--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/sun/util/calendar/zi/Time.java Tue Feb 12 09:25:43 2013 -0800
@@ -0,0 +1,341 @@
+/*
+ * Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import java.util.Locale;
+import sun.util.calendar.CalendarDate;
+import sun.util.calendar.CalendarSystem;
+import sun.util.calendar.Gregorian;
+
+/**
+ * Time class represents the "AT" field and other time related information.
+ *
+ * @since 1.4
+ */
+class Time {
+
+ static final Gregorian gcal = CalendarSystem.getGregorianCalendar();
+
+ // type is wall clock time
+ private static final int WALL = 1;
+
+ // type is standard time
+ private static final int STD = 2;
+
+ // type is UTC
+ private static final int UTC = 3;
+
+ // type of representing time
+ private int type;
+
+ /**
+ * Time from the EPOCH in milliseconds
+ */
+ private long time;
+
+ /**
+ * Current time in milliseconds
+ */
+ private static final long currentTime = System.currentTimeMillis();
+
+ Time() {
+ time = 0L;
+ }
+
+ Time(long time) {
+ this.time = time;
+ }
+
+ void setType(int type) {
+ this.type = type;
+ }
+
+ long getTime() {
+ return time;
+ }
+
+ int getType() {
+ return type;
+ }
+
+ static long getCurrentTime() {
+ return currentTime;
+ }
+
+ /**
+ * @return true if the time is represented in wall-clock time.
+ */
+ boolean isWall() {
+ return type == WALL;
+ }
+
+ /**
+ * @return true if the time is represented in standard time.
+ */
+ boolean isSTD() {
+ return type == STD;
+ }
+
+ /**
+ * @return true if the time is represented in UTC time.
+ */
+ boolean isUTC() {
+ return type == UTC;
+ }
+
+ /**
+ * Converts the type to a string that represents the type in the
+ * SimpleTimeZone time mode. (e.g., "SimpleTimeZone.WALL_TIME").
+ * @return the converted string or null if the type is undefined.
+ */
+ String getTypeForSimpleTimeZone() {
+ String stz = "SimpleTimeZone.";
+ if (isWall()) {
+ return stz+"WALL_TIME";
+ }
+ else if (isSTD()) {
+ return stz+"STANDARD_TIME";
+ }
+ else if (isUTC()) {
+ return stz+"UTC_TIME";
+ }
+ else {
+ return null;
+ }
+ }
+
+ /**
+ * Converts the given Gregorian calendar field values to local time.
+ * Local time is represented by the amount of milliseconds from
+ * January 1, 1970 0:00 GMT.
+ * @param year the year value
+ * @param month the Month value
+ * @param day the day represented by {@link RuleDay}
+ * @param save the amount of daylight time in milliseconds
+ * @param gmtOffset the GMT offset in milliseconds
+ * @param time the time of the day represented by {@link Time}
+ * @return local time
+ */
+ static long getLocalTime(int year, Month month, RuleDay day, int save,
+ int gmtOffset, Time time) {
+ long t = time.getTime();
+
+ if (time.isSTD())
+ t = time.getTime() + save;
+ else if (time.isUTC())
+ t = time.getTime() + save + gmtOffset;
+
+ return getLocalTime(year, month, day, t);
+ }
+
+ /**
+ * Converts the given Gregorian calendar field values to local time.
+ * Local time is represented by the amount of milliseconds from
+ * January 1, 1970 0:00 GMT.
+ * @param year the year value
+ * @param month the Month value
+ * @param day the day value
+ * @param time the time of the day in milliseconds
+ * @return local time
+ */
+ static long getLocalTime(int year, Month month, int day, long time) {
+ CalendarDate date = gcal.newCalendarDate(null);
+ date.setDate(year, month.value(), day);
+ long millis = gcal.getTime(date);
+ return millis + time;
+ }
+
+ /**
+ * Equivalent to <code>getLocalTime(year, month, day, (long)time)</code>.
+ * @param year the year value
+ * @param month the Month value
+ * @param day the day value
+ * @param time the time of the day in milliseconds
+ * @return local time
+ */
+ static long getLocalTime(int year, Month month, int day, int time) {
+ return getLocalTime(year, month, day, (long)time);
+ }
+
+ /**
+ * Equivalent to {@link #getLocalTime(int, Month, RuleDay, int)
+ * getLocalTime(year, month, day, (int) time)}.
+ * @param year the year value
+ * @param month the Month value
+ * @param day the day represented by {@link RuleDay}
+ * @param time the time of the day represented by {@link Time}
+ * @return local time
+ */
+ static long getLocalTime(int year, Month month, RuleDay day, long time) {
+ return getLocalTime(year, month, day, (int) time);
+ }
+
+ /**
+ * Converts the given Gregorian calendar field values to local time.
+ * Local time is represented by the amount of milliseconds from
+ * January 1, 1970 0:00 GMT.
+ * @param year the year value
+ * @param month the Month value
+ * @param day the day represented by {@link RuleDay}
+ * @param time the time of the day represented by {@link Time}
+ * @return local time
+ */
+ static long getLocalTime(int year, Month month, RuleDay day, int time) {
+ CalendarDate cdate = gcal.newCalendarDate(null);
+ int monthValue = month.value();
+
+ if (day.isLast()) { // e.g., "lastSun"
+ cdate.setDate(year, monthValue, 1);
+ cdate.setDayOfMonth(gcal.getMonthLength(cdate));
+ cdate = gcal.getNthDayOfWeek(-1, day.getDayOfWeekNum(), cdate);
+ } else if (day.isLater()) { // e.g., "Sun>=1"
+ cdate.setDate(year, monthValue, day.getDay());
+ cdate = gcal.getNthDayOfWeek(1, day.getDayOfWeekNum(), cdate);
+ } else if (day.isExact()) {
+ cdate.setDate(year, monthValue, day.getDay());
+ } else if (day.isEarlier()) { // e.g., "Sun<=15"
+ cdate.setDate(year, monthValue, day.getDay());
+ cdate = gcal.getNthDayOfWeek(-1, day.getDayOfWeekNum(), cdate);
+ } else {
+ Main.panic("invalid day type: " + day);
+ }
+ return gcal.getTime(cdate) + time;
+ }
+
+ /**
+ * Parses the given "AT" field and constructs a Time object.
+ * @param the "AT" field string
+ * @return the Time object
+ */
+ static Time parse(String time) {
+ int sign;
+ int index = 0;
+ Time tm;
+
+ if (time.charAt(0) == '-') {
+ sign = -1;
+ index++;
+ } else {
+ sign = 1;
+ }
+ int val = 0;
+ int num = 0;
+ int countDelim = 0;
+ while (index < time.length()) {
+ char c = time.charAt(index++);
+ if (c == ':') {
+ val = val * 60 + num;
+ countDelim++;
+ num = 0;
+ continue;
+ }
+ int d = Character.digit(c, 10);
+ if (d == -1) {
+ --index;
+ break;
+ }
+ num = num * 10 + d;
+ }
+ val = val * 60 + num;
+ // convert val to second
+ for (; countDelim < 2; countDelim++) {
+ val *= 60;
+ }
+ tm = new Time((long)val * 1000 * sign);
+ if (index < time.length()) {
+ char c = time.charAt(index++);
+ if (c == 's') {
+ tm.setType(Time.STD);
+ } else if (c == 'u' || c == 'g' || c == 'z') {
+ tm.setType(Time.UTC);
+ } else if (c == 'w') {
+ tm.setType(Time.WALL);
+ } else {
+ Main.panic("unknown time mode: "+c);
+ }
+ } else {
+ tm.setType(Time.WALL);
+ }
+ return tm;
+ }
+
+ /**
+ * Converts the given milliseconds string to a "[+-]hh:mm" string.
+ * @param ms the milliseconds string
+ */
+ static String toGMTFormat(String ms) {
+ long sec = Long.parseLong(ms) / 1000;
+ char sign;
+ if (sec < 0) {
+ sign = '-';
+ sec = -sec;
+ } else {
+ sign = '+';
+ }
+ return String.format((Locale)null, "%c%02d:%02d",
+ sign, sec/3600, (sec%3600)/60);
+ }
+
+ /**
+ * Converts the given millisecond value to a string for a
+ * SimpleTimeZone parameter.
+ * @param ms the millisecond value
+ * @return the string in a human readable form
+ */
+ static String toFormedString(int ms) {
+ StringBuilder s = new StringBuilder();
+ boolean minus = false;
+
+ if (ms < 0) {
+ s.append("-");
+ minus = true;
+ ms = -ms;
+ } else if (ms == 0) {
+ return "0";
+ }
+
+ int hour = ms / (60 * 60 * 1000);
+ ms %= (60 * 60 * 1000);
+ int minute = ms / (60 * 1000);
+
+ if (hour != 0) {
+ if (minus && minute != 0) {
+ s.append("(");
+ }
+ s.append(Integer.toString(hour) + "*ONE_HOUR");
+ }
+
+ if (minute != 0) {
+ if (hour != 0) {
+ s.append("+");
+ }
+ s.append(Integer.toString(minute) + "*ONE_MINUTE");
+ if (minus && hour != 0) {
+ s.append(")");
+ }
+ }
+
+ return s.toString();
+ }
+}