C++ MessageFormat::setFormat方法代码示例

void MessageFormatRegressionTest::TestAPI() {
    UErrorCode status = U_ZERO_ERROR;
    MessageFormat *format = new MessageFormat("", status);
    failure(status, "new MessageFormat");
    
    // Test adoptFormat
    MessageFormat *fmt = new MessageFormat("",status);
    format->adoptFormat("",fmt,status);
    failure(status, "adoptFormat");

    // Test getFormat
    format->setFormat((int32_t)0,*fmt);
    format->getFormat("",status);
    failure(status, "getFormat");
    delete format;
}

void MessageFormatRegressionTest::TestAPI() {
    UErrorCode status = U_ZERO_ERROR;
    MessageFormat *format = new MessageFormat("", status);
    failure(status, "new MessageFormat");
    
    // Test adoptFormat
    MessageFormat *fmt = new MessageFormat("",status);
    format->adoptFormat("some_name",fmt,status);  // Must at least pass a valid identifier.
    failure(status, "adoptFormat");

    // Test getFormat
    format->setFormat((int32_t)0,*fmt);
    format->getFormat("some_other_name",status);  // Must at least pass a valid identifier.
    failure(status, "getFormat");
    delete format;
}

void TestMessageFormat::testMsgFormatChoice(/* char* par */)
{
    logln("running TestMessageFormat::testMsgFormatChoice");

    UErrorCode err = U_ZERO_ERROR;

    MessageFormat* form = new MessageFormat("The disk \"{1}\" contains {0}.", err);
    double filelimits[] = {0,1,2};
    UnicodeString filepart[] = {"no files","one file","{0,number} files"};
    ChoiceFormat* fileform = new ChoiceFormat(filelimits, filepart, 3);
    form->setFormat(1,*fileform); // NOT zero, see below
        //is the format adopted?

    FieldPosition ignore(FieldPosition::DONT_CARE);
    UnicodeString string;
    Formattable testArgs1[] = {(int32_t)0, "MyDisk"};    
    form->format(testArgs1, 2, string, ignore, err);
    if (string != "The disk \"MyDisk\" contains no files.") {
        errln("TestMessageFormat::testMsgFormatChoice failed on test #1");
    }
 
    ignore.setField(FieldPosition::DONT_CARE);
    string.remove();
    Formattable testArgs2[] = {(int32_t)1, "MyDisk"};    
    form->format(testArgs2, 2, string, ignore, err);
    if (string != "The disk \"MyDisk\" contains one file.") {
        errln("TestMessageFormat::testMsgFormatChoice failed on test #2");
    }

    ignore.setField(FieldPosition::DONT_CARE);
    string.remove();
    Formattable testArgs3[] = {(int32_t)1273, "MyDisk"};    
    form->format(testArgs3, 2, string, ignore, err);
    if (string != "The disk \"MyDisk\" contains 1,273 files.") {
        errln("TestMessageFormat::testMsgFormatChoice failed on test #3");
    }

    delete form;
    delete fileform;
}

void
TestChoiceFormat::TestComplexExample( void )
{
    UErrorCode status = U_ZERO_ERROR;
    const double filelimits[] = {-1, 0,1,2};
    const UnicodeString filepart[] = {"are corrupted files", "are no files","is one file","are {2} files"};

    ChoiceFormat* fileform = new ChoiceFormat( filelimits, filepart, 4);

    if (!fileform) { 
        it_errln("***  test_complex_example fileform"); 
        return; 
    }

    Format* filenumform = NumberFormat::createInstance( status );
    if (!filenumform) { 
        dataerrln((UnicodeString)"***  test_complex_example filenumform - " + u_errorName(status)); 
        delete fileform;
        return; 
    }
    if (!chkstatus( status, "***  test_simple_example filenumform" )) {
        delete fileform;
        delete filenumform;
        return;
    }

    //const Format* testFormats[] = { fileform, NULL, filenumform };
    //pattform->setFormats( testFormats, 3 );

