 +565,29 @@ public final class IsoChronology extends Chronology implements Serializable {
return field.range();
}
//-----------------------------------------------------------------------
/**
* Writes the Chronology using a
* <a href="../../../serialized-form.html#java.time.chrono.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(1); // identifies a Chronology
* out.writeUTF(getId());
* </pre>
*
* @return the instance of {@code Ser}, not null
*/
@Override
Object writeReplace() {
return super.writeReplace();
}
/**
* Defend against malicious streams.
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
}
src/share/classes/java/time/chrono/JapaneseChronology.java
浏览文件 @ 5a3ee720
......@@ -56,6 +56,8 @@
*/
package java.time.chrono;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import static java.time.temporal.ChronoField.DAY_OF_MONTH;
import static java.time.temporal.ChronoField.DAY_OF_YEAR;
import static java.time.temporal.ChronoField.ERA;
......@@ -503,4 +505,29 @@ public final class JapaneseChronology extends Chronology implements Serializable
return dateYearDay(era, yoe, doy); // smart is same as strict
}
//-----------------------------------------------------------------------
/**
* Writes the Chronology using a
* <a href="../../../serialized-form.html#java.time.chrono.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(1); // identifies a Chronology
* out.writeUTF(getId());
* </pre>
*
* @return the instance of {@code Ser}, not null
*/
@Override
Object writeReplace() {
return super.writeReplace();
}
/**
* Defend against malicious streams.
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
}
src/share/classes/java/time/chrono/JapaneseDate.java
浏览文件 @ 5a3ee720
......@@ -69,6 +69,7 @@ import static java.time.temporal.ChronoField.YEAR_OF_ERA;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.Clock;
import java.time.DateTimeException;
......@@ -129,7 +130,7 @@ public final class JapaneseDate
/**
* The underlying ISO local date.
*/
private transient final LocalDate isoDate;
private final transient LocalDate isoDate;
/**
* The JapaneseEra of this date.
*/
......@@ -689,6 +690,28 @@ public final class JapaneseDate
}
//-----------------------------------------------------------------------
/**
* Defend against malicious streams.
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
/**
* Writes the object using a
* <a href="../../../serialized-form.html#java.time.chrono.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(4); // identifies a JapaneseDate
* out.writeInt(get(YEAR));
* out.writeByte(get(MONTH_OF_YEAR));
* out.writeByte(get(DAY_OF_MONTH));
* </pre>
*
* @return the instance of {@code Ser}, not null
*/
private Object writeReplace() {
return new Ser(Ser.JAPANESE_DATE_TYPE, this);
}
......
src/share/classes/java/time/chrono/JapaneseEra.java
浏览文件 @ 5a3ee720
......@@ -155,7 +155,7 @@ public final class JapaneseEra
* The era value.
* @serial
*/
private final int eraValue;
private final transient int eraValue;
// the first day of the era
private final transient LocalDate since;
......@@ -371,6 +371,17 @@ public final class JapaneseEra
}
//-----------------------------------------------------------------------
/**
* Writes the object using a
* <a href="../../../serialized-form.html#java.time.chrono.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(5); // identifies a JapaneseEra
* out.writeInt(getValue());
* </pre>
*
* @return the instance of {@code Ser}, not null
*/
private Object writeReplace() {
return new Ser(Ser.JAPANESE_ERA_TYPE, this);
}
......
src/share/classes/java/time/chrono/MinguoChronology.java
浏览文件 @ 5a3ee720
......@@ -56,6 +56,8 @@
*/
package java.time.chrono;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import static java.time.temporal.ChronoField.PROLEPTIC_MONTH;
import static java.time.temporal.ChronoField.YEAR;
......@@ -333,4 +335,29 @@ public final class MinguoChronology extends Chronology implements Serializable {
return (MinguoDate) super.resolveDate(fieldValues, resolverStyle);
}
//-----------------------------------------------------------------------
/**
* Writes the Chronology using a
* <a href="../../../serialized-form.html#java.time.chrono.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(1); // identifies a Chronology
* out.writeUTF(getId());
* </pre>
*
* @return the instance of {@code Ser}, not null
*/
@Override
Object writeReplace() {
return super.writeReplace();
}
/**
* Defend against malicious streams.
