Examples with Calendar android.icu.util.Calendar used on opensource projects

Example 91 with Calendar

use of android.icu.util.Calendar in project j2objc by google.

the class PersianTest method TestMapping.

/**
 * Test basic mapping to and from Gregorian.
 */
@Test
public void TestMapping() {
    final int[] DATA = { // (Note: months are 1-based)
    2011, 1, 11, 1389, 10, 21, 1986, 2, 25, 1364, 12, 6, 1934, 3, 14, 1312, 12, 23, 2090, 3, 19, 1468, 12, 29, 2007, 2, 22, 1385, 12, 3, 1969, 12, 31, 1348, 10, 10, 1945, 11, 12, 1324, 8, 21, 1925, 3, 31, 1304, 1, 11, 1996, 3, 19, 1374, 12, 29, 1996, 3, 20, 1375, 1, 1, 1997, 3, 20, 1375, 12, 30, 1997, 3, 21, 1376, 1, 1, 2008, 3, 19, 1386, 12, 29, 2008, 3, 20, 1387, 1, 1, 2004, 3, 19, 1382, 12, 29, 2004, 3, 20, 1383, 1, 1, 2006, 3, 20, 1384, 12, 29, 2006, 3, 21, 1385, 1, 1, 2005, 4, 20, 1384, 1, 31, 2005, 4, 21, 1384, 2, 1, 2005, 5, 21, 1384, 2, 31, 2005, 5, 22, 1384, 3, 1, 2005, 6, 21, 1384, 3, 31, 2005, 6, 22, 1384, 4, 1, 2005, 7, 22, 1384, 4, 31, 2005, 7, 23, 1384, 5, 1, 2005, 8, 22, 1384, 5, 31, 2005, 8, 23, 1384, 6, 1, 2005, 9, 22, 1384, 6, 31, 2005, 9, 23, 1384, 7, 1, 2005, 10, 22, 1384, 7, 30, 2005, 10, 23, 1384, 8, 1, 2005, 11, 21, 1384, 8, 30, 2005, 11, 22, 1384, 9, 1, 2005, 12, 21, 1384, 9, 30, 2005, 12, 22, 1384, 10, 1, 2006, 1, 20, 1384, 10, 30, 2006, 1, 21, 1384, 11, 1, 2006, 2, 19, 1384, 11, 30, 2006, 2, 20, 1384, 12, 1, 2006, 3, 20, 1384, 12, 29, 2006, 3, 21, 1385, 1, 1, // The 2820-year cycle arithmetical algorithm would fail this one.
    2025, 3, 21, 1404, 1, 1 };
    Calendar cal = Calendar.getInstance(new ULocale("fa_IR@calendar=persian"));
    StringBuilder buf = new StringBuilder();
    logln("Gregorian -> Persian");
    Calendar grego = Calendar.getInstance();
    grego.clear();
    for (int i = 0; i < DATA.length; ) {
        grego.set(DATA[i++], DATA[i++] - 1, DATA[i++]);
        Date date = grego.getTime();
        cal.setTime(date);
        int y = cal.get(Calendar.YEAR);
        // 0-based -> 1-based
        int m = cal.get(Calendar.MONTH) + 1;
        int d = cal.get(Calendar.DAY_OF_MONTH);
        // Expected y, m, d
        int yE = DATA[i++];
        // 1-based
        int mE = DATA[i++];
        int dE = DATA[i++];
        buf.setLength(0);
        buf.append(date + " -> ");
        buf.append(y + "/" + m + "/" + d);
        if (y == yE && m == mE && d == dE) {
            logln("OK: " + buf.toString());
        } else {
            errln("Fail: " + buf.toString() + ", expected " + yE + "/" + mE + "/" + dE);
        }
    }
    logln("Persian -> Gregorian");
    for (int i = 0; i < DATA.length; ) {
        grego.set(DATA[i++], DATA[i++] - 1, DATA[i++]);
        Date dexp = grego.getTime();
        int cyear = DATA[i++];
        int cmonth = DATA[i++];
        int cdayofmonth = DATA[i++];
        cal.clear();
        cal.set(Calendar.YEAR, cyear);
        cal.set(Calendar.MONTH, cmonth - 1);
        cal.set(Calendar.DAY_OF_MONTH, cdayofmonth);
        Date date = cal.getTime();
        buf.setLength(0);
        buf.append(cyear + "/" + cmonth + "/" + cdayofmonth);
        buf.append(" -> " + date);
        if (date.equals(dexp)) {
            logln("OK: " + buf.toString());
        } else {
            errln("Fail: " + buf.toString() + ", expected " + dexp);
        }
    }
}

Example 92 with Calendar

use of android.icu.util.Calendar in project j2objc by google.

the class DateIntervalFormat method format.

