C++ TimeZone::clone方法代码示例

Calendar::Calendar(const TimeZone& zone, const Locale& aLocale, UErrorCode& success)
:   UObject(),
    fIsTimeSet(FALSE),
    fAreFieldsSet(FALSE),
    fAreAllFieldsSet(FALSE),
    fNextStamp(kMinimumUserStamp),
    fTime(0),
    fLenient(TRUE),
    fZone(0)
{
    clear();
    fZone = zone.clone();
    setWeekCountData(aLocale, success);
}

void AstroTest::TestSunriseTimes(void) {
  UErrorCode status = U_ZERO_ERROR;
  initAstro(status);
  ASSERT_OK(status);

  //  logln("Sunrise/Sunset times for San Jose, California, USA");
  //  CalendarAstronomer *astro2 = new CalendarAstronomer(-121.55, 37.20);
  //  TimeZone *tz = TimeZone::createTimeZone("America/Los_Angeles");

  // We'll use a table generated by the UNSO website as our reference
  // From: http://aa.usno.navy.mil/
  //-Location: W079 25, N43 40
  //-Rise and Set for the Sun for 2001
  //-Zone:  4h West of Greenwich
  int32_t USNO[] = {
    6,59, 19,45,
    6,57, 19,46,
    6,56, 19,47,
    6,54, 19,48,
    6,52, 19,49,
    6,50, 19,51,
    6,48, 19,52,
    6,47, 19,53,
    6,45, 19,54,
    6,43, 19,55,
    6,42, 19,57,
    6,40, 19,58,
    6,38, 19,59,
    6,36, 20, 0,
    6,35, 20, 1,
    6,33, 20, 3,
    6,31, 20, 4,
    6,30, 20, 5,
    6,28, 20, 6,
    6,27, 20, 7,
    6,25, 20, 8,
    6,23, 20,10,
    6,22, 20,11,
    6,20, 20,12,
    6,19, 20,13,
    6,17, 20,14,
    6,16, 20,16,
    6,14, 20,17,
    6,13, 20,18,
    6,11, 20,19,
  };

  logln("Sunrise/Sunset times for Toronto, Canada");
  // long = 79 25", lat = 43 40"
  CalendarAstronomer *astro3 = new CalendarAstronomer(-(79+25/60), 43+40/60);

  // As of ICU4J 2.8 the ICU4J time zones implement pass-through
  // to the underlying JDK.  Because of variation in the
  // underlying JDKs, we have to use a fixed-offset
  // SimpleTimeZone to get consistent behavior between JDKs.
  // The offset we want is [-18000000, 3600000] (raw, dst).
  // [aliu 10/15/03]

  // TimeZone tz = TimeZone.getTimeZone("America/Montreal");
  TimeZone *tz = new SimpleTimeZone(-18000000 + 3600000, "Montreal(FIXED)");

  GregorianCalendar *cal = new GregorianCalendar(tz->clone(), Locale::getUS(), status);
  GregorianCalendar *cal2 = new GregorianCalendar(tz->clone(), Locale::getUS(), status);
  cal->clear();
  cal->set(UCAL_YEAR, 2001);
  cal->set(UCAL_MONTH, UCAL_APRIL);
  cal->set(UCAL_DAY_OF_MONTH, 1);
  cal->set(UCAL_HOUR_OF_DAY, 12); // must be near local noon for getSunRiseSet to work

  DateFormat *df_t  = DateFormat::createTimeInstance(DateFormat::MEDIUM,Locale::getUS());
  DateFormat *df_d  = DateFormat::createDateInstance(DateFormat::MEDIUM,Locale::getUS());
  DateFormat *df_dt = DateFormat::createDateTimeInstance(DateFormat::MEDIUM, DateFormat::MEDIUM, Locale::getUS());
  if(!df_t || !df_d || !df_dt) {
    dataerrln("couldn't create dateformats.");
    return;
  }
  df_t->adoptTimeZone(tz->clone());
  df_d->adoptTimeZone(tz->clone());
  df_dt->adoptTimeZone(tz->clone());

  for (int32_t i=0; i < 30; i++) {
    logln("setDate\n");
    astro3->setDate(cal->getTime(status));
    logln("getRiseSet(TRUE)\n");
    UDate sunrise = astro3->getSunRiseSet(TRUE);
    logln("getRiseSet(FALSE)\n");
    UDate sunset  = astro3->getSunRiseSet(FALSE);
    logln("end of getRiseSet\n");