    MessageFormat* pattform = new MessageFormat("There {0} on {1}", status );
    if (!pattform) { 
        it_errln("***  test_complex_example pattform"); 
        delete fileform;
        delete filenumform;
        return; 
    }
    if (!chkstatus( status, "***  test_complex_example pattform" )) {
        delete fileform;
        delete filenumform;
        delete pattform;
        return;
    }

    pattform->setFormat( 0, *fileform );
    pattform->setFormat( 2, *filenumform );


    Formattable testArgs[] = {(int32_t)0, "Disk_A", (int32_t)0};
    UnicodeString str;
    UnicodeString res1, res2;
    pattform->toPattern( res1 );
    it_logln("MessageFormat toPattern: " + res1);
    fileform->toPattern( res1 );
    it_logln("ChoiceFormat toPattern: " + res1);
    if (res1 == "-1#are corrupted files|0#are no files|1#is one file|2#are {2} files") {
        it_logln("toPattern tested!");
    }else{
        it_errln("***  ChoiceFormat to Pattern result!");
    }

    FieldPosition fpos(FieldPosition::DONT_CARE);

    UnicodeString checkstr[] = { 
        "There are corrupted files on Disk_A",
        "There are no files on Disk_A",
        "There is one file on Disk_A",
        "There are 2 files on Disk_A",
        "There are 3 files on Disk_A"
    };

    // if (status != U_ZERO_ERROR) return; // TODO: analyze why we have such a bad bail out here!

    if (U_FAILURE(status)) { 
        delete fileform;
        delete filenumform;
        delete pattform;
        return;
    }


    int32_t i;
    int32_t start = -1;
    for (i = start; i < 4; ++i) {
        str = "";
        status = U_ZERO_ERROR;
        testArgs[0] = Formattable((int32_t)i);
        testArgs[2] = testArgs[0];
        res2 = pattform->format(testArgs, 3, str, fpos, status );
        if (!chkstatus( status, "***  test_complex_example format" )) {
            delete fileform;
            delete filenumform;
            delete pattform;
            return;
        }
        it_logln(i + UnicodeString(" -> ") + res2);
        if (res2 != checkstr[i - start]) {
            it_errln("***  test_complex_example res string");
            it_errln(UnicodeString("*** ") + i + UnicodeString(" -> '") + res2 + UnicodeString("' unlike '") + checkstr[i] + UnicodeString("' ! "));
        }
    }
//.........这里部分代码省略.........

// srcPluralCount is the original plural count on which the pattern is
// searched for.
// searchPluralCount is the fallback plural count.
// For example, to search for pattern for ""one" hour",
// "one" is the srcPluralCount,
// if the pattern is not found even in root, fallback to 
// using patterns of plural count "other", 
// then, "other" is the searchPluralCount.
void 
TimeUnitFormat::searchInLocaleChain(UTimeUnitFormatStyle style, const char* key, const char* localeName,
                                TimeUnit::UTimeUnitFields srcTimeUnitField,
                                const UnicodeString& srcPluralCount,
                                const char* searchPluralCount, 
                                Hashtable* countToPatterns,
                                UErrorCode& err) {
    if (U_FAILURE(err)) {
        return;
    }
    UErrorCode status = U_ZERO_ERROR;
    char parentLocale[ULOC_FULLNAME_CAPACITY];
    uprv_strcpy(parentLocale, localeName);
    int32_t locNameLen;
    U_ASSERT(countToPatterns != NULL);
    while ((locNameLen = uloc_getParent(parentLocale, parentLocale,
                                        ULOC_FULLNAME_CAPACITY, &status)) >= 0){
        // look for pattern for srcPluralCount in locale tree
        UResourceBundle *rb, *unitsRes, *countsToPatternRB;
        rb = ures_open(NULL, parentLocale, &status);
        unitsRes = ures_getByKey(rb, key, NULL, &status);
        const char* timeUnitName = getTimeUnitName(srcTimeUnitField, status);
        countsToPatternRB = ures_getByKey(unitsRes, timeUnitName, NULL, &status);
        const UChar* pattern;
        int32_t      ptLength;
        pattern = ures_getStringByKeyWithFallback(countsToPatternRB, searchPluralCount, &ptLength, &status);
        if (U_SUCCESS(status)) {
            //found
            MessageFormat* messageFormat = new MessageFormat(UnicodeString(TRUE, pattern, ptLength), fLocale, err);
            if (U_SUCCESS(err)) {
                if (fNumberFormat != NULL) {
                    messageFormat->setFormat(0, *fNumberFormat);
                }
                MessageFormat** formatters = (MessageFormat**)countToPatterns->get(srcPluralCount);
                if (formatters == NULL) {
                    formatters = (MessageFormat**)uprv_malloc(UTMUTFMT_FORMAT_STYLE_COUNT*sizeof(MessageFormat*));
                    formatters[UTMUTFMT_FULL_STYLE] = NULL;
                    formatters[UTMUTFMT_ABBREVIATED_STYLE] = NULL;
                    countToPatterns->put(srcPluralCount, formatters, err);
                    if (U_FAILURE(err)) {
                        uprv_free(formatters);
                        delete messageFormat;
                    }
                } 
                if (U_SUCCESS(err)) {
                    //delete formatters[style];
                    formatters[style] = messageFormat;
                }
            } else {
                delete messageFormat;
            }
            ures_close(countsToPatternRB);
            ures_close(unitsRes);
            ures_close(rb);
            return;
        }
        ures_close(countsToPatternRB);
        ures_close(unitsRes);
        ures_close(rb);
        status = U_ZERO_ERROR;
        if ( locNameLen ==0 ) {
            break;
        }
    }

