C++ TimeZone::getID方法代码示例

    TZEnumeration(int32_t rawOffset) : map(NULL), len(0), pos(0) {
        if (!getOlsonMeta()) {
            return;
        }

        // Allocate more space than we'll need.  The end of the array will
        // be blank.
        map = (int32_t*)uprv_malloc(OLSON_ZONE_COUNT * sizeof(int32_t));
        if (map == 0) {
            return;
        }

        uprv_memset(map, 0, sizeof(int32_t) * OLSON_ZONE_COUNT);

        UnicodeString s;
        for (int32_t i=0; i<OLSON_ZONE_COUNT; ++i) {
            if (getID(i)) {
                // This is VERY inefficient.
                TimeZone* z = TimeZone::createTimeZone(unistr);
                // Make sure we get back the ID we wanted (if the ID is
                // invalid we get back GMT).
                if (z != 0 && z->getID(s) == unistr &&
                    z->getRawOffset() == rawOffset) {
                    map[len++] = i;
                }
                delete z;
            }
        }
    }

void DateFormatRoundTripTest::TestDateFormatRoundTrip() 
{
    UErrorCode status = U_ZERO_ERROR;

    getFieldCal = Calendar::createInstance(status);
    failure(status, "Calendar::createInstance");
    if(!assertSuccess("trying to construct", status))return;


    int32_t locCount = 0;
    const Locale *avail = DateFormat::getAvailableLocales(locCount);
    logln("DateFormat available locales: %d", locCount);
    if(quick) {
        SPARSENESS = 18;
        logln("Quick mode: only testing SPARSENESS = 18");
    }
    TimeZone *tz = TimeZone::createDefault();
    UnicodeString temp;
    logln("Default TimeZone:             " + tz->getID(temp));
    delete tz;

#ifdef TEST_ONE_LOC // define this to just test ONE locale.
    Locale loc(TEST_ONE_LOC);
    test(loc);
#if INFINITE
    for(;;) {
      test(loc);
    }
#endif

#else
# if INFINITE
    // Special infinite loop test mode for finding hard to reproduce errors
    Locale loc = Locale::getDefault();
    logln("ENTERING INFINITE TEST LOOP FOR Locale: " + loc.getDisplayName(temp));
    for(;;) 
        test(loc);
# else
    test(Locale::getDefault());

#if 1
    // installed locales
    for (int i=0; i < locCount; ++i) {
            test(avail[i]);
    }
#endif

#if 1
    // special locales
    int32_t jCount = CalendarTest::testLocaleCount();
    for (int32_t j=0; j < jCount; ++j) {
        test(Locale(CalendarTest::testLocaleID(j)));
    }
#endif

# endif
#endif

    delete getFieldCal;
}

/**
 * Test to see if DateFormat understands zone equivalency groups.  It
 * might seem that this should be a DateFormat test, but it's really a
 * TimeZone test -- the changes to DateFormat are minor.
 *
 * We use two known, stable zones that shouldn't change much over time
 * -- America/Vancouver and America/Los_Angeles.  However, they MAY
 * change at some point -- if that happens, replace them with any two
 * zones in an equivalency group where one zone has localized name
 * data, and the other doesn't, in some locale.
 */
void TimeZoneRegressionTest::TestJ449() {
    UErrorCode status = U_ZERO_ERROR;
    UnicodeString str;

    // Modify the following three as necessary.  The two IDs must
    // specify two zones in the same equivalency group.  One must have
    // locale data in 'loc'; the other must not.
    const char* idWithLocaleData = "America/Los_Angeles";
    const char* idWithoutLocaleData = "US/Pacific";
    const Locale loc("en", "", "");

    TimeZone *zoneWith = TimeZone::createTimeZone(idWithLocaleData);
    TimeZone *zoneWithout = TimeZone::createTimeZone(idWithoutLocaleData);
    // Make sure we got valid zones
    if (zoneWith->getID(str) != UnicodeString(idWithLocaleData) ||
        zoneWithout->getID(str) != UnicodeString(idWithoutLocaleData)) {
      dataerrln(UnicodeString("Fail: Unable to create zones - wanted ") + idWithLocaleData + ", got " + zoneWith->getID(str) + ", and wanted " + idWithoutLocaleData + " but got " + zoneWithout->getID(str));
    } else {
        GregorianCalendar calWith(*zoneWith, status);
        GregorianCalendar calWithout(*zoneWithout, status);
        SimpleDateFormat fmt("MMM d yyyy hh:mm a zzz", loc, status);
        if (U_FAILURE(status)) {
            errln("Fail: Unable to create GregorianCalendar/SimpleDateFormat");
        } else {
            UDate date = 0;
            UnicodeString strWith, strWithout;
            fmt.setCalendar(calWith);
            fmt.format(date, strWith);
            fmt.setCalendar(calWithout);
            fmt.format(date, strWithout);
            if (strWith == strWithout) {
                logln((UnicodeString)"Ok: " + idWithLocaleData + " -> " +
                      strWith + "; " + idWithoutLocaleData + " -> " +
                      strWithout);
            } else {
                errln((UnicodeString)"FAIL: " + idWithLocaleData + " -> " +
                      strWith + "; " + idWithoutLocaleData + " -> " +
                      strWithout);
            }
        }
    }

    delete zoneWith;
    delete zoneWithout;
}

const UChar* U_EXPORT2
ZoneMeta::getCanonicalCLDRID(const TimeZone& tz) {
    if (dynamic_cast<const OlsonTimeZone *>(&tz) != NULL) {
        // short cut for OlsonTimeZone
        const OlsonTimeZone *otz = (const OlsonTimeZone*)&tz;
        return otz->getCanonicalID();
    }
    UErrorCode status = U_ZERO_ERROR;
    UnicodeString tzID;
    return getCanonicalCLDRID(tz.getID(tzID), status);
}

/**
 * If the ID supplied to TimeZone is not a valid system ID,
 * TimeZone::createTimeZone() will return a GMT zone object.  In order
 * to detect this error, we check the ID of the returned zone against
 * the ID we requested.  If they don't match, we fail with an error.
 */
TimeZone* createZone(const UnicodeString& id) {
    UnicodeString str;
    TimeZone* zone = TimeZone::createTimeZone(id);
    if (zone->getID(str) != id) {
        delete zone;
        printf("Error: TimeZone::createTimeZone(");
        uprintf(id);
        printf(") returned zone with ID ");
        uprintf(str);
        printf("\n");
        exit(1);
    }
    return zone;
}

U_CAPI int32_t U_EXPORT2
ucal_getDefaultTimeZone(UChar* result, int32_t resultCapacity, UErrorCode* ec) {
    int32_t len = 0;
    if (ec!=NULL && U_SUCCESS(*ec)) {
        TimeZone* zone = TimeZone::createDefault();
        if (zone == NULL) {
            *ec = U_MEMORY_ALLOCATION_ERROR;
        } else {
            UnicodeString id;
            zone->getID(id);
            delete zone;
            len = id.extract(result, resultCapacity, *ec);
        }
    }
    return len;
}

void TIMEZONE_Get_default(sLONG_PTR *pResult, PackagePtr pParams)
{
	C_TEXT returnValue;
	
	TimeZone *defaultZone = TimeZone::createDefault();
	
	if(defaultZone){
		
		UnicodeString zoneId;
		defaultZone->getID(zoneId);
		DT::setUnicodeString(returnValue, zoneId);
		
		delete defaultZone;
		
	}
	
	returnValue.setReturn(pResult);
}

/* {{{ timezone_process_timezone_argument
 * TimeZone argument processor. outside_error may be NULL (for static functions/constructors) */
U_CFUNC TimeZone *timezone_process_timezone_argument(zval *zv_timezone,
													 intl_error *outside_error,
													 const char *func)
{
	zval		local_zv_tz;
	char		*message = NULL;
	TimeZone	*timeZone;

	if (zv_timezone == NULL || Z_TYPE_P(zv_timezone) == IS_NULL) {
		timelib_tzinfo *tzinfo = get_timezone_info();
		ZVAL_STRING(&local_zv_tz, tzinfo->name);
		zv_timezone = &local_zv_tz;
	} else {
		ZVAL_NULL(&local_zv_tz);
	}