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
}
src/share/classes/java/time/chrono/MinguoDate.java
浏览文件 @ 5a3ee720
......@@ -64,6 +64,7 @@ import static java.time.temporal.ChronoField.YEAR;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.Clock;
import java.time.DateTimeException;
......@@ -106,7 +107,7 @@ public final class MinguoDate
/**
* The underlying date.
*/
private final LocalDate isoDate;
private final transient LocalDate isoDate;
//-----------------------------------------------------------------------
/**
......@@ -448,6 +449,28 @@ public final class MinguoDate
}
//-----------------------------------------------------------------------
/**
* Defend against malicious streams.
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
/**
* Writes the object using a
* <a href="../../../serialized-form.html#java.time.chrono.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(8); // identifies a MinguoDate
* out.writeInt(get(YEAR));
* out.writeByte(get(MONTH_OF_YEAR));
* out.writeByte(get(DAY_OF_MONTH));
* </pre>
*
* @return the instance of {@code Ser}, not null
*/
private Object writeReplace() {
return new Ser(Ser.MINGUO_DATE_TYPE, this);
}
......
src/share/classes/java/time/chrono/MinguoEra.java
浏览文件 @ 5a3ee720
......@@ -61,9 +61,6 @@
*/
package java.time.chrono;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.time.DateTimeException;
/**
......@@ -155,18 +152,4 @@ public enum MinguoEra implements Era {
return ordinal();
}
//-----------------------------------------------------------------------
private Object writeReplace() {
return new Ser(Ser.MINGUO_ERA_TYPE, this);
}
void writeExternal(DataOutput out) throws IOException {
out.writeByte(this.getValue());
}
static MinguoEra readExternal(DataInput in) throws IOException {
byte eraValue = in.readByte();
return MinguoEra.of(eraValue);
}
}
src/share/classes/java/time/chrono/Ser.java
浏览文件 @ 5a3ee720
......@@ -74,14 +74,14 @@ import java.time.LocalDateTime;
* byte flag would be used in order to specify an alternative version of the type format.
* For example {@code CHRONO_TYPE_VERSION_2 = 21}
* <p>
* In order to serialise the object it writes its byte and then calls back to the appropriate class where
* the serialisation is performed. In order to deserialise the object it read in the type byte, switching
* In order to serialize the object it writes its byte and then calls back to the appropriate class where
* the serialization is performed. In order to deserialize the object it read in the type byte, switching
* in order to select which class to call back into.
* <p>
* The serialisation format is determined on a per class basis. In the case of field based classes each
* The serialization format is determined on a per class basis. In the case of field based classes each
* of the fields is written out with an appropriate size format in descending order of the field's size. For
* example in the case of {@link LocalDate} year is written before month. Composite classes, such as
* {@link LocalDateTime} are serialised as one object. Enum classes are serialised using the index of their
* {@link LocalDateTime} are serialized as one object. Enum classes are serialized using the index of their
* element.
* <p>
* This class is mutable and should be created once per serialization.
......@@ -102,11 +102,8 @@ final class Ser implements Externalizable {
static final byte JAPANESE_DATE_TYPE = 4;
static final byte JAPANESE_ERA_TYPE = 5;
static final byte HIJRAH_DATE_TYPE = 6;
static final byte HIJRAH_ERA_TYPE = 7;
static final byte MINGUO_DATE_TYPE = 8;
static final byte MINGUO_ERA_TYPE = 9;
static final byte THAIBUDDHIST_DATE_TYPE = 10;
static final byte THAIBUDDHIST_ERA_TYPE = 11;
static final byte MINGUO_DATE_TYPE = 7;
static final byte THAIBUDDHIST_DATE_TYPE = 8;
/** The type being serialized. */
private byte type;
......@@ -133,6 +130,24 @@ final class Ser implements Externalizable {
//-----------------------------------------------------------------------
/**
* Implements the {@code Externalizable} interface to write the object.
* @serialData
* Each serializable class is mapped to a type that is the first byte
* in the stream. Refer to each class {@code writeReplace}
* serialized form for the value of the type and sequence of values for the type.
* <ul>
* <li><a href="../../../serialized-form.html#java.time.chrono.HijrahChronology">HijrahChronology.writeReplace</a>
* <li><a href="../../../serialized-form.html#java.time.chrono.IsoChronology">IsoChronology.writeReplace</a>
* <li><a href="../../../serialized-form.html#java.time.chrono.JapaneseChronology">JapaneseChronology.writeReplace</a>
* <li><a href="../../../serialized-form.html#java.time.chrono.MinguoChronology">MinguoChronology.writeReplace</a>
* <li><a href="../../../serialized-form.html#java.time.chrono.ThaiBuddhistChronology">ThaiBuddhistChronology.writeReplace</a>
* <li><a href="../../../serialized-form.html#java.time.chrono.ChronoLocalDateTimeImpl">ChronoLocalDateTime.writeReplace</a>
* <li><a href="../../../serialized-form.html#java.time.chrono.ChronoZonedDateTimeImpl">ChronoZonedDateTime.writeReplace</a>
* <li><a href="../../../serialized-form.html#java.time.chrono.JapaneseDate">JapaneseDate.writeReplace</a>
* <li><a href="../../../serialized-form.html#java.time.chrono.JapaneseEra">JapaneseEra.writeReplace</a>
* <li><a href="../../../serialized-form.html#java.time.chrono.HijrahDate">HijrahDate.writeReplace</a>
* <li><a href="../../../serialized-form.html#java.time.chrono.MinguoDate">MinguoDate.writeReplace</a>
* <li><a href="../../../serialized-form.html#java.time.chrono.ThaiBuddhistDate">ThaiBuddhistDate.writeReplace</a>
* </ul>
*
* @param out the data stream to write to, not null
*/
......@@ -162,21 +177,12 @@ final class Ser implements Externalizable {
case HIJRAH_DATE_TYPE:
((HijrahDate) object).writeExternal(out);
break;
case HIJRAH_ERA_TYPE:
((HijrahEra) object).writeExternal(out);
break;
case MINGUO_DATE_TYPE:
((MinguoDate) object).writeExternal(out);
break;
case MINGUO_ERA_TYPE:
((MinguoEra) object).writeExternal(out);
break;
case THAIBUDDHIST_DATE_TYPE:
((ThaiBuddhistDate) object).writeExternal(out);
break;
case THAIBUDDHIST_ERA_TYPE:
((ThaiBuddhistEra) object).writeExternal(out);
break;
default:
throw new InvalidClassException("Unknown serialized type");
}
......@@ -185,8 +191,28 @@ final class Ser implements Externalizable {
//-----------------------------------------------------------------------
/**
* Implements the {@code Externalizable} interface to read the object.
* @serialData
* The streamed type and parameters defined by the type's {@code writeReplace}
* method are read and passed to the corresponding static factory for the type
* to create a new instance. That instance is returned as the de-serialized
* {@code Ser} object.
*
* <ul>
* <li><a href="../../../serialized-form.html#java.time.chrono.HijrahChronology">HijrahChronology</a> - Chronology.of(id)
* <li><a href="../../../serialized-form.html#java.time.chrono.IsoChronology">IsoChronology</a> - Chronology.of(id)
* <li><a href="../../../serialized-form.html#java.time.chrono.JapaneseChronology">JapaneseChronology</a> - Chronology.of(id)
* <li><a href="../../../serialized-form.html#java.time.chrono.MinguoChronology">MinguoChronology</a> - Chronology.of(id)
* <li><a href="../../../serialized-form.html#java.time.chrono.ThaiBuddhistChronology">ThaiBuddhistChronology</a> - Chronology.of(id)
* <li><a href="../../../serialized-form.html#java.time.chrono.ChronoLocalDateTimeImpl">ChronoLocalDateTime</a> - date.atTime(time)
* <li><a href="../../../serialized-form.html#java.time.chrono.ChronoZonedDateTimeImpl">ChronoZonedDateTime</a> - dateTime.atZone(offset).withZoneSameLocal(zone)
* <li><a href="../../../serialized-form.html#java.time.chrono.JapaneseDate">JapaneseDate</a> - JapaneseChronology.INSTANCE.date(year, month, dayOfMonth)
* <li><a href="../../../serialized-form.html#java.time.chrono.JapaneseEra">JapaneseEra</a> - JapaneseEra.of(eraValue)
* <li><a href="../../../serialized-form.html#java.time.chrono.HijrahDate">HijrahDate</a> - HijrahChronology chrono.date(year, month, dayOfMonth)
* <li><a href="../../../serialized-form.html#java.time.chrono.MinguoDate">MinguoDate</a> - MinguoChronology.INSTANCE.date(year, month, dayOfMonth)
* <li><a href="../../../serialized-form.html#java.time.chrono.ThaiBuddhistDate">ThaiBuddhistDate</a> - ThaiBuddhistChronology.INSTANCE.date(year, month, dayOfMonth)
* </ul>
*
* @param in the data to read, not null
* @param in the data stream to read from, not null
*/
@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
......@@ -207,11 +233,8 @@ final class Ser implements Externalizable {
case JAPANESE_DATE_TYPE: return JapaneseDate.readExternal(in);
case JAPANESE_ERA_TYPE: return JapaneseEra.readExternal(in);
case HIJRAH_DATE_TYPE: return HijrahDate.readExternal(in);
case HIJRAH_ERA_TYPE: return HijrahEra.readExternal(in);
case MINGUO_DATE_TYPE: return MinguoDate.readExternal(in);
case MINGUO_ERA_TYPE: return MinguoEra.readExternal(in);
case THAIBUDDHIST_DATE_TYPE: return ThaiBuddhistDate.readExternal(in);
case THAIBUDDHIST_ERA_TYPE: return ThaiBuddhistEra.readExternal(in);
default: throw new StreamCorruptedException("Unknown serialized type");
}
}
......
