C++ SimpleDateFormat::getCalendar方法代码示例

DateIntervalFormat::DateIntervalFormat(const Locale& locale,
                                       DateIntervalInfo* dtItvInfo,
                                       const UnicodeString* skeleton,
                                       UErrorCode& status) 
:   fInfo(NULL),
    fDateFormat(NULL),
    fFromCalendar(NULL),
    fToCalendar(NULL),
    fDtpng(NULL)
{
    if ( U_FAILURE(status) ) {
        delete dtItvInfo;
        return;
    }
    fDtpng = DateTimePatternGenerator::createInstance(locale, status);
    SimpleDateFormat* dtfmt = createSDFPatternInstance(*skeleton, locale, 
                                                    fDtpng, status);
    if ( U_FAILURE(status) ) {
        delete dtItvInfo;
        delete fDtpng;
        delete dtfmt;
        return;
    }
    if ( dtfmt == NULL || dtItvInfo == NULL || fDtpng == NULL ) {
        status = U_MEMORY_ALLOCATION_ERROR;
        // safe to delete NULL
        delete dtfmt;
        delete dtItvInfo;
        delete fDtpng;
        return;
    }
    if ( skeleton ) {
        fSkeleton = *skeleton;
    }
    fInfo = dtItvInfo;
    fDateFormat = dtfmt;
    if ( dtfmt->getCalendar() ) {
        fFromCalendar = dtfmt->getCalendar()->clone();
        fToCalendar = dtfmt->getCalendar()->clone();
    } else {
        fFromCalendar = NULL;
        fToCalendar = NULL;
    }
    initializePattern(status);
}

void DateFormatRegressionTest::Test1684(void)
{
  //      July 2001            August 2001           January 2002    
  // Su Mo Tu We Th Fr Sa  Su Mo Tu We Th Fr Sa  Su Mo Tu We Th Fr Sa
  //  1  2  3  4  5  6  7            1  2  3  4         1  2  3  4  5
  //  8  9 10 11 12 13 14   5  6  7  8  9 10 11   6  7  8  9 10 11 12
  // 15 16 17 18 19 20 21  12 13 14 15 16 17 18  13 14 15 16 17 18 19
  // 22 23 24 25 26 27 28  19 20 21 22 23 24 25  20 21 22 23 24 25 26
  // 29 30 31              26 27 28 29 30 31     27 28 29 30 31      
  Test1684Data *tests[] = {
    new Test1684Data(2001, 8,  6,  2001,8,2,UCAL_MONDAY,    "2001 08 02 Mon", NULL),
    new Test1684Data(2001, 8,  7,  2001,8,2,UCAL_TUESDAY,   "2001 08 02 Tue", NULL),
    new Test1684Data(2001, 8,  5,/*12,*/ 2001,8,2,UCAL_SUNDAY,    "2001 08 02 Sun", NULL),
    new Test1684Data(2001, 8,6, /*7,  30,*/ 2001,7,6,UCAL_MONDAY,    "2001 07 06 Mon", "2001 08 02 Mon"),
    new Test1684Data(2001, 8,7, /*7,  31,*/ 2001,7,6,UCAL_TUESDAY,   "2001 07 06 Tue", "2001 08 02 Tue"),
    new Test1684Data(2001, 8,  5,  2001,7,6,UCAL_SUNDAY,    "2001 07 06 Sun", "2001 08 02 Sun"),
    new Test1684Data(2001, 7,  30, 2001,8,1,UCAL_MONDAY,    "2001 08 01 Mon", "2001 07 05 Mon"),
    new Test1684Data(2001, 7,  31, 2001,8,1,UCAL_TUESDAY,   "2001 08 01 Tue", "2001 07 05 Tue"),
    new Test1684Data(2001, 7,29, /*8,  5,*/  2001,8,1,UCAL_SUNDAY,    "2001 08 01 Sun", "2001 07 05 Sun"),
    new Test1684Data(2001, 12, 31, 2001,12,6,UCAL_MONDAY,   "2001 12 06 Mon", NULL),
    new Test1684Data(2002, 1,  1,  2002,1,1,UCAL_TUESDAY,   "2002 01 01 Tue", NULL),
    new Test1684Data(2002, 1,  2,  2002,1,1,UCAL_WEDNESDAY, "2002 01 01 Wed", NULL),
    new Test1684Data(2002, 1,  3,  2002,1,1,UCAL_THURSDAY,  "2002 01 01 Thu", NULL),
    new Test1684Data(2002, 1,  4,  2002,1,1,UCAL_FRIDAY,    "2002 01 01 Fri", NULL),
    new Test1684Data(2002, 1,  5,  2002,1,1,UCAL_SATURDAY,  "2002 01 01 Sat", NULL),
    new Test1684Data(2001,12,30, /*2002, 1,  6,*/  2002,1,1,UCAL_SUNDAY,    "2002 01 01 Sun", "2001 12 06 Sun")
  };

#define kTest1684Count  ((int32_t)(sizeof(tests)/sizeof(tests[0])))

  int32_t pass = 0, error = 0, warning = 0;
  int32_t i;

  UErrorCode status = U_ZERO_ERROR;
  UnicodeString pattern("yyyy MM WW EEE","");
  Calendar *cal = new GregorianCalendar(status);
  SimpleDateFormat *sdf = new SimpleDateFormat(pattern,status);
  if (U_FAILURE(status)) {
    dataerrln("Error constructing SimpleDateFormat");
    for(i=0;i<kTest1684Count;i++) {
        delete tests[i];
    }
    delete cal;
    delete sdf;
    return;
  }
  cal->setFirstDayOfWeek(UCAL_SUNDAY);
  cal->setMinimalDaysInFirstWeek(1);

  sdf->adoptCalendar(cal);

  cal = sdf->getCalendar()->clone(); // sdf may have deleted calendar

  if(!cal || !sdf || U_FAILURE(status)) {
    errln(UnicodeString("Error setting up test: ") + u_errorName(status));
  }

  for (i = 0; i < kTest1684Count; ++i) {
    Test1684Data &test = *(tests[i]);
    logln(UnicodeString("#") + i + UnicodeString("\n-----\nTesting round trip of ") + test.year +
        " " + (test.month + 1) +
        " " + test.date +
          " (written as) " + test.data);
    
    cal->clear();
    cal->set(test.year, test.month, test.date);
    UDate ms = cal->getTime(status);
    
    cal->clear();
    cal->set(UCAL_YEAR, test.womyear);
    cal->set(UCAL_MONTH, test.wommon);
    cal->set(UCAL_WEEK_OF_MONTH, test.wom);
    cal->set(UCAL_DAY_OF_WEEK, test.dow);
    UDate ms2 = cal->getTime(status);
            
    if (ms2 != ms) {
      errln((UnicodeString)"\nError: GregorianUCAL_DOM gave " + ms +
            "\n       GregorianUCAL_WOM gave " + ms2);
      error++;
    } else {
      pass++;
    }
    
    ms2 = sdf->parse(test.data, status);
    if(U_FAILURE(status)) {
      errln("parse exception: " + UnicodeString(u_errorName(status)));
    }
    
    if (ms2!=ms) {
      errln((UnicodeString)"\nError: GregorianCalendar gave      " + ms +
            "\n       SimpleDateFormat.parse gave " + ms2);
      error++;
    } else {
      pass++;
    }

    UnicodeString result;
    sdf->format(ms, result);
    if (result != test.normalized) {
      errln("\nWarning: format of '" + test.data + "' gave" +
//.........这里部分代码省略.........