	if (Z_TYPE_P(zv_timezone) == IS_OBJECT &&
			instanceof_function(Z_OBJCE_P(zv_timezone), TimeZone_ce_ptr)) {
		TimeZone_object *to = Z_INTL_TIMEZONE_P(zv_timezone);
		if (to->utimezone == NULL) {
			spprintf(&message, 0, "%s: passed IntlTimeZone is not "
				"properly constructed", func);
			if (message) {
				intl_errors_set(outside_error, U_ILLEGAL_ARGUMENT_ERROR, message, 1);
				efree(message);
			}
			zval_dtor(&local_zv_tz);
			return NULL;
		}
		timeZone = to->utimezone->clone();
		if (timeZone == NULL) {
			spprintf(&message, 0, "%s: could not clone TimeZone", func);
			if (message) {
				intl_errors_set(outside_error, U_MEMORY_ALLOCATION_ERROR, message, 1);
				efree(message);
			}
			zval_dtor(&local_zv_tz);
			return NULL;
		}
	} else if (Z_TYPE_P(zv_timezone) == IS_OBJECT &&
			instanceof_function(Z_OBJCE_P(zv_timezone), php_date_get_timezone_ce())) {

		php_timezone_obj *tzobj = Z_PHPTIMEZONE_P(zv_timezone);

		zval_dtor(&local_zv_tz);
		return timezone_convert_datetimezone(tzobj->type, tzobj, 0,
			outside_error, func);
	} else {
		UnicodeString	id,
						gottenId;
		UErrorCode		status = U_ZERO_ERROR; /* outside_error may be NULL */
		convert_to_string_ex(zv_timezone);
		if (intl_stringFromChar(id, Z_STRVAL_P(zv_timezone), Z_STRLEN_P(zv_timezone),
				&status) == FAILURE) {
			spprintf(&message, 0, "%s: Time zone identifier given is not a "
				"valid UTF-8 string", func);
			if (message) {
				intl_errors_set(outside_error, status, message, 1);
				efree(message);
			}
			zval_dtor(&local_zv_tz);
			return NULL;
		}
		timeZone = TimeZone::createTimeZone(id);
		if (timeZone == NULL) {
			spprintf(&message, 0, "%s: could not create time zone", func);
			if (message) {
				intl_errors_set(outside_error, U_MEMORY_ALLOCATION_ERROR, message, 1);
				efree(message);
			}
			zval_dtor(&local_zv_tz);
			return NULL;
		}
		if (timeZone->getID(gottenId) != id) {
			spprintf(&message, 0, "%s: no such time zone: '%s'",
				func, Z_STRVAL_P(zv_timezone));
			if (message) {
				intl_errors_set(outside_error, U_ILLEGAL_ARGUMENT_ERROR, message, 1);
				efree(message);
			}
			zval_dtor(&local_zv_tz);
			delete timeZone;
			return NULL;
		}
	}
	
	zval_dtor(&local_zv_tz);

	return timeZone;
}

/** Get localized time zone info
 *
 * @param tz single string or NULL
 * @param locale single string or NULL
 * @param display_type single string
 * @return list
 *
 * @version 0.5-1 (Marek Gagolewski, 2014-12-24)
 *
 * @version 0.5-1 (Marek Gagolewski, 2015-03-01)
 *    new out: WindowsID, NameDaylight, new in: display_type
 */
SEXP stri_timezone_info(SEXP tz, SEXP locale, SEXP display_type) {
   TimeZone* curtz = stri__prepare_arg_timezone(tz, "tz", R_NilValue);
   const char* qloc = stri__prepare_arg_locale(locale, "locale", true); /* this is R_alloc'ed */
   const char* dtype_str = stri__prepare_arg_string_1_notNA(display_type, "display_type"); /* this is R_alloc'ed */
   const char* dtype_opts[] = {
      "short", "long", "generic_short", "generic_long", "gmt_short", "gmt_long",
      "common", "generic_location",
      NULL};
   int dtype_cur = stri__match_arg(dtype_str, dtype_opts);

   TimeZone::EDisplayType dtype;
   switch (dtype_cur) {
      case 0:  dtype = TimeZone::SHORT; break;
      case 1:  dtype = TimeZone::LONG; break;
      case 2:  dtype = TimeZone::SHORT_GENERIC; break;
      case 3:  dtype = TimeZone::LONG_GENERIC; break;
      case 4:  dtype = TimeZone::SHORT_GMT; break;
      case 5:  dtype = TimeZone::LONG_GMT; break;
      case 6:  dtype = TimeZone::SHORT_COMMONLY_USED; break;
      case 7:  dtype = TimeZone::GENERIC_LOCATION; break;
      default: Rf_error(MSG__INCORRECT_MATCH_OPTION, "display_type"); break;
   }

   const R_len_t infosize = 6;
   SEXP vals;

   PROTECT(vals = Rf_allocVector(VECSXP, infosize));
   for (int i=0; i<infosize; ++i)
      SET_VECTOR_ELT(vals, i, R_NilValue);

   R_len_t curidx = -1;

   ++curidx;
   UnicodeString val_ID;
   curtz->getID(val_ID);
   SET_VECTOR_ELT(vals, curidx, stri__make_character_vector_UnicodeString_ptr(1, &val_ID));

   ++curidx;
   UnicodeString val_name;
   curtz->getDisplayName(false, dtype, Locale::createFromName(qloc), val_name);
   SET_VECTOR_ELT(vals, curidx, stri__make_character_vector_UnicodeString_ptr(1, &val_name));

   ++curidx;
   if ((bool)curtz->useDaylightTime()) {
      UnicodeString val_name2;
      curtz->getDisplayName(true, dtype, Locale::createFromName(qloc), val_name2);
      SET_VECTOR_ELT(vals, curidx, stri__make_character_vector_UnicodeString_ptr(1, &val_name2));
   }
   else
      SET_VECTOR_ELT(vals, curidx, Rf_ScalarString(NA_STRING));

   ++curidx;
   UnicodeString val_windows;
   UErrorCode status = U_ZERO_ERROR;
#if U_ICU_VERSION_MAJOR_NUM>=52
   TimeZone::getWindowsID(val_ID, val_windows, status); // Stable since ICU 52
#endif
   if (U_SUCCESS(status) && val_windows.length() > 0)
      SET_VECTOR_ELT(vals, curidx, stri__make_character_vector_UnicodeString_ptr(1, &val_windows));
   else
      SET_VECTOR_ELT(vals, curidx, Rf_ScalarString(NA_STRING));

   ++curidx;
   SET_VECTOR_ELT(vals, curidx, Rf_ScalarReal(curtz->getRawOffset()/1000.0/3600.0));

   ++curidx;
   SET_VECTOR_ELT(vals, curidx, Rf_ScalarLogical((bool)curtz->useDaylightTime()));

   delete curtz;
   stri__set_names(vals, infosize, "ID", "Name", "Name.Daylight", "Name.Windows", "RawOffset", "UsesDaylightTime");
   UNPROTECT(1);
   return vals;
}

extern int
main(int argc, char *argv[]) {
    int32_t low = 1902;
    int32_t high = 2038;
    UBool bAll = FALSE;
    const char *dir = NULL;
    const char *linesep = NULL;

    U_MAIN_INIT_ARGS(argc, argv);
    argc = u_parseArgs(argc, argv, sizeof(options)/sizeof(options[0]), options);

    if (argc < 0) {
        cerr << "Illegal command line argument(s)" << endl << endl;
    }

    if (argc < 0 || options[kOptHelpH].doesOccur || options[kOptHelpQuestionMark].doesOccur) {
        cerr
            << "Usage: icuzdump [-options] [zoneid1 zoneid2 ...]" << endl
            << endl
            << "\tDump all offset transitions for the specified zones." << endl
            << endl
            << "Options:" << endl
            << "\t-a       : Dump all available zones." << endl
            << "\t-d <dir> : When specified, write transitions in a file under" << endl
            << "\t           the directory for each zone." << endl
            << "\t-l <sep> : New line code type used in file outputs. CR or LF (default)"
            << "\t           or CRLF." << endl
            << "\t-c [<low_year>,]<high_year>" << endl
            << "\t         : When specified, dump transitions starting <low_year>" << endl
            << "\t           (inclusive) up to <high_year> (exclusive).  The default" << endl
            << "\t           values are 1902(low) and 2038(high)." << endl;
        return argc < 0 ? U_ILLEGAL_ARGUMENT_ERROR : U_ZERO_ERROR;
    }

    bAll = options[kOptAllZones].doesOccur;

    if (options[kOptDestDir].doesOccur) {
        dir = options[kOptDestDir].value;
    }

    if (options[kOptLineSep].doesOccur) {
        if (strcmp(options[kOptLineSep].value, "CR") == 0) {
            linesep = "\r";
        } else if (strcmp(options[kOptLineSep].value, "CRLF") == 0) {
            linesep = "\r\n";
        } else if (strcmp(options[kOptLineSep].value, "LF") == 0) {
            linesep = "\n";
        }
    }

    if (options[kOptCutover].doesOccur) {
        char* comma = (char*)strchr(options[kOptCutover].value, ',');
        if (comma == NULL) {
            high = atoi(options[kOptCutover].value);
        } else {
            *comma = 0;
            low = atoi(options[kOptCutover].value);
            high = atoi(comma + 1);
        }
    }