src/share/classes/java/time/chrono/ThaiBuddhistChronology.java
浏览文件 @ 5a3ee720
......@@ -56,6 +56,8 @@
*/
package java.time.chrono;
import java.io.InvalidObjectException;
import java.io.ObjectStreamException;
import static java.time.temporal.ChronoField.PROLEPTIC_MONTH;
import static java.time.temporal.ChronoField.YEAR;
......@@ -369,4 +371,29 @@ public final class ThaiBuddhistChronology extends Chronology implements Serializ
return (ThaiBuddhistDate) super.resolveDate(fieldValues, resolverStyle);
}
//-----------------------------------------------------------------------
/**
* Writes the Chronology using a
* <a href="../../../serialized-form.html#java.time.chrono.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(1); // identifies a Chronology
* out.writeUTF(getId());
* </pre>
*
* @return the instance of {@code Ser}, not null
*/
@Override
Object writeReplace() {
return super.writeReplace();
}
/**
* Defend against malicious streams.
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
}
src/share/classes/java/time/chrono/ThaiBuddhistDate.java
浏览文件 @ 5a3ee720
......@@ -64,6 +64,7 @@ import static java.time.temporal.ChronoField.YEAR;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.Clock;
import java.time.DateTimeException;
......@@ -106,7 +107,7 @@ public final class ThaiBuddhistDate
/**
* The underlying date.
*/
private final LocalDate isoDate;
private final transient LocalDate isoDate;
//-----------------------------------------------------------------------
/**
......@@ -448,6 +449,28 @@ public final class ThaiBuddhistDate
}
//-----------------------------------------------------------------------
/**
* Defend against malicious streams.
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
/**
* Writes the object using a
* <a href="../../../serialized-form.html#java.time.chrono.Ser">dedicated serialized form</a>.
* @serialData
* <pre>
* out.writeByte(10); // identifies a ThaiBuddhistDate
* out.writeInt(get(YEAR));
* out.writeByte(get(MONTH_OF_YEAR));
* out.writeByte(get(DAY_OF_MONTH));
* </pre>
*
* @return the instance of {@code Ser}, not null
*/
private Object writeReplace() {
return new Ser(Ser.THAIBUDDHIST_DATE_TYPE, this);
}
......
src/share/classes/java/time/chrono/ThaiBuddhistEra.java
浏览文件 @ 5a3ee720
......@@ -61,9 +61,6 @@
*/
package java.time.chrono;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.time.DateTimeException;
/**
......@@ -155,18 +152,4 @@ public enum ThaiBuddhistEra implements Era {
return ordinal();
}
//-----------------------------------------------------------------------
private Object writeReplace() {
return new Ser(Ser.THAIBUDDHIST_ERA_TYPE, this);
}
void writeExternal(DataOutput out) throws IOException {
out.writeByte(this.getValue());
}
static ThaiBuddhistEra readExternal(DataInput in) throws IOException {
byte eraValue = in.readByte();
return ThaiBuddhistEra.of(eraValue);
}
}
src/share/classes/java/time/zone/Ser.java
浏览文件 @ 5a3ee720
......@@ -119,9 +119,20 @@ final class Ser implements Externalizable {
//-----------------------------------------------------------------------
/**
* Implements the {@code Externalizable} interface to write the object.
* @serialData
* Each serializable class is mapped to a type that is the first byte
* in the stream. Refer to each class {@code writeReplace}
* serialized form for the value of the type and sequence of values for the type.
*
* <ul>
* <li><a href="../../../serialized-form.html#java.time.zone.ZoneRules">ZoneRules.writeReplace</a>
* <li><a href="../../../serialized-form.html#java.time.zone.ZoneOffsetTransition">ZoneOffsetTransition.writeReplace</a>
* <li><a href="../../../serialized-form.html#java.time.zone.ZoneOffsetTransitionRule">ZoneOffsetTransitionRule.writeReplace</a>
* </ul>
*
* @param out the data stream to write to, not null
*/
@Override
public void writeExternal(ObjectOutput out) throws IOException {
writeInternal(type, object, out);
}
......@@ -150,9 +161,23 @@ final class Ser implements Externalizable {
//-----------------------------------------------------------------------
/**
* Implements the {@code Externalizable} interface to read the object.
* @serialData
* The streamed type and parameters defined by the type's {@code writeReplace}
* method are read and passed to the corresponding static factory for the type
* to create a new instance. That instance is returned as the de-serialized
* {@code Ser} object.
*
* <ul>
* <li><a href="../../../serialized-form.html#java.time.zone.ZoneRules">ZoneRules</a>
* - {@code ZoneRules.of(standardTransitions, standardOffsets, savingsInstantTransitions, wallOffsets, lastRules);}
* <li><a href="../../../serialized-form.html#java.time.zone.ZoneOffsetTransition">ZoneOffsetTransition</a>
* - {@code ;}
* <li><a href="../../../serialized-form.html#java.time.zone.ZoneOffsetTransitionRule">ZoneOffsetTransitionRule</a>
* - {@code ;}
* </ul>
* @param in the data to read, not null
*/
@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
type = in.readByte();
object = readInternal(type, in);
......
src/share/classes/java/time/zone/ZoneOffsetTransition.java
浏览文件 @ 5a3ee720
......@@ -64,6 +64,7 @@ package java.time.zone;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.Duration;
import java.time.Instant;
......@@ -170,8 +171,29 @@ public final class ZoneOffsetTransition
//-----------------------------------------------------------------------
/**
* Uses a serialization delegate.
* Defend against malicious streams.
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
/**
* Writes the object using a
* <a href="../../../serialized-form.html#java.time.zone.Ser">dedicated serialized form</a>.
* @serialData
* Refer to the serialized form of
* <a href="../../../serialized-form.html#java.time.zone.ZoneRules">ZoneRules.writeReplace</a>
* for the encoding of epoch seconds and offsets.
* <pre style="font-size:1.0em">{@code
*
* out.writeByte(2); // identifies a ZoneOffsetTransition
* out.writeEpochSec(toEpochSecond);
* out.writeOffset(offsetBefore);
* out.writeOfset(offsetAfter);
* }
* </pre>
* @return the replacing object, not null
*/
private Object writeReplace() {
......
src/share/classes/java/time/zone/ZoneOffsetTransitionRule.java
浏览文件 @ 5a3ee720
......@@ -67,6 +67,7 @@ import static java.time.temporal.TemporalAdjuster.previousOrSame;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.DayOfWeek;
import java.time.LocalDate;
......@@ -231,7 +232,56 @@ public final class ZoneOffsetTransitionRule implements Serializable {
//-----------------------------------------------------------------------
/**
* Uses a serialization delegate.
* Defend against malicious streams.
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
/**
* Writes the object using a
* <a href="../../../serialized-form.html#java.time.zone.Ser">dedicated serialized form</a>.
* @serialData
* Refer to the serialized form of
* <a href="../../../serialized-form.html#java.time.zone.ZoneRules">ZoneRules.writeReplace</a>
* for the encoding of epoch seconds and offsets.
* <pre style="font-size:1.0em">{@code
*
* out.writeByte(3); // identifies a ZoneOffsetTransition
* final int timeSecs = (timeEndOfDay ? 86400 : time.toSecondOfDay());
* final int stdOffset = standardOffset.getTotalSeconds();
* final int beforeDiff = offsetBefore.getTotalSeconds() - stdOffset;
* final int afterDiff = offsetAfter.getTotalSeconds() - stdOffset;
* final int timeByte = (timeSecs % 3600 == 0 ? (timeEndOfDay ? 24 : time.getHour()) : 31);
* final int stdOffsetByte = (stdOffset % 900 == 0 ? stdOffset / 900 + 128 : 255);
* final int beforeByte = (beforeDiff == 0 || beforeDiff == 1800 || beforeDiff == 3600 ? beforeDiff / 1800 : 3);
* final int afterByte = (afterDiff == 0 || afterDiff == 1800 || afterDiff == 3600 ? afterDiff / 1800 : 3);
* final int dowByte = (dow == null ? 0 : dow.getValue());
* int b = (month.getValue() << 28) + // 4 bits
* ((dom + 32) << 22) + // 6 bits
* (dowByte << 19) + // 3 bits
* (timeByte << 14) + // 5 bits
* (timeDefinition.ordinal() << 12) + // 2 bits
* (stdOffsetByte << 4) + // 8 bits
* (beforeByte << 2) + // 2 bits
* afterByte; // 2 bits
* out.writeInt(b);
* if (timeByte == 31) {
* out.writeInt(timeSecs);
* }
* if (stdOffsetByte == 255) {
* out.writeInt(stdOffset);
* }
* if (beforeByte == 3) {
* out.writeInt(offsetBefore.getTotalSeconds());
* }
* if (afterByte == 3) {
* out.writeInt(offsetAfter.getTotalSeconds());
* }
* }
* </pre>
*
* @return the replacing object, not null
*/
......
src/share/classes/java/time/zone/ZoneRules.java
浏览文件 @ 5a3ee720
......@@ -64,6 +64,7 @@ package java.time.zone;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import java.io.InvalidObjectException;
import java.io.Serializable;
import java.time.Duration;
import java.time.Instant;
......@@ -145,7 +146,7 @@ public final class ZoneRules implements Serializable {
/**
* The map of recent transitions.
*/
private final ConcurrentMap<Integer, ZoneOffsetTransition[]> lastRulesCache =
private final transient ConcurrentMap<Integer, ZoneOffsetTransition[]> lastRulesCache =
new ConcurrentHashMap<Integer, ZoneOffsetTransition[]>();
/**
* The zero-length long array.
......@@ -315,8 +316,74 @@ public final class ZoneRules implements Serializable {
}
/**
* Uses a serialization delegate.
* Defend against malicious streams.
* @return never
* @throws InvalidObjectException always
*/
private Object readResolve() throws InvalidObjectException {
throw new InvalidObjectException("Deserialization via serialization delegate");
}
/**
* Writes the object using a
* <a href="../../../serialized-form.html#java.time.zone.Ser">dedicated serialized form</a>.
* @serialData
* <pre style="font-size:1.0em">{@code
*
* out.writeByte(1); // identifies a ZoneRules
* out.writeInt(standardTransitions.length);
* for (long trans : standardTransitions) {
* Ser.writeEpochSec(trans, out);
* }
* for (ZoneOffset offset : standardOffsets) {
* Ser.writeOffset(offset, out);
* }
* out.writeInt(savingsInstantTransitions.length);
* for (long trans : savingsInstantTransitions) {
* Ser.writeEpochSec(trans, out);
* }
* for (ZoneOffset offset : wallOffsets) {
* Ser.writeOffset(offset, out);
* }
* out.writeByte(lastRules.length);
* for (ZoneOffsetTransitionRule rule : lastRules) {
* rule.writeExternal(out);
* }
* }
* </pre>
* <p>
* Epoch second values used for offsets are encoded in a variable
* length form to make the common cases put fewer bytes in the stream.
* <pre style="font-size:1.0em">{@code
*
* 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);
* }
* }
* }
* </pre>
* <p>
* ZoneOffset values are encoded in a variable length form so the
* common cases put fewer bytes in the stream.
* <pre style="font-size:1.0em">{@code
*
* 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);
* }
* }
*}
* </pre>
* @return the replacing object, not null
*/
private Object writeReplace() {
......
test/java/time/tck/java/time/chrono/TCKChronologySerialization.java
浏览文件 @ 5a3ee720
......@@ -97,7 +97,9 @@ public class TCKChronologySerialization {
ObjectOutputStream out = new ObjectOutputStream(baos);
out.writeObject(chrono);
out.close();
ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
byte[] bytes = baos.toByteArray();
ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
ObjectInputStream in = new ObjectInputStream(bais);
@SuppressWarnings("unchecked")
......
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