/**
 * Format 2 Calendars to produce a string.
 *
 * @param fromCalendar      calendar set to the from date in date interval
 *                          to be formatted into date interval string
 * @param toCalendar        calendar set to the to date in date interval
 *                          to be formatted into date interval string
 * @param appendTo          Output parameter to receive result.
 *                          Result is appended to existing contents.
 * @param pos               On input: an alignment field, if desired.
 *                          On output: the offsets of the alignment field.
 *                          There may be multiple instances of a given field type
 *                          in an interval format; in this case the fieldPosition
 *                          offsets refer to the first instance.
 * @return                  Reference to 'appendTo' parameter.
 * @throws    IllegalArgumentException  if the two calendars are not equivalent.
 */
public final synchronized StringBuffer format(Calendar fromCalendar, Calendar toCalendar, StringBuffer appendTo, FieldPosition pos) {
    // not support different calendar types and time zones
    if (!fromCalendar.isEquivalentTo(toCalendar)) {
        throw new IllegalArgumentException("can not format on two different calendars");
    }
    // First, find the largest different calendar field.
    // init with an invalid value.
    int field = -1;
    if (fromCalendar.get(Calendar.ERA) != toCalendar.get(Calendar.ERA)) {
        field = Calendar.ERA;
    } else if (fromCalendar.get(Calendar.YEAR) != toCalendar.get(Calendar.YEAR)) {
        field = Calendar.YEAR;
    } else if (fromCalendar.get(Calendar.MONTH) != toCalendar.get(Calendar.MONTH)) {
        field = Calendar.MONTH;
    } else if (fromCalendar.get(Calendar.DATE) != toCalendar.get(Calendar.DATE)) {
        field = Calendar.DATE;
    } else if (fromCalendar.get(Calendar.AM_PM) != toCalendar.get(Calendar.AM_PM)) {
        field = Calendar.AM_PM;
    } else if (fromCalendar.get(Calendar.HOUR) != toCalendar.get(Calendar.HOUR)) {
        field = Calendar.HOUR;
    } else if (fromCalendar.get(Calendar.MINUTE) != toCalendar.get(Calendar.MINUTE)) {
        field = Calendar.MINUTE;
    } else if (fromCalendar.get(Calendar.SECOND) != toCalendar.get(Calendar.SECOND)) {
        field = Calendar.SECOND;
    } else {
        /* ignore the millisecond etc. small fields' difference.
             * use single date when all the above are the same.
             */
        return fDateFormat.format(fromCalendar, appendTo, pos);
    }
    boolean fromToOnSameDay = (field == Calendar.AM_PM || field == Calendar.HOUR || field == Calendar.MINUTE || field == Calendar.SECOND);
    // get interval pattern
    PatternInfo intervalPattern = fIntervalPatterns.get(DateIntervalInfo.CALENDAR_FIELD_TO_PATTERN_LETTER[field]);
    if (intervalPattern == null) {
        if (fDateFormat.isFieldUnitIgnored(field)) {
            /* the largest different calendar field is small than
                 * the smallest calendar field in pattern,
                 * return single date format.
                 */
            return fDateFormat.format(fromCalendar, appendTo, pos);
        }
        return fallbackFormat(fromCalendar, toCalendar, fromToOnSameDay, appendTo, pos);
    }
    // For a 'real' interval pattern, the first part will never be empty.
    if (intervalPattern.getFirstPart() == null) {
        // fall back
        return fallbackFormat(fromCalendar, toCalendar, fromToOnSameDay, appendTo, pos, intervalPattern.getSecondPart());
    }
    Calendar firstCal;
    Calendar secondCal;
    if (intervalPattern.firstDateInPtnIsLaterDate()) {
        firstCal = toCalendar;
        secondCal = fromCalendar;
    } else {
        firstCal = fromCalendar;
        secondCal = toCalendar;
    }
    // break the interval pattern into 2 parts
    // first part should not be empty,
    String originalPattern = fDateFormat.toPattern();
    fDateFormat.applyPattern(intervalPattern.getFirstPart());
    fDateFormat.format(firstCal, appendTo, pos);
    if (intervalPattern.getSecondPart() != null) {
        fDateFormat.applyPattern(intervalPattern.getSecondPart());
        FieldPosition otherPos = new FieldPosition(pos.getField());
        fDateFormat.format(secondCal, appendTo, otherPos);
        if (pos.getEndIndex() == 0 && otherPos.getEndIndex() > 0) {
            pos.setBeginIndex(otherPos.getBeginIndex());
            pos.setEndIndex(otherPos.getEndIndex());
        }
    }
    fDateFormat.applyPattern(originalPattern);
    return appendTo;
}

Example 93 with Calendar

use of android.icu.util.Calendar in project j2objc by google.

the class DateIntervalFormatTest method testGetInstance_String_DateIntervalInfo.