    ICUZDump dumper;
    dumper.setLowYear(low);
    dumper.setHighYear(high);
    if (dir != NULL && linesep != NULL) {
        // use the specified line separator only for file output
        dumper.setLineSeparator((const char*)linesep);
    }

    ZoneIterator* zit;
    if (bAll) {
        zit = new ZoneIterator(TRUE);
    } else {
        if (argc <= 1) {
            zit = new ZoneIterator();
        } else {
            zit = new ZoneIterator((const char**)&argv[1], argc - 1);
        }
    }

    UnicodeString id;
    if (dir != NULL) {
        // file output
        ostringstream path;
        ios::openmode mode = ios::out;
        if (linesep != NULL) {
            mode |= ios::binary;
        }
        for (;;) {
            TimeZone* tz = zit->next();
            if (tz == NULL) {
                break;
            }
            dumper.setTimeZone(tz);
            tz->getID(id);

            // target file path
            path.str("");
            path << dir << U_FILE_SEP_CHAR;
            id = id.findAndReplace("/", "-");
//.........这里部分代码省略.........

/**
 * @bug 4162593
 * TimeZone broken at midnight.  The TimeZone code fails to handle
 * transitions at midnight correctly.
 */
void 
TimeZoneRegressionTest::Test4162593() 
{
    UErrorCode status = U_ZERO_ERROR;
    SimpleDateFormat *fmt = new SimpleDateFormat("z", Locale::getUS(), status);
    if(U_FAILURE(status)) {
      dataerrln("Error creating calendar %s", u_errorName(status));
      delete fmt;
      return;
    }
    const int32_t ONE_HOUR = 60*60*1000;

    SimpleTimeZone *asuncion = new SimpleTimeZone(-4*ONE_HOUR, "America/Asuncion" /*PY%sT*/,
        UCAL_OCTOBER, 1, 0 /*DOM*/, 0*ONE_HOUR,
        UCAL_MARCH, 1, 0 /*DOM*/, 0*ONE_HOUR, 1*ONE_HOUR, status);

    /* Zone
     * Starting time
     * Transition expected between start+1H and start+2H
     */
    TimeZone *DATA_TZ [] = {
      0, 0, 0 };

    int32_t DATA_INT [] [5] = {
        // These years must be AFTER the Gregorian cutover
        {1998, UCAL_SEPTEMBER, 30, 22, 0},
        {2000, UCAL_FEBRUARY, 28, 22, 0},
        {2000, UCAL_FEBRUARY, 29, 22, 0},
     };

    UBool DATA_BOOL [] = {
        TRUE,
        FALSE,
        TRUE,
    };
    
    UnicodeString zone [4];// = new String[4];
    DATA_TZ[0] =  
        new SimpleTimeZone(2*ONE_HOUR, "Asia/Damascus" /*EE%sT*/,
            UCAL_APRIL, 1, 0 /*DOM*/, 0*ONE_HOUR,
            UCAL_OCTOBER, 1, 0 /*DOM*/, 0*ONE_HOUR, 1*ONE_HOUR, status);
    DATA_TZ[1] = asuncion;  DATA_TZ[2] = asuncion;  

    for(int32_t j = 0; j < 3; j++) {
        TimeZone *tz = (TimeZone*)DATA_TZ[j];
        TimeZone::setDefault(*tz);
        fmt->setTimeZone(*tz);

        // Must construct the Date object AFTER setting the default zone
        int32_t *p = (int32_t*)DATA_INT[j];
        UDate d = CalendarRegressionTest::makeDate(p[0], p[1], p[2], p[3], p[4]);
       UBool transitionExpected = DATA_BOOL[j];

        UnicodeString temp;
        logln(tz->getID(temp) + ":");
        for (int32_t i = 0; i < 4; ++i) {
            FieldPosition pos(0);
            zone[i].remove();
            zone[i] = fmt->format(d+ i*ONE_HOUR, zone[i], pos);
            logln(UnicodeString("") + i + ": " + d + " / " + zone[i]);
            //d += (double) ONE_HOUR;
        }
        if(zone[0] == zone[1] &&
            (zone[1] == zone[2]) != transitionExpected &&
            zone[2] == zone[3]) {
            logln(UnicodeString("Ok: transition ") + transitionExpected);
        } 
        else {
            errln("Fail: boundary transition incorrect");
        }
    }
    delete fmt;
    delete asuncion;
    delete DATA_TZ[0];
}