    // if no unitsShort resource was found even after fallback to root locale
    // then search the units resource fallback from the current level to root
    if ( locNameLen == 0 && uprv_strcmp(key, gShortUnitsTag) == 0) {
#ifdef TMUTFMT_DEBUG
        std::cout << "loop into searchInLocaleChain since Short-Long-Alternative \n";
#endif
        char pLocale[ULOC_FULLNAME_CAPACITY];
        uprv_strcpy(pLocale, localeName);
        // Add an underscore at the tail of locale name,
        // so that searchInLocaleChain will check the current locale before falling back
        uprv_strcat(pLocale, "_");
        searchInLocaleChain(style, gUnitsTag, pLocale, srcTimeUnitField, srcPluralCount,
                             searchPluralCount, countToPatterns, err);
        MessageFormat** formatters = (MessageFormat**)countToPatterns->get(srcPluralCount);
        if (formatters != NULL && formatters[style] != NULL) {
            return;
        }
    }

    // if not found the pattern for this plural count at all,
    // fall-back to plural count "other"
    if ( uprv_strcmp(searchPluralCount, gPluralCountOther) == 0 ) {
        // set default fall back the same as the resource in root
        MessageFormat* messageFormat = NULL;
        const UChar *pattern = NULL;
        if ( srcTimeUnitField == TimeUnit::UTIMEUNIT_SECOND ) {
            pattern = DEFAULT_PATTERN_FOR_SECOND;
//.........这里部分代码省略.........

