xref: /aoo41x/main/unotools/source/i18n/localedatawrapper.cxx (revision b5088357)

/**************************************************************
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_unotools.hxx"

#include <string.h>      // memcpy()
#include <stdio.h>       // fprintf(), stderr

#include <unotools/localedatawrapper.hxx>
#include <unotools/numberformatcodewrapper.hxx>
#include <unotools/calendarwrapper.hxx>
#include <unotools/digitgroupingiterator.hxx>
#include <tools/string.hxx>
#include <tools/debug.hxx>
#include <i18npool/mslangid.hxx>

#ifndef _COMPHELPER_COMPONENTFACTORY_HXX_
#include <comphelper/componentfactory.hxx>
#endif
#include <unotools/processfactory.hxx>
#include <com/sun/star/uno/XInterface.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/i18n/KNumberFormatUsage.hpp>
#include <com/sun/star/i18n/KNumberFormatType.hpp>
#include <com/sun/star/i18n/CalendarFieldIndex.hpp>
#include <com/sun/star/i18n/CalendarDisplayIndex.hpp>

#ifndef _COM_SUN_STAR_I18N_NUMBERFORMATINDEX_HPP_
#include <com/sun/star/i18n/NumberFormatIndex.hdl>
#endif
#include <rtl/instance.hxx>

#define LOCALEDATA_LIBRARYNAME "i18npool"
#define LOCALEDATA_SERVICENAME "com.sun.star.i18n.LocaleData"

static const int nDateFormatInvalid = -1;
static const sal_uInt16 nCurrFormatInvalid = 0xffff;
static const sal_uInt16 nCurrFormatDefault = 0;

using namespace ::com::sun::star;
using namespace ::com::sun::star::i18n;
using namespace ::com::sun::star::uno;

namespace
{
    struct InstalledLocales
        : public rtl::Static<
            uno::Sequence< lang::Locale >, InstalledLocales >
    {};

    struct InstalledLanguageTypes
        : public rtl::Static<
            uno::Sequence< sal_uInt16 >, InstalledLanguageTypes >
    {};
}

sal_uInt8 LocaleDataWrapper::nLocaleDataChecking = 0;

LocaleDataWrapper::LocaleDataWrapper(
			const Reference< lang::XMultiServiceFactory > & xSF,
			const lang::Locale& rLocale
			)
		:
		xSMgr( xSF ),
		bLocaleDataItemValid( sal_False ),
		bReservedWordValid( sal_False )
{
	setLocale( rLocale );
	if ( xSMgr.is() )
	{
		try
		{
			xLD = Reference< XLocaleData2 > ( xSMgr->createInstance(
				::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( LOCALEDATA_SERVICENAME ) ) ),
				uno::UNO_QUERY );
		}
		catch ( Exception& e )
		{
#ifdef DBG_UTIL
			ByteString aMsg( "LocaleDataWrapper ctor: Exception caught\n" );
			aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
			DBG_ERRORFILE( aMsg.GetBuffer() );
#else
        (void)e;
#endif
		}
	}
	else
	{	// try to get an instance somehow
		DBG_ERRORFILE( "LocaleDataWrapper: no service manager, trying own" );
		try
		{
			Reference< XInterface > xI = ::comphelper::getComponentInstance(
				::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( LLCF_LIBNAME( LOCALEDATA_LIBRARYNAME ) ) ),
				::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( LOCALEDATA_SERVICENAME ) ) );
			if ( xI.is() )
			{
				Any x = xI->queryInterface( ::getCppuType((const Reference< XLocaleData2 >*)0) );
				x >>= xLD;
			}
		}
		catch ( Exception& e )
		{
#ifdef DBG_UTIL
			ByteString aMsg( "getComponentInstance: Exception caught\n" );
			aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
			DBG_ERRORFILE( aMsg.GetBuffer() );
#else
        (void)e;
#endif
		}
	}
}


LocaleDataWrapper::~LocaleDataWrapper()
{
}


void LocaleDataWrapper::setLocale( const ::com::sun::star::lang::Locale& rLocale )
{
    ::utl::ReadWriteGuard aGuard( aMutex, ::utl::ReadWriteGuardMode::nCriticalChange );
	aLocale = rLocale;
	invalidateData();
}


const ::com::sun::star::lang::Locale& LocaleDataWrapper::getLocale() const
{
    ::utl::ReadWriteGuard aGuard( aMutex );
    return aLocale;
}


void LocaleDataWrapper::invalidateData()
{
	aCurrSymbol.Erase();
	aCurrBankSymbol.Erase();
	nDateFormat = nLongDateFormat = nDateFormatInvalid;
	nCurrPositiveFormat = nCurrNegativeFormat = nCurrDigits = nCurrFormatInvalid;
	if ( bLocaleDataItemValid )
	{
		for ( sal_Int32 j=0; j<LocaleItem::COUNT; j++ )
		{
			aLocaleItem[j].Erase();
		}
		bLocaleDataItemValid = sal_False;
	}
	if ( bReservedWordValid )
	{
		for ( sal_Int16 j=0; j<reservedWords::COUNT; j++ )
		{
			aReservedWord[j].Erase();
		}
		bReservedWordValid = sal_False;
	}
    xDefaultCalendar.reset();
    if (aGrouping.getLength())
        aGrouping[0] = 0;
	// dummies
	cCurrZeroChar = '0';
}


::com::sun::star::i18n::LanguageCountryInfo LocaleDataWrapper::getLanguageCountryInfo() const
{
	try
	{
		if ( xLD.is() )
            return xLD->getLanguageCountryInfo( getLocale() );
	}
	catch ( Exception& e )
	{
#ifdef DBG_UTIL
		ByteString aMsg( "getLanguageCountryInfo: Exception caught\n" );
		aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
		DBG_ERRORFILE( aMsg.GetBuffer() );
#else
        (void)e;
#endif
	}
	return ::com::sun::star::i18n::LanguageCountryInfo();
}


::com::sun::star::i18n::LocaleDataItem LocaleDataWrapper::getLocaleItem() const
{
	try
	{
		if ( xLD.is() )
            return xLD->getLocaleItem( getLocale() );
	}
	catch ( Exception& e )
	{
#ifdef DBG_UTIL
		ByteString aMsg( "getLocaleItem: Exception caught\n" );
		aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
		DBG_ERRORFILE( aMsg.GetBuffer() );
#else
        (void)e;
#endif
	}
	return ::com::sun::star::i18n::LocaleDataItem();
}


::com::sun::star::uno::Sequence< ::com::sun::star::i18n::Calendar > LocaleDataWrapper::getAllCalendars() const
{
	try
	{
		if ( xLD.is() )
            return xLD->getAllCalendars( getLocale() );
	}
	catch ( Exception& e )
	{
#ifdef DBG_UTIL
		ByteString aMsg( "getAllