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/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.javascript;
import java.util.Date;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.TimeZone;
/**
* This class implements the Date native object.
* See ECMA 15.9.
* @author Mike McCabe
*
* Significant parts of this code are adapted from the venerable jsdate.cpp (also Mozilla):
* https://dxr.mozilla.com/baidu/openrasp/org/mozilla-central/source/js/src/jsdate.cpp
*/
final class NativeDate extends IdScriptableObject
{
static final long serialVersionUID = -8307438915861678966L;
private static final Object DATE_TAG = "Date";
private static final String js_NaN_date_str = "Invalid Date";
static void init(Scriptable scope, boolean sealed)
{
NativeDate obj = new NativeDate();
// Set the value of the prototype Date to NaN ('invalid date');
obj.date = ScriptRuntime.NaN;
obj.exportAsJSClass(MAX_PROTOTYPE_ID, scope, sealed);
}
private NativeDate()
{
if (thisTimeZone == null) {
// j.u.TimeZone is synchronized, so setting class statics from it
// should be OK.
thisTimeZone = TimeZone.getDefault();
LocalTZA = thisTimeZone.getRawOffset();
}
}
@Override
public String getClassName()
{
return "Date";
}
@Override
public Object getDefaultValue(Class typeHint)
{
if (typeHint == null)
typeHint = ScriptRuntime.StringClass;
return super.getDefaultValue(typeHint);
}
double getJSTimeValue()
{
return date;
}
@Override
protected void fillConstructorProperties(IdFunctionObject ctor)
{
addIdFunctionProperty(ctor, DATE_TAG, ConstructorId_now,
"now", 0);
addIdFunctionProperty(ctor, DATE_TAG, ConstructorId_parse,
"parse", 1);
addIdFunctionProperty(ctor, DATE_TAG, ConstructorId_UTC,
"UTC", 7);
super.fillConstructorProperties(ctor);
}
@Override
protected void initPrototypeId(int id)
{
String s;
int arity;
switch (id) {
case Id_constructor: arity=7; s="constructor"; break;
case Id_toString: arity=0; s="toString"; break;
case Id_toTimeString: arity=0; s="toTimeString"; break;
case Id_toDateString: arity=0; s="toDateString"; break;
case Id_toLocaleString: arity=0; s="toLocaleString"; break;
case Id_toLocaleTimeString: arity=0; s="toLocaleTimeString"; break;
case Id_toLocaleDateString: arity=0; s="toLocaleDateString"; break;
case Id_toUTCString: arity=0; s="toUTCString"; break;
case Id_toSource: arity=0; s="toSource"; break;
case Id_valueOf: arity=0; s="valueOf"; break;
case Id_getTime: arity=0; s="getTime"; break;
case Id_getYear: arity=0; s="getYear"; break;
case Id_getFullYear: arity=0; s="getFullYear"; break;
case Id_getUTCFullYear: arity=0; s="getUTCFullYear"; break;
case Id_getMonth: arity=0; s="getMonth"; break;
case Id_getUTCMonth: arity=0; s="getUTCMonth"; break;
case Id_getDate: arity=0; s="getDate"; break;
case Id_getUTCDate: arity=0; s="getUTCDate"; break;
case Id_getDay: arity=0; s="getDay"; break;
case Id_getUTCDay: arity=0; s="getUTCDay"; break;
case Id_getHours: arity=0; s="getHours"; break;
case Id_getUTCHours: arity=0; s="getUTCHours"; break;
case Id_getMinutes: arity=0; s="getMinutes"; break;
case Id_getUTCMinutes: arity=0; s="getUTCMinutes"; break;
case Id_getSeconds: arity=0; s="getSeconds"; break;
case Id_getUTCSeconds: arity=0; s="getUTCSeconds"; break;
case Id_getMilliseconds: arity=0; s="getMilliseconds"; break;
case Id_getUTCMilliseconds: arity=0; s="getUTCMilliseconds"; break;
case Id_getTimezoneOffset: arity=0; s="getTimezoneOffset"; break;
case Id_setTime: arity=1; s="setTime"; break;
case Id_setMilliseconds: arity=1; s="setMilliseconds"; break;
case Id_setUTCMilliseconds: arity=1; s="setUTCMilliseconds"; break;
case Id_setSeconds: arity=2; s="setSeconds"; break;
case Id_setUTCSeconds: arity=2; s="setUTCSeconds"; break;
case Id_setMinutes: arity=3; s="setMinutes"; break;
case Id_setUTCMinutes: arity=3; s="setUTCMinutes"; break;
case Id_setHours: arity=4; s="setHours"; break;
case Id_setUTCHours: arity=4; s="setUTCHours"; break;
case Id_setDate: arity=1; s="setDate"; break;
case Id_setUTCDate: arity=1; s="setUTCDate"; break;
case Id_setMonth: arity=2; s="setMonth"; break;
case Id_setUTCMonth: arity=2; s="setUTCMonth"; break;
case Id_setFullYear: arity=3; s="setFullYear"; break;
case Id_setUTCFullYear: arity=3; s="setUTCFullYear"; break;
case Id_setYear: arity=1; s="setYear"; break;
case Id_toISOString: arity=0; s="toISOString"; break;
case Id_toJSON: arity=1; s="toJSON"; break;
default: throw new IllegalArgumentException(String.valueOf(id));
}
initPrototypeMethod(DATE_TAG, id, s, arity);
}
@Override
public Object execIdCall(IdFunctionObject f, Context cx, Scriptable scope,
Scriptable thisObj, Object[] args)
{
if (!f.hasTag(DATE_TAG)) {
return super.execIdCall(f, cx, scope, thisObj, args);
}
int id = f.methodId();
switch (id) {
case ConstructorId_now:
return ScriptRuntime.wrapNumber(now());
case ConstructorId_parse:
{
String dataStr = ScriptRuntime.toString(args, 0);
return ScriptRuntime.wrapNumber(date_parseString(dataStr));
}
case ConstructorId_UTC:
return ScriptRuntime.wrapNumber(jsStaticFunction_UTC(args));
case Id_constructor:
{
// if called as a function, just return a string
// representing the current time.
if (thisObj != null)
return date_format(now(), Id_toString);
return jsConstructor(args);
}
case Id_toJSON:
{
final String toISOString = "toISOString";
Scriptable o = ScriptRuntime.toObject(cx, scope, thisObj);
Object tv = ScriptRuntime.toPrimitive(o, ScriptRuntime.NumberClass);
if (tv instanceof Number) {
double d = ((Number) tv).doubleValue();
if (d != d || Double.isInfinite(d)) {
return null;
}
}
Object toISO = ScriptableObject.getProperty(o, toISOString);
if (toISO == NOT_FOUND) {
throw ScriptRuntime.typeError2("msg.function.not.found.in",
toISOString,
ScriptRuntime.toString(o));
}
if ( !(toISO instanceof Callable) ) {
throw ScriptRuntime.typeError3("msg.isnt.function.in",
toISOString,
ScriptRuntime.toString(o),
ScriptRuntime.toString(toISO));
}
Object result = ((Callable) toISO).call(cx, scope, o,
ScriptRuntime.emptyArgs);
if ( !ScriptRuntime.isPrimitive(result) ) {
throw ScriptRuntime.typeError1("msg.toisostring.must.return.primitive",
ScriptRuntime.toString(result));
}
return result;
}
}
// The rest of Date.prototype methods require thisObj to be Date
if (!(thisObj instanceof NativeDate))
throw incompatibleCallError(f);
NativeDate realThis = (NativeDate)thisObj;
double t = realThis.date;
switch (id) {
case Id_toString:
case Id_toTimeString:
case Id_toDateString:
if (t == t) {
return date_format(t, id);
}
return js_NaN_date_str;
case Id_toLocaleString:
case Id_toLocaleTimeString:
case Id_toLocaleDateString:
if (t == t) {
return toLocale_helper(t, id);
}
return js_NaN_date_str;
case Id_toUTCString:
if (t == t) {
return js_toUTCString(t);
}
return js_NaN_date_str;
case Id_toSource:
return "(new Date("+ScriptRuntime.toString(t)+"))";
case Id_valueOf:
case Id_getTime:
return ScriptRuntime.wrapNumber(t);
case Id_getYear:
case Id_getFullYear:
case Id_getUTCFullYear:
if (t == t) {
if (id != Id_getUTCFullYear) t = LocalTime(t);
t = YearFromTime(t);
if (id == Id_getYear) {
if (cx.hasFeature(Context.FEATURE_NON_ECMA_GET_YEAR)) {
if (1900 <= t && t < 2000) {
t -= 1900;
}
} else {
t -= 1900;
}
}
}
return ScriptRuntime.wrapNumber(t);
case Id_getMonth:
case Id_getUTCMonth:
if (t == t) {
if (id == Id_getMonth) t = LocalTime(t);
t = MonthFromTime(t);
}
return ScriptRuntime.wrapNumber(t);
case Id_getDate:
case Id_getUTCDate:
if (t == t) {
if (id == Id_getDate) t = LocalTime(t);
t = DateFromTime(t);
}
return ScriptRuntime.wrapNumber(t);
case Id_getDay:
case Id_getUTCDay:
if (t == t) {
if (id == Id_getDay) t = LocalTime(t);
t = WeekDay(t);
}
return ScriptRuntime.wrapNumber(t);
case Id_getHours:
case Id_getUTCHours:
if (t == t) {
if (id == Id_getHours) t = LocalTime(t);
t = HourFromTime(t);
}
return ScriptRuntime.wrapNumber(t);
case Id_getMinutes:
case Id_getUTCMinutes:
if (t == t) {
if (id == Id_getMinutes) t = LocalTime(t);
t = MinFromTime(t);
}
return ScriptRuntime.wrapNumber(t);
case Id_getSeconds:
case Id_getUTCSeconds:
if (t == t) {
if (id == Id_getSeconds) t = LocalTime(t);
t = SecFromTime(t);
}
return ScriptRuntime.wrapNumber(t);
case Id_getMilliseconds:
case Id_getUTCMilliseconds:
if (t == t) {
if (id == Id_getMilliseconds) t = LocalTime(t);
t = msFromTime(t);
}
return ScriptRuntime.wrapNumber(t);
case Id_getTimezoneOffset:
if (t == t) {
t = (t - LocalTime(t)) / msPerMinute;
}
return ScriptRuntime.wrapNumber(t);
case Id_setTime:
t = TimeClip(ScriptRuntime.toNumber(args, 0));
realThis.date = t;
return ScriptRuntime.wrapNumber(t);
case Id_setMilliseconds:
case Id_setUTCMilliseconds:
case Id_setSeconds:
case Id_setUTCSeconds:
case Id_setMinutes:
case Id_setUTCMinutes:
case Id_setHours:
case Id_setUTCHours:
t = makeTime(t, args, id);
realThis.date = t;
return ScriptRuntime.wrapNumber(t);
case Id_setDate:
case Id_setUTCDate:
case Id_setMonth:
case Id_setUTCMonth:
case Id_setFullYear:
case Id_setUTCFullYear:
t = makeDate(t, args, id);
realThis.date = t;
return ScriptRuntime.wrapNumber(t);
case Id_setYear:
{
double year = ScriptRuntime.toNumber(args, 0);
if (year != year || Double.isInfinite(year)) {
t = ScriptRuntime.NaN;
} else {
if (t != t) {
t = 0;
} else {
t = LocalTime(t);
}
if (year >= 0 && year <= 99)
year += 1900;
double day = MakeDay(year, MonthFromTime(t),
DateFromTime(t));
t = MakeDate(day, TimeWithinDay(t));
t = internalUTC(t);
t = TimeClip(t);
}
}
realThis.date = t;
return ScriptRuntime.wrapNumber(t);
case Id_toISOString:
if (t == t) {
return js_toISOString(t);
}
String msg = ScriptRuntime.getMessage0("msg.invalid.date");
throw ScriptRuntime.constructError("RangeError", msg);
default: throw new IllegalArgumentException(String.valueOf(id));
}
}
/* ECMA helper functions */
private static final double HalfTimeDomain = 8.64e15;
private static final double HoursPerDay = 24.0;
private static final double MinutesPerHour = 60.0;
private static final double SecondsPerMinute = 60.0;
private static final double msPerSecond = 1000.0;
private static final double MinutesPerDay = (HoursPerDay * MinutesPerHour);
private static final double SecondsPerDay = (MinutesPerDay * SecondsPerMinute);
private static final double SecondsPerHour = (MinutesPerHour * SecondsPerMinute);
private static final double msPerDay = (SecondsPerDay * msPerSecond);
private static final double msPerHour = (SecondsPerHour * msPerSecond);
private static final double msPerMinute = (SecondsPerMinute * msPerSecond);
private static double Day(double t)
{
return Math.floor(t / msPerDay);
}
private static double TimeWithinDay(double t)
{
double result;
result = t % msPerDay;
if (result < 0)
result += msPerDay;
return result;
}
private static boolean IsLeapYear(int year)
{
return year % 4 == 0 && (year % 100 != 0 || year % 400 == 0);
}
/* math here has to be f.p, because we need
* floor((1968 - 1969) / 4) == -1
*/
private static double DayFromYear(double y)
{
return ((365 * ((y)-1970) + Math.floor(((y)-1969)/4.0)
- Math.floor(((y)-1901)/100.0) + Math.floor(((y)-1601)/400.0)));
}
private static double TimeFromYear(double y)
{
return DayFromYear(y) * msPerDay;
}
private static int YearFromTime(double t)
{
if (Double.isInfinite(t) || Double.isNaN(t)) {
return 0;
}
double y = Math.floor(t / (msPerDay * 365.2425)) + 1970;
double t2 = TimeFromYear(y);
/*
* Adjust the year if the approximation was wrong. Since the year was
* computed using the average number of ms per year, it will usually
* be wrong for dates within several hours of a year transition.
*/
if (t2 > t) {
y--;
} else {
if (t2 + msPerDay * DaysInYear(y) <= t)
y++;
}
return (int)y;
}
private static double DayFromMonth(int m, int year)
{
int day = m * 30;
if (m >= 7) { day += m / 2 - 1; }
else if (m >= 2) { day += (m - 1) / 2 - 1; }
else { day += m; }
if (m >= 2 && IsLeapYear(year)) { ++day; }
return day;
}
private static double DaysInYear(double year)
{
if (Double.isInfinite(year) || Double.isNaN(year)) {
return ScriptRuntime.NaN;
}
return IsLeapYear((int)year) ? 366.0 : 365.0;
}
private static int DaysInMonth(int year, int month)
{
// month is 1-based for DaysInMonth!
if (month == 2)
return IsLeapYear(year) ? 29 : 28;
return month >= 8
? 31 - (month & 1)
: 30 + (month & 1);
}
private static int MonthFromTime(double t)
{
int year = YearFromTime(t);
int d = (int)(Day(t) - DayFromYear(year));
d -= 31 + 28;
if (d < 0) {
return (d < -28) ? 0 : 1;
}
if (IsLeapYear(year)) {
if (d == 0)
return 1; // 29 February
--d;
}
// d: date count from 1 March
int estimate = d / 30; // approx number of month since March
int mstart;
switch (estimate) {
case 0: return 2;
case 1: mstart = 31; break;
case 2: mstart = 31+30; break;
case 3: mstart = 31+30+31; break;
case 4: mstart = 31+30+31+30; break;
case 5: mstart = 31+30+31+30+31; break;
case 6: mstart = 31+30+31+30+31+31; break;
case 7: mstart = 31+30+31+30+31+31+30; break;
case 8: mstart = 31+30+31+30+31+31+30+31; break;
case 9: mstart = 31+30+31+30+31+31+30+31+30; break;
case 10: return 11; //Late december
default: throw Kit.codeBug();
}
// if d < mstart then real month since March == estimate - 1
return (d >= mstart) ? estimate + 2 : estimate + 1;
}
private static int DateFromTime(double t)
{
int year = YearFromTime(t);
int d = (int)(Day(t) - DayFromYear(year));
d -= 31 + 28;
if (d < 0) {
return (d < -28) ? d + 31 + 28 + 1 : d + 28 + 1;
}
if (IsLeapYear(year)) {
if (d == 0)
return 29; // 29 February
--d;
}
// d: date count from 1 March
int mdays, mstart;
switch (Math.round(d / 30)) { // approx number of month since March
case 0: return d + 1;
case 1: mdays = 31; mstart = 31; break;
case 2: mdays = 30; mstart = 31+30; break;
case 3: mdays = 31; mstart = 31+30+31; break;
case 4: mdays = 30; mstart = 31+30+31+30; break;
case 5: mdays = 31; mstart = 31+30+31+30+31; break;
case 6: mdays = 31; mstart = 31+30+31+30+31+31; break;
case 7: mdays = 30; mstart = 31+30+31+30+31+31+30; break;
case 8: mdays = 31; mstart = 31+30+31+30+31+31+30+31; break;
case 9: mdays = 30; mstart = 31+30+31+30+31+31+30+31+30; break;
case 10:
return d - (31+30+31+30+31+31+30+31+30) + 1; //Late december
default: throw Kit.codeBug();
}
d -= mstart;
if (d < 0) {
// wrong estimate: sfhift to previous month
d += mdays;
}
return d + 1;
}
private static int WeekDay(double t)
{
double result;
result = Day(t) + 4;
result = result % 7;
if (result < 0)
result += 7;
return (int) result;
}
private static double now()
{
return System.currentTimeMillis();
}
private static double DaylightSavingTA(double t)
{
// Another workaround! The JRE doesn't seem to know about DST
// before year 1 AD, so we map to equivalent dates for the
// purposes of finding DST. To be safe, we do this for years
// before 1970.
if (t < 0.0) {
int year = EquivalentYear(YearFromTime(t));
double day = MakeDay(year, MonthFromTime(t), DateFromTime(t));
t = MakeDate(day, TimeWithinDay(t));
}
Date date = new Date((long) t);
if (thisTimeZone.inDaylightTime(date))
return msPerHour;
else
return 0;
}
/*
* Find a year for which any given date will fall on the same weekday.
*
* This function should be used with caution when used other than
* for determining DST; it hasn't been proven not to produce an
* incorrect year for times near year boundaries.
*/
private static int EquivalentYear(int year)
{
int day = (int) DayFromYear(year) + 4;
day = day % 7;
if (day < 0)
day += 7;
// Years and leap years on which Jan 1 is a Sunday, Monday, etc.
if (IsLeapYear(year)) {
switch (day) {
case 0: return 1984;
case 1: return 1996;
case 2: return 1980;
case 3: return 1992;
case 4: return 1976;
case 5: return 1988;
case 6: return 1972;
}
} else {
switch (day) {
case 0: return 1978;
case 1: return 1973;
case 2: return 1985;
case 3: return 1986;
case 4: return 1981;
case 5: return 1971;
case 6: return 1977;
}
}
// Unreachable
throw Kit.codeBug();
}
private static double LocalTime(double t)
{
return t + LocalTZA + DaylightSavingTA(t);
}
private static double internalUTC(double t)
{
return t - LocalTZA - DaylightSavingTA(t - LocalTZA);
}
private static int HourFromTime(double t)
{
double result;
result = Math.floor(t / msPerHour) % HoursPerDay;
if (result < 0)
result += HoursPerDay;
return (int) result;
}
private static int MinFromTime(double t)
{
double result;
result = Math.floor(t / msPerMinute) % MinutesPerHour;
if (result < 0)
result += MinutesPerHour;
return (int) result;
}
private static int SecFromTime(double t)
{
double result;
result = Math.floor(t / msPerSecond) % SecondsPerMinute;
if (result < 0)
result += SecondsPerMinute;
return (int) result;
}
private static int msFromTime(double t)
{
double result;
result = t % msPerSecond;
if (result < 0)
result += msPerSecond;
return (int) result;
}
private static double MakeTime(double hour, double min,
double sec, double ms)
{
return ((hour * MinutesPerHour + min) * SecondsPerMinute + sec)
* msPerSecond + ms;
}
private static double MakeDay(double year, double month, double date)
{
year += Math.floor(month / 12);
month = month % 12;
if (month < 0)
month += 12;
double yearday = Math.floor(TimeFromYear(year) / msPerDay);
double monthday = DayFromMonth((int)month, (int)year);
return yearday + monthday + date - 1;
}
private static double MakeDate(double day, double time)
{
return day * msPerDay + time;
}
private static double TimeClip(double d)
{
if (d != d ||
d == Double.POSITIVE_INFINITY ||
d == Double.NEGATIVE_INFINITY ||
Math.abs(d) > HalfTimeDomain)
{
return ScriptRuntime.NaN;
}
if (d > 0.0)
return Math.floor(d + 0.);
else
return Math.ceil(d + 0.);
}
/* end of ECMA helper functions */
/* find UTC time from given date... no 1900 correction! */
private static double date_msecFromDate(double year, double mon,
double mday, double hour,
double min, double sec,
double msec)
{
double day;
double time;
double result;
day = MakeDay(year, mon, mday);
time = MakeTime(hour, min, sec, msec);
result = MakeDate(day, time);
return result;
}
/* compute the time in msec (unclipped) from the given args */
private static final int MAXARGS = 7;
private static double date_msecFromArgs(Object[] args)
{
double array[] = new double[MAXARGS];
int loop;
double d;
for (loop = 0; loop < MAXARGS; loop++) {
if (loop < args.length) {
d = ScriptRuntime.toNumber(args[loop]);
if (d != d || Double.isInfinite(d)) {
return ScriptRuntime.NaN;
}
array[loop] = ScriptRuntime.toInteger(args[loop]);
} else {
if (loop == 2) {
array[loop] = 1; /* Default the date argument to 1. */
} else {
array[loop] = 0;
}
}
}
/* adjust 2-digit years into the 20th century */
if (array[0] >= 0 && array[0] <= 99)
array[0] += 1900;
return date_msecFromDate(array[0], array[1], array[2],
array[3], array[4], array[5], array[6]);
}
private static double jsStaticFunction_UTC(Object[] args)
{
return TimeClip(date_msecFromArgs(args));
}
/**
* 15.9.1.15 Date Time String Format
* Parse input string according to simplified ISO-8601 Extended Format:
*
* YYYY-MM-DD'T'HH:mm:ss.sss'Z'- or
YYYY-MM-DD'T'HH:mm:ss.sss[+-]hh:mm
*
*/
private static double parseISOString(String s) {
// we use a simple state machine to parse the input string
final int ERROR = -1;
final int YEAR = 0, MONTH = 1, DAY = 2;
final int HOUR = 3, MIN = 4, SEC = 5, MSEC = 6;
final int TZHOUR = 7, TZMIN = 8;
int state = YEAR;
// default values per [15.9.1.15 Date Time String Format]
int[] values = { 1970, 1, 1, 0, 0, 0, 0, -1, -1 };
int yearlen = 4, yearmod = 1, tzmod = 1;
int i = 0, len = s.length();
if (len != 0) {
char c = s.charAt(0);
if (c == '+' || c == '-') {
// 15.9.1.15.1 Extended years
i += 1;
yearlen = 6;
yearmod = (c == '-') ? -1 : 1;
} else if (c == 'T') {
// time-only forms no longer in spec, but follow spidermonkey here
i += 1;
state = HOUR;
}
}
loop: while (state != ERROR) {
int m = i + (state == YEAR ? yearlen : state == MSEC ? 3 : 2);
if (m > len) {
state = ERROR;
break;
}
int value = 0;
for (; i < m; ++i) {
char c = s.charAt(i);
if (c < '0' || c > '9') { state = ERROR; break loop; }
value = 10 * value + (c - '0');
}
values[state] = value;
if (i == len) {
// reached EOF, check for end state
switch (state) {
case HOUR:
case TZHOUR:
state = ERROR;
}
break;
}
char c = s.charAt(i++);
if (c == 'Z') {
// handle abbrevation for UTC timezone
values[TZHOUR] = 0;
values[TZMIN] = 0;
switch (state) {
case MIN:
case SEC:
case MSEC:
break;
default:
state = ERROR;
}
break;
}
// state transition
switch (state) {
case YEAR:
case MONTH:
state = (c == '-' ? state + 1 : c == 'T' ? HOUR : ERROR);
break;
case DAY:
state = (c == 'T' ? HOUR : ERROR);
break;
case HOUR:
state = (c == ':' ? MIN : ERROR);
break;
case TZHOUR:
// state = (c == ':' ? state + 1 : ERROR);
// Non-standard extension, https://bugzilla.mozilla.org/show_bug.cgi?id=682754
if (c != ':') {
// back off by one and try to read without ':' separator
i -= 1;
}
state = TZMIN;
break;
case MIN:
state = (c == ':' ? SEC : c == '+' || c == '-' ? TZHOUR : ERROR);
break;
case SEC:
state = (c == '.' ? MSEC : c == '+' || c == '-' ? TZHOUR : ERROR);
break;
case MSEC:
state = (c == '+' || c == '-' ? TZHOUR : ERROR);
break;
case TZMIN:
state = ERROR;
break;
}
if (state == TZHOUR) {
// save timezone modificator
tzmod = (c == '-') ? -1 : 1;
}
}
syntax: {
// error or unparsed characters
if (state == ERROR || i != len) break syntax;
// check values
int year = values[YEAR], month = values[MONTH], day = values[DAY];
int hour = values[HOUR], min = values[MIN], sec = values[SEC], msec = values[MSEC];
int tzhour = values[TZHOUR], tzmin = values[TZMIN];
if (year > 275943 // ceil(1e8/365) + 1970 = 275943
|| (month < 1 || month > 12)
|| (day < 1 || day > DaysInMonth(year, month))
|| hour > 24
|| (hour == 24 && (min > 0 || sec > 0 || msec > 0))
|| min > 59
|| sec > 59
|| tzhour > 23
|| tzmin > 59
) {
break syntax;
}
// valid ISO-8601 format, compute date in milliseconds
double date = date_msecFromDate(year * yearmod, month - 1, day,
hour, min, sec, msec);
if (tzhour == -1) {
// Spec says to use UTC timezone, the following bug report says
// that local timezone was meant to be used. Stick with spec for now.
// https://bugs.ecmascript.org/show_bug.cgi?id=112
// date = internalUTC(date);
} else {
date -= (tzhour * 60 + tzmin) * msPerMinute * tzmod;
}
if (date < -HalfTimeDomain || date > HalfTimeDomain) break syntax;
return date;
}
// invalid ISO-8601 format, return NaN
return ScriptRuntime.NaN;
}
private static double date_parseString(String s)
{
double d = parseISOString(s);
if (d == d) {
return d;
}
int year = -1;
int mon = -1;
int mday = -1;
int hour = -1;
int min = -1;
int sec = -1;
char c = 0;
char si = 0;
int i = 0;
int n = -1;
double tzoffset = -1;
char prevc = 0;
int limit = 0;
boolean seenplusminus = false;
limit = s.length();
while (i < limit) {
c = s.charAt(i);
i++;
if (c <= ' ' || c == ',' || c == '-') {
if (i < limit) {
si = s.charAt(i);
if (c == '-' && '0' <= si && si <= '9') {
prevc = c;
}
}
continue;
}
if (c == '(') { /* comments) */
int depth = 1;
while (i < limit) {
c = s.charAt(i);
i++;
if (c == '(')
depth++;
else if (c == ')')
if (--depth <= 0)
break;
}
continue;
}
if ('0' <= c && c <= '9') {
n = c - '0';
while (i < limit && '0' <= (c = s.charAt(i)) && c <= '9') {
n = n * 10 + c - '0';
i++;
}
/* allow TZA before the year, so
* 'Wed Nov 05 21:49:11 GMT-0800 1997'
* works */
/* uses of seenplusminus allow : in TZA, so Java
* no-timezone style of GMT+4:30 works
*/
if ((prevc == '+' || prevc == '-')/* && year>=0 */) {
/* make ':' case below change tzoffset */
seenplusminus = true;
/* offset */
if (n < 24)
n = n * 60; /* EG. "GMT-3" */
else
n = n % 100 + n / 100 * 60; /* eg "GMT-0430" */
if (prevc == '+') /* plus means east of GMT */
n = -n;
if (tzoffset != 0 && tzoffset != -1)
return ScriptRuntime.NaN;
tzoffset = n;
} else if (n >= 70 ||
(prevc == '/' && mon >= 0 && mday >= 0
&& year < 0))
{
if (year >= 0)
return ScriptRuntime.NaN;
else if (c <= ' ' || c == ',' || c == '/' || i >= limit)
year = n < 100 ? n + 1900 : n;
else
return ScriptRuntime.NaN;
} else if (c == ':') {
if (hour < 0)
hour = /*byte*/ n;
else if (min < 0)
min = /*byte*/ n;
else
return ScriptRuntime.NaN;
} else if (c == '/') {
if (mon < 0)
mon = /*byte*/ n-1;
else if (mday < 0)
mday = /*byte*/ n;
else
return ScriptRuntime.NaN;
} else if (i < limit && c != ',' && c > ' ' && c != '-') {
return ScriptRuntime.NaN;
} else if (seenplusminus && n < 60) { /* handle GMT-3:30 */
if (tzoffset < 0)
tzoffset -= n;
else
tzoffset += n;
} else if (hour >= 0 && min < 0) {
min = /*byte*/ n;
} else if (min >= 0 && sec < 0) {
sec = /*byte*/ n;
} else if (mday < 0) {
mday = /*byte*/ n;
} else {
return ScriptRuntime.NaN;
}
prevc = 0;
} else if (c == '/' || c == ':' || c == '+' || c == '-') {
prevc = c;
} else {
int st = i - 1;
while (i < limit) {
c = s.charAt(i);
if (!(('A' <= c && c <= 'Z') || ('a' <= c && c <= 'z')))
break;
i++;
}
int letterCount = i - st;
if (letterCount < 2)
return ScriptRuntime.NaN;
/*
* Use ported code from jsdate.c rather than the locale-specific
* date-parsing code from Java, to keep js and rhino consistent.
* Is this the right strategy?
*/
String wtb = "am;pm;"
+"monday;tuesday;wednesday;thursday;friday;"
+"saturday;sunday;"
+"january;february;march;april;may;june;"
+"july;august;september;october;november;december;"
+"gmt;ut;utc;est;edt;cst;cdt;mst;mdt;pst;pdt;";
int index = 0;
for (int wtbOffset = 0; ;) {
int wtbNext = wtb.indexOf(';', wtbOffset);
if (wtbNext < 0)
return ScriptRuntime.NaN;
if (wtb.regionMatches(true, wtbOffset, s, st, letterCount))
break;
wtbOffset = wtbNext + 1;
++index;
}
if (index < 2) {
/*
* AM/PM. Count 12:30 AM as 00:30, 12:30 PM as
* 12:30, instead of blindly adding 12 if PM.
*/
if (hour > 12 || hour < 0) {
return ScriptRuntime.NaN;
} else if (index == 0) {
// AM
if (hour == 12)
hour = 0;
} else {
// PM
if (hour != 12)
hour += 12;
}
} else if ((index -= 2) < 7) {
// ignore week days
} else if ((index -= 7) < 12) {
// month
if (mon < 0) {
mon = index;
} else {
return ScriptRuntime.NaN;
}
} else {
index -= 12;
// timezones
switch (index) {
case 0 /* gmt */: tzoffset = 0; break;
case 1 /* ut */: tzoffset = 0; break;
case 2 /* utc */: tzoffset = 0; break;
case 3 /* est */: tzoffset = 5 * 60; break;
case 4 /* edt */: tzoffset = 4 * 60; break;
case 5 /* cst */: tzoffset = 6 * 60; break;
case 6 /* cdt */: tzoffset = 5 * 60; break;
case 7 /* mst */: tzoffset = 7 * 60; break;
case 8 /* mdt */: tzoffset = 6 * 60; break;
case 9 /* pst */: tzoffset = 8 * 60; break;
case 10 /* pdt */:tzoffset = 7 * 60; break;
default: Kit.codeBug();
}
}
}
}
if (year < 0 || mon < 0 || mday < 0)
return ScriptRuntime.NaN;
if (sec < 0)
sec = 0;
if (min < 0)
min = 0;
if (hour < 0)
hour = 0;
double msec = date_msecFromDate(year, mon, mday, hour, min, sec, 0);
if (tzoffset == -1) { /* no time zone specified, have to use local */
return internalUTC(msec);
} else {
return msec + tzoffset * msPerMinute;
}
}
private static String date_format(double t, int methodId)
{
StringBuilder result = new StringBuilder(60);
double local = LocalTime(t);
/* Tue Oct 31 09:41:40 GMT-0800 (PST) 2000 */
/* Tue Oct 31 2000 */
/* 09:41:40 GMT-0800 (PST) */
if (methodId != Id_toTimeString) {
appendWeekDayName(result, WeekDay(local));
result.append(' ');
appendMonthName(result, MonthFromTime(local));
result.append(' ');
append0PaddedUint(result, DateFromTime(local), 2);
result.append(' ');
int year = YearFromTime(local);
if (year < 0) {
result.append('-');
year = -year;
}
append0PaddedUint(result, year, 4);
if (methodId != Id_toDateString)
result.append(' ');
}
if (methodId != Id_toDateString) {
append0PaddedUint(result, HourFromTime(local), 2);
result.append(':');
append0PaddedUint(result, MinFromTime(local), 2);
result.append(':');
append0PaddedUint(result, SecFromTime(local), 2);
// offset from GMT in minutes. The offset includes daylight
// savings, if it applies.
int minutes = (int) Math.floor((LocalTZA + DaylightSavingTA(t))
/ msPerMinute);
// map 510 minutes to 0830 hours
int offset = (minutes / 60) * 100 + minutes % 60;
if (offset > 0) {
result.append(" GMT+");
} else {
result.append(" GMT-");
offset = -offset;
}
append0PaddedUint(result, offset, 4);
if (timeZoneFormatter == null)
timeZoneFormatter = new SimpleDateFormat("zzz");
// Find an equivalent year before getting the timezone
// comment. See DaylightSavingTA.
if (t < 0.0) {
int equiv = EquivalentYear(YearFromTime(local));
double day = MakeDay(equiv, MonthFromTime(t), DateFromTime(t));
t = MakeDate(day, TimeWithinDay(t));
}
result.append(" (");
Date date = new Date((long) t);
synchronized (timeZoneFormatter) {
result.append(timeZoneFormatter.format(date));
}
result.append(')');
}
return result.toString();
}
/* the javascript constructor */
private static Object jsConstructor(Object[] args)
{
NativeDate obj = new NativeDate();
// if called as a constructor with no args,
// return a new Date with the current time.
if (args.length == 0) {
obj.date = now();
return obj;
}
// if called with just one arg -
if (args.length == 1) {
Object arg0 = args[0];
if (arg0 instanceof Scriptable)
arg0 = ((Scriptable) arg0).getDefaultValue(null);
double date;
if (arg0 instanceof CharSequence) {
// it's a string; parse it.
date = date_parseString(arg0.toString());
} else {
// if it's not a string, use it as a millisecond date
date = ScriptRuntime.toNumber(arg0);
}
obj.date = TimeClip(date);
return obj;
}
double time = date_msecFromArgs(args);
if (!Double.isNaN(time) && !Double.isInfinite(time))
time = TimeClip(internalUTC(time));
obj.date = time;
return obj;
}
private static String toLocale_helper(double t, int methodId)
{
DateFormat formatter;
switch (methodId) {
case Id_toLocaleString:
if (localeDateTimeFormatter == null) {
localeDateTimeFormatter
= DateFormat.getDateTimeInstance(DateFormat.LONG,
DateFormat.LONG);
}
formatter = localeDateTimeFormatter;
break;
case Id_toLocaleTimeString:
if (localeTimeFormatter == null) {
localeTimeFormatter
= DateFormat.getTimeInstance(DateFormat.LONG);
}
formatter = localeTimeFormatter;
break;
case Id_toLocaleDateString:
if (localeDateFormatter == null) {
localeDateFormatter
= DateFormat.getDateInstance(DateFormat.LONG);
}
formatter = localeDateFormatter;
break;
default: throw new AssertionError(); // unreachable
}
synchronized (formatter) {
return formatter.format(new Date((long) t));
}
}
private static String js_toUTCString(double date)
{
StringBuilder result = new StringBuilder(60);
appendWeekDayName(result, WeekDay(date));
result.append(", ");
append0PaddedUint(result, DateFromTime(date), 2);
result.append(' ');
appendMonthName(result, MonthFromTime(date));
result.append(' ');
int year = YearFromTime(date);
if (year < 0) {
result.append('-'); year = -year;
}
append0PaddedUint(result, year, 4);
result.append(' ');
append0PaddedUint(result, HourFromTime(date), 2);
result.append(':');
append0PaddedUint(result, MinFromTime(date), 2);
result.append(':');
append0PaddedUint(result, SecFromTime(date), 2);
result.append(" GMT");
return result.toString();
}
private static String js_toISOString(double t) {
StringBuilder result = new StringBuilder(27);
int year = YearFromTime(t);
if (year < 0) {
result.append('-');
append0PaddedUint(result, -year, 6);
} else if (year > 9999) {
append0PaddedUint(result, year, 6);
} else {
append0PaddedUint(result, year, 4);
}
result.append('-');
append0PaddedUint(result, MonthFromTime(t) + 1, 2);
result.append('-');
append0PaddedUint(result, DateFromTime(t), 2);
result.append('T');
append0PaddedUint(result, HourFromTime(t), 2);
result.append(':');
append0PaddedUint(result, MinFromTime(t), 2);
result.append(':');
append0PaddedUint(result, SecFromTime(t), 2);
result.append('.');
append0PaddedUint(result, msFromTime(t), 3);
result.append('Z');
return result.toString();
}
private static void append0PaddedUint(StringBuilder sb, int i, int minWidth)
{
if (i < 0) Kit.codeBug();
int scale = 1;
--minWidth;
if (i >= 10) {
if (i < 1000 * 1000 * 1000) {
for (;;) {
int newScale = scale * 10;
if (i < newScale) { break; }
--minWidth;
scale = newScale;
}
} else {
// Separated case not to check against 10 * 10^9 overflow
minWidth -= 9;
scale = 1000 * 1000 * 1000;
}
}
while (minWidth > 0) {
sb.append('0');
--minWidth;
}
while (scale != 1) {
sb.append((char)('0' + (i / scale)));
i %= scale;
scale /= 10;
}
sb.append((char)('0' + i));
}
private static void appendMonthName(StringBuilder sb, int index)
{
// Take advantage of the fact that all month abbreviations
// have the same length to minimize amount of strings runtime has
// to keep in memory
String months = "Jan"+"Feb"+"Mar"+"Apr"+"May"+"Jun"
+"Jul"+"Aug"+"Sep"+"Oct"+"Nov"+"Dec";
index *= 3;
for (int i = 0; i != 3; ++i) {
sb.append(months.charAt(index + i));
}
}
private static void appendWeekDayName(StringBuilder sb, int index)
{
String days = "Sun"+"Mon"+"Tue"+"Wed"+"Thu"+"Fri"+"Sat";
index *= 3;
for (int i = 0; i != 3; ++i) {
sb.append(days.charAt(index + i));
}
}
private static double makeTime(double date, Object[] args, int methodId)
{
if (args.length == 0) {
/*
* Satisfy the ECMA rule that if a function is called with
* fewer arguments than the specified formal arguments, the
* remaining arguments are set to undefined. Seems like all
* the Date.setWhatever functions in ECMA are only varargs
* beyond the first argument; this should be set to undefined
* if it's not given. This means that "d = new Date();
* d.setMilliseconds()" returns NaN. Blech.
*/
return ScriptRuntime.NaN;
}
int maxargs;
boolean local = true;
switch (methodId) {
case Id_setUTCMilliseconds:
local = false;
// fallthrough
case Id_setMilliseconds:
maxargs = 1;
break;
case Id_setUTCSeconds:
local = false;
// fallthrough
case Id_setSeconds:
maxargs = 2;
break;
case Id_setUTCMinutes:
local = false;
// fallthrough
case Id_setMinutes:
maxargs = 3;
break;
case Id_setUTCHours:
local = false;
// fallthrough
case Id_setHours:
maxargs = 4;
break;
default:
throw Kit.codeBug();
}
boolean hasNaN = false;
int numNums = args.length < maxargs ? args.length : maxargs;
assert numNums <= 4;
double[] nums = new double[4];
for (int i = 0; i < numNums; i++) {
double d = ScriptRuntime.toNumber(args[i]);
if (d != d || Double.isInfinite(d)) {
hasNaN = true;
} else {
nums[i] = ScriptRuntime.toInteger(d);
}
}
// just return NaN if the date is already NaN,
// limit checks that happen in MakeTime in ECMA.
if (hasNaN || date != date) {
return ScriptRuntime.NaN;
}
int i = 0, stop = numNums;
double hour, min, sec, msec;
double lorutime; /* Local or UTC version of date */
if (local)
lorutime = LocalTime(date);
else
lorutime = date;
if (maxargs >= 4 && i < stop)
hour = nums[i++];
else
hour = HourFromTime(lorutime);
if (maxargs >= 3 && i < stop)
min = nums[i++];
else
min = MinFromTime(lorutime);
if (maxargs >= 2 && i < stop)
sec = nums[i++];
else
sec = SecFromTime(lorutime);
if (maxargs >= 1 && i < stop)
msec = nums[i++];
else
msec = msFromTime(lorutime);
double time = MakeTime(hour, min, sec, msec);
double result = MakeDate(Day(lorutime), time);
if (local)
result = internalUTC(result);
return TimeClip(result);
}
private static double makeDate(double date, Object[] args, int methodId)
{
/* see complaint about ECMA in date_MakeTime */
if (args.length == 0) {
return ScriptRuntime.NaN;
}
int maxargs;
boolean local = true;
switch (methodId) {
case Id_setUTCDate:
local = false;
// fallthrough
case Id_setDate:
maxargs = 1;
break;
case Id_setUTCMonth:
local = false;
// fallthrough
case Id_setMonth:
maxargs = 2;
break;
case Id_setUTCFullYear:
local = false;
// fallthrough
case Id_setFullYear:
maxargs = 3;
break;
default:
throw Kit.codeBug();
}
boolean hasNaN = false;
int numNums = args.length < maxargs ? args.length : maxargs;
assert 1 <= numNums && numNums <= 3;
double[] nums = new double[3];
for (int i = 0; i < numNums; i++) {
double d = ScriptRuntime.toNumber(args[i]);
if (d != d || Double.isInfinite(d)) {
hasNaN = true;
} else {
nums[i] = ScriptRuntime.toInteger(d);
}
}
// limit checks that happen in MakeTime in ECMA.