void
TimeUnitFormat::readFromCurrentLocale(UTimeUnitFormatStyle style, const char* key,
                                      const UVector& pluralCounts, UErrorCode& err) {
    if (U_FAILURE(err)) {
        return;
    }
    // fill timeUnitToCountToPatterns from resource file
    // err is used to indicate wrong status except missing resource.
    // status is an error code used in resource lookup.
    // status does not affect "err".
    UErrorCode status = U_ZERO_ERROR;
    UResourceBundle *rb, *unitsRes;
    rb = ures_open(NULL, fLocale.getName(), &status);
    unitsRes = ures_getByKey(rb, key, NULL, &status);
    unitsRes = ures_getByKey(unitsRes, "duration", unitsRes, &status);
    if (U_FAILURE(status)) {
        ures_close(unitsRes);
        ures_close(rb);
        return;
    }
    int32_t size = ures_getSize(unitsRes);
    for ( int32_t index = 0; index < size; ++index) {
        // resource of one time unit
        UResourceBundle* oneTimeUnit = ures_getByIndex(unitsRes, index,
                                                       NULL, &status);
        if (U_SUCCESS(status)) {
            const char* timeUnitName = ures_getKey(oneTimeUnit);
            if (timeUnitName == NULL) {
                ures_close(oneTimeUnit);
                continue;
            }
            UResourceBundle* countsToPatternRB = ures_getByKey(unitsRes, 
                                                             timeUnitName, 
                                                             NULL, &status);
            if (countsToPatternRB == NULL || U_FAILURE(status)) {
                ures_close(countsToPatternRB);
                ures_close(oneTimeUnit);
                continue;
            }
            TimeUnit::UTimeUnitFields timeUnitField = TimeUnit::UTIMEUNIT_FIELD_COUNT;
            if ( uprv_strcmp(timeUnitName, gTimeUnitYear) == 0 ) {
                timeUnitField = TimeUnit::UTIMEUNIT_YEAR;
            } else if ( uprv_strcmp(timeUnitName, gTimeUnitMonth) == 0 ) {
                timeUnitField = TimeUnit::UTIMEUNIT_MONTH;
            } else if ( uprv_strcmp(timeUnitName, gTimeUnitDay) == 0 ) {
                timeUnitField = TimeUnit::UTIMEUNIT_DAY;
            } else if ( uprv_strcmp(timeUnitName, gTimeUnitHour) == 0 ) {
                timeUnitField = TimeUnit::UTIMEUNIT_HOUR;
            } else if ( uprv_strcmp(timeUnitName, gTimeUnitMinute) == 0 ) {
                timeUnitField = TimeUnit::UTIMEUNIT_MINUTE;
            } else if ( uprv_strcmp(timeUnitName, gTimeUnitSecond) == 0 ) {
                timeUnitField = TimeUnit::UTIMEUNIT_SECOND;
            } else if ( uprv_strcmp(timeUnitName, gTimeUnitWeek) == 0 ) {
                timeUnitField = TimeUnit::UTIMEUNIT_WEEK;
            } else {
                ures_close(countsToPatternRB);
                ures_close(oneTimeUnit);
                continue;
            }
            Hashtable* countToPatterns = fTimeUnitToCountToPatterns[timeUnitField];
            if (countToPatterns == NULL) {
                countToPatterns = initHash(err);
                if (U_FAILURE(err)) {
                    ures_close(countsToPatternRB);
                    ures_close(oneTimeUnit);
                    delete countToPatterns;
                    break;
                }
            }
            int32_t count = ures_getSize(countsToPatternRB);
            const char*  pluralCount;
            for ( int32_t pluralIndex = 0; pluralIndex < count; ++pluralIndex) {
                // resource of count to pattern
                UnicodeString pattern =
                    ures_getNextUnicodeString(countsToPatternRB, &pluralCount, &status);
                if (U_FAILURE(status)) {
                    continue;
                }
                UnicodeString pluralCountUniStr(pluralCount, -1, US_INV);
                if (!pluralCounts.contains(&pluralCountUniStr)) {
                  continue;
                }
                MessageFormat* messageFormat = new MessageFormat(pattern, fLocale, err);
                if ( U_SUCCESS(err) ) {
                  if (fNumberFormat != NULL) {
                    messageFormat->setFormat(0, *fNumberFormat);
                  }
                  MessageFormat** formatters = (MessageFormat**)countToPatterns->get(pluralCountUniStr);
                  if (formatters == NULL) {
                    formatters = (MessageFormat**)uprv_malloc(UTMUTFMT_FORMAT_STYLE_COUNT*sizeof(MessageFormat*));
                    formatters[UTMUTFMT_FULL_STYLE] = NULL;
                    formatters[UTMUTFMT_ABBREVIATED_STYLE] = NULL;
                    countToPatterns->put(pluralCountUniStr, formatters, err);
                    if (U_FAILURE(err)) {
                        uprv_free(formatters);
                    }
                  } 
                  if (U_SUCCESS(err)) {
                      //delete formatters[style];
                      formatters[style] = messageFormat;
//.........这里部分代码省略.........