    cal2->setTime(cal->getTime(status), status);
    cal2->set(UCAL_SECOND,      0);
    cal2->set(UCAL_MILLISECOND, 0);

    cal2->set(UCAL_HOUR_OF_DAY, USNO[4*i+0]);
    cal2->set(UCAL_MINUTE,      USNO[4*i+1]);
    UDate exprise = cal2->getTime(status);
    cal2->set(UCAL_HOUR_OF_DAY, USNO[4*i+2]);
    cal2->set(UCAL_MINUTE,      USNO[4*i+3]);
    UDate expset = cal2->getTime(status);
    // Compute delta of what we got to the USNO data, in seconds
//.........这里部分代码省略.........

// -------------------------------------
void
Calendar::setTimeZone(const TimeZone& zone)
{
    adoptTimeZone(zone.clone());
}

void U_EXPORT2
TimeZone::setDefault(const TimeZone& zone)
{
    adoptDefault(zone.clone());
}

/**
 * @bug 4106807
 */
void DateFormatRegressionTest::Test4106807(void) 
{
    UDate dt; 
    DateFormat *df = DateFormat::createDateTimeInstance(); 
    
    UErrorCode status = U_ZERO_ERROR;
    SimpleDateFormat *sdfs [] = {
        new SimpleDateFormat(UnicodeString("yyyyMMddHHmmss"), status),
        new SimpleDateFormat(UnicodeString("yyyyMMddHHmmss'Z'"), status),
        new SimpleDateFormat(UnicodeString("yyyyMMddHHmmss''"), status),
        new SimpleDateFormat(UnicodeString("yyyyMMddHHmmss'a''a'"), status),
        new SimpleDateFormat(UnicodeString("yyyyMMddHHmmss %"), status)
    };
    if(U_FAILURE(status)) {
      dataerrln("Couldn't create SimpleDateFormat, error %s", u_errorName(status));
      delete sdfs[0];
      delete sdfs[1];
      delete sdfs[2];
      delete sdfs[3];
      delete sdfs[4];
      return;
    }

    failure(status, "new SimpleDateFormat");
    
    UnicodeString strings [] = {
        (UnicodeString) "19980211140000",
        (UnicodeString) "19980211140000",
        (UnicodeString) "19980211140000",
        (UnicodeString) "19980211140000a",
        (UnicodeString) "19980211140000 "
    };

    /*Object[] data = {
        new SimpleDateFormat("yyyyMMddHHmmss"),       "19980211140000",
        new SimpleDateFormat("yyyyMMddHHmmss'Z'"),    "19980211140000",
        new SimpleDateFormat("yyyyMMddHHmmss''"),     "19980211140000",
        new SimpleDateFormat("yyyyMMddHHmmss'a''a'"), "19980211140000a",
        new SimpleDateFormat("yyyyMMddHHmmss %"),     "19980211140000 ",
    };*/
    GregorianCalendar *gc = new GregorianCalendar(status);
    failure(status, "new GregorianCalendar");
    TimeZone *timeZone = TimeZone::createDefault(); 

    TimeZone *gmt = timeZone->clone(); 

    gmt->setRawOffset(0); 

    for(int32_t i = 0; i < 5; i++) {
        SimpleDateFormat *format = sdfs[i];
        UnicodeString dateString = strings[i];
        //try {
            format->setTimeZone(*gmt); 
            dt = format->parse(dateString, status);
            // {sfb} some of these parses will fail purposely
            if(U_FAILURE(status))
                break;
            status = U_ZERO_ERROR;
            UnicodeString fmtd;
            FieldPosition pos(FieldPosition::DONT_CARE);
            fmtd = df->format(dt, fmtd, pos);
            logln(fmtd);
            //logln(df->format(dt)); 
            gc->setTime(dt, status); 
            failure(status, "gc->getTime");
            logln(UnicodeString("") + gc->get(UCAL_ZONE_OFFSET, status));
            failure(status, "gc->get");
            UnicodeString s;
            s = format->format(dt, s, pos);
            logln(s); 
        /*}
        catch (ParseException e) { 
            logln("No way Jose"); 
        }*/ 
    } 

    delete timeZone;
    delete df;
    for(int32_t j = 0; j < 5; j++)
        delete sdfs [j];
     delete gc;
    delete gmt;
}