@Test
public void testGetInstance_String_DateIntervalInfo() {
    DateIntervalInfo dateIntervalInfo = new DateIntervalInfo(new ULocale("ca"));
    DateIntervalFormat dateIntervalFormat = DateIntervalFormat.getInstance(DateFormat.YEAR_MONTH, Locale.ENGLISH, dateIntervalInfo);
    Calendar from = Calendar.getInstance();
    from.set(2000, Calendar.JANUARY, 1, 12, 0);
    Calendar to = Calendar.getInstance();
    to.set(2001, Calendar.FEBRUARY, 1, 12, 0);
    DateInterval interval = new DateInterval(from.getTimeInMillis(), to.getTimeInMillis());
    dateIntervalFormat.setTimeZone(from.getTimeZone());
    // Month names are default (English), format is Catalan
    assertEquals("Wrong date interval", "January de 2000 – February de 2001", dateIntervalFormat.format(interval));
}

Example 94 with Calendar

use of android.icu.util.Calendar in project j2objc by google.

the class DateIntervalFormatTest method TestTicket9919Setter.

@Test
public void TestTicket9919Setter() {
    // Creating a DateIntervalFormat with a custom DateIntervalInfo
    // object used to corrupt the cache.
    DateIntervalFormat dif = DateIntervalFormat.getInstance("yMd", ULocale.ENGLISH);
    Calendar from = Calendar.getInstance();
    Calendar to = Calendar.getInstance();
    from.set(2013, 3, 26);
    to.set(2013, 3, 28);
    // Save. This is the correct answer
    String expected = dif.format(from, to, new StringBuffer(), new FieldPosition(0)).toString();
    // Now create a DateIntervalFormat with same skeleton and
    // locale, but with a custom DateIntervalInfo. This used
    // to corrupt the cache.
    DateIntervalInfo dateIntervalInfo = new DateIntervalInfo(ULocale.ENGLISH);
    dateIntervalInfo.setIntervalPattern("yMd", Calendar.DATE, "M/d/y \u2013 d");
    DateIntervalFormat bad = DateIntervalFormat.getInstance("yMd", ULocale.ENGLISH);
    bad.setDateIntervalInfo(dateIntervalInfo);
    // Now create a DateIntervalFormat with same skeleton and
    // locale, but with default DateIntervalInfo. The cache should
    // not be corrupted, and we should get the same answer as before.
    dif = DateIntervalFormat.getInstance("yMd", ULocale.ENGLISH);
    assertEquals("Custom DateIntervalInfo objects should not mess up cache", expected, dif.format(from, to, new StringBuffer(), new FieldPosition(0)).toString());
}

Example 95 with Calendar

use of android.icu.util.Calendar in project j2objc by google.

the class DateIntervalFormatTest method TestTicket11669.

// TestTicket11669 - Check the thread safety of DateIntervalFormat.format().
// This test failed with ICU 56.
@Test
public void TestTicket11669() {
    // These final variables are accessed directly by the concurrent threads.
    final DateIntervalFormat formatter = DateIntervalFormat.getInstance(DateFormat.YEAR_MONTH_DAY, ULocale.US);
    final ArrayList<DateInterval> testIntervals = new ArrayList<DateInterval>();
    final ArrayList<String> expectedResults = new ArrayList<String>();
    // Create and save the input test data.
    TimeZone tz = TimeZone.getTimeZone("Americal/Los_Angeles");
    Calendar intervalStart = Calendar.getInstance(tz, ULocale.US);
    Calendar intervalEnd = Calendar.getInstance(tz, ULocale.US);
    intervalStart.set(2009, 6, 1);
    intervalEnd.set(2009, 6, 2);
    testIntervals.add(new DateInterval(intervalStart.getTimeInMillis(), intervalEnd.getTimeInMillis()));
    intervalStart.set(2015, 2, 27);
    intervalEnd.set(2015, 3, 1);
    testIntervals.add(new DateInterval(intervalStart.getTimeInMillis(), intervalEnd.getTimeInMillis()));
    // Run the formatter single-threaded to create and save the expected results.
    for (DateInterval interval : testIntervals) {
        FieldPosition pos = new FieldPosition(0);
        StringBuffer result = new StringBuffer();
        formatter.format(interval, result, pos);
        expectedResults.add(result.toString());
    }
    class TestThread extends Thread {

        public String errorMessage;

        public void run() {
            for (int loop = 0; loop < 2000; ++loop) {
                ListIterator<String> expectedItr = expectedResults.listIterator();
                for (DateInterval interval : testIntervals) {
                    String expected = expectedItr.next();
                    FieldPosition pos = new FieldPosition(0);
                    StringBuffer result = new StringBuffer();
                    formatter.format(interval, result, pos);
                    if (!expected.equals(result.toString())) {
                        // Note: The ICU test framework doesn't support reporting failures from within a sub-thread.
                        // Save the failure for the main thread to pick up later.
                        errorMessage = String.format("Expected \"%s\", actual \"%s\"", expected, result);
                        return;
                    }
                }
            }
        }
    }
    List<TestThread> threads = new ArrayList<TestThread>();
    for (int i = 0; i < 4; ++i) {
        threads.add(new TestThread());
    }
    for (Thread t : threads) {
        t.start();
    }
    for (TestThread t : threads) {
        try {
            t.join();
        } catch (InterruptedException e) {
            fail("Unexpected exception: " + e.toString());
        }
        if (t.errorMessage != null) {
            fail(t.errorMessage);
        }
    }
}