if (hasNaN) {
return ScriptRuntime.NaN;
}
int i = 0, stop = numNums;
double year, month, day;
double lorutime; /* Local or UTC version of date */
/* return NaN if date is NaN and we're not setting the year,
* If we are, use 0 as the time. */
if (date != date) {
if (maxargs < 3) {
return ScriptRuntime.NaN;
} else {
lorutime = 0;
}
} else {
if (local)
lorutime = LocalTime(date);
else
lorutime = date;
}
if (maxargs >= 3 && i < stop)
year = nums[i++];
else
year = YearFromTime(lorutime);
if (maxargs >= 2 && i < stop)
month = nums[i++];
else
month = MonthFromTime(lorutime);
if (maxargs >= 1 && i < stop)
day = nums[i++];
else
day = DateFromTime(lorutime);
day = MakeDay(year, month, day); /* day within year */
double result = MakeDate(day, TimeWithinDay(lorutime));
if (local)
result = internalUTC(result);
return TimeClip(result);
}
// #string_id_map#
@Override
protected int findPrototypeId(String s)
{
int id;
// #generated# Last update: 2009-07-22 05:44:02 EST
L0: { id = 0; String X = null; int c;
L: switch (s.length()) {
case 6: c=s.charAt(0);
if (c=='g') { X="getDay";id=Id_getDay; }
else if (c=='t') { X="toJSON";id=Id_toJSON; }
break L;
case 7: switch (s.charAt(3)) {
case 'D': c=s.charAt(0);
if (c=='g') { X="getDate";id=Id_getDate; }
else if (c=='s') { X="setDate";id=Id_setDate; }
break L;
case 'T': c=s.charAt(0);
if (c=='g') { X="getTime";id=Id_getTime; }
else if (c=='s') { X="setTime";id=Id_setTime; }
break L;
case 'Y': c=s.charAt(0);
if (c=='g') { X="getYear";id=Id_getYear; }
else if (c=='s') { X="setYear";id=Id_setYear; }
break L;
case 'u': X="valueOf";id=Id_valueOf; break L;
} break L;
case 8: switch (s.charAt(3)) {
case 'H': c=s.charAt(0);
if (c=='g') { X="getHours";id=Id_getHours; }
else if (c=='s') { X="setHours";id=Id_setHours; }
break L;
case 'M': c=s.charAt(0);
if (c=='g') { X="getMonth";id=Id_getMonth; }
else if (c=='s') { X="setMonth";id=Id_setMonth; }
break L;
case 'o': X="toSource";id=Id_toSource; break L;
case 't': X="toString";id=Id_toString; break L;
} break L;
case 9: X="getUTCDay";id=Id_getUTCDay; break L;
case 10: c=s.charAt(3);
if (c=='M') {
c=s.charAt(0);
if (c=='g') { X="getMinutes";id=Id_getMinutes; }
else if (c=='s') { X="setMinutes";id=Id_setMinutes; }
}
else if (c=='S') {
c=s.charAt(0);
if (c=='g') { X="getSeconds";id=Id_getSeconds; }
else if (c=='s') { X="setSeconds";id=Id_setSeconds; }
}
else if (c=='U') {
c=s.charAt(0);
if (c=='g') { X="getUTCDate";id=Id_getUTCDate; }
else if (c=='s') { X="setUTCDate";id=Id_setUTCDate; }
}
break L;
case 11: switch (s.charAt(3)) {
case 'F': c=s.charAt(0);
if (c=='g') { X="getFullYear";id=Id_getFullYear; }
else if (c=='s') { X="setFullYear";id=Id_setFullYear; }
break L;
case 'M': X="toGMTString";id=Id_toGMTString; break L;
case 'S': X="toISOString";id=Id_toISOString; break L;
case 'T': X="toUTCString";id=Id_toUTCString; break L;
case 'U': c=s.charAt(0);
if (c=='g') {
c=s.charAt(9);
if (c=='r') { X="getUTCHours";id=Id_getUTCHours; }
else if (c=='t') { X="getUTCMonth";id=Id_getUTCMonth; }
}
else if (c=='s') {
c=s.charAt(9);
if (c=='r') { X="setUTCHours";id=Id_setUTCHours; }
else if (c=='t') { X="setUTCMonth";id=Id_setUTCMonth; }
}
break L;
case 's': X="constructor";id=Id_constructor; break L;
} break L;
case 12: c=s.charAt(2);
if (c=='D') { X="toDateString";id=Id_toDateString; }
else if (c=='T') { X="toTimeString";id=Id_toTimeString; }
break L;
case 13: c=s.charAt(0);
if (c=='g') {
c=s.charAt(6);
if (c=='M') { X="getUTCMinutes";id=Id_getUTCMinutes; }
else if (c=='S') { X="getUTCSeconds";id=Id_getUTCSeconds; }
}
else if (c=='s') {
c=s.charAt(6);
if (c=='M') { X="setUTCMinutes";id=Id_setUTCMinutes; }
else if (c=='S') { X="setUTCSeconds";id=Id_setUTCSeconds; }
}
break L;
case 14: c=s.charAt(0);
if (c=='g') { X="getUTCFullYear";id=Id_getUTCFullYear; }
else if (c=='s') { X="setUTCFullYear";id=Id_setUTCFullYear; }
else if (c=='t') { X="toLocaleString";id=Id_toLocaleString; }
break L;
case 15: c=s.charAt(0);
if (c=='g') { X="getMilliseconds";id=Id_getMilliseconds; }
else if (c=='s') { X="setMilliseconds";id=Id_setMilliseconds; }
break L;
case 17: X="getTimezoneOffset";id=Id_getTimezoneOffset; break L;
case 18: c=s.charAt(0);
if (c=='g') { X="getUTCMilliseconds";id=Id_getUTCMilliseconds; }
else if (c=='s') { X="setUTCMilliseconds";id=Id_setUTCMilliseconds; }
else if (c=='t') {
c=s.charAt(8);
if (c=='D') { X="toLocaleDateString";id=Id_toLocaleDateString; }
else if (c=='T') { X="toLocaleTimeString";id=Id_toLocaleTimeString; }
}
break L;
}
if (X!=null && X!=s && !X.equals(s)) id = 0;
break L0;
}
// #/generated#
return id;
}
private static final int
ConstructorId_now = -3,
ConstructorId_parse = -2,
ConstructorId_UTC = -1,
Id_constructor = 1,
Id_toString = 2,
Id_toTimeString = 3,
Id_toDateString = 4,
Id_toLocaleString = 5,
Id_toLocaleTimeString = 6,
Id_toLocaleDateString = 7,
Id_toUTCString = 8,
Id_toSource = 9,
Id_valueOf = 10,
Id_getTime = 11,
Id_getYear = 12,
Id_getFullYear = 13,
Id_getUTCFullYear = 14,
Id_getMonth = 15,
Id_getUTCMonth = 16,
Id_getDate = 17,
Id_getUTCDate = 18,
Id_getDay = 19,
Id_getUTCDay = 20,
Id_getHours = 21,
Id_getUTCHours = 22,
Id_getMinutes = 23,
Id_getUTCMinutes = 24,
Id_getSeconds = 25,
Id_getUTCSeconds = 26,
Id_getMilliseconds = 27,
Id_getUTCMilliseconds = 28,
Id_getTimezoneOffset = 29,
Id_setTime = 30,
Id_setMilliseconds = 31,
Id_setUTCMilliseconds = 32,
Id_setSeconds = 33,
Id_setUTCSeconds = 34,
Id_setMinutes = 35,
Id_setUTCMinutes = 36,
Id_setHours = 37,
Id_setUTCHours = 38,
Id_setDate = 39,
Id_setUTCDate = 40,
Id_setMonth = 41,
Id_setUTCMonth = 42,
Id_setFullYear = 43,
Id_setUTCFullYear = 44,
Id_setYear = 45,
Id_toISOString = 46,
Id_toJSON = 47,
MAX_PROTOTYPE_ID = Id_toJSON;
private static final int
Id_toGMTString = Id_toUTCString; // Alias, see Ecma B.2.6
// #/string_id_map#
/* cached values */
private static TimeZone thisTimeZone;
private static double LocalTZA;
private static DateFormat timeZoneFormatter;
private static DateFormat localeDateTimeFormatter;
private static DateFormat localeDateFormatter;
private static DateFormat localeTimeFormatter;
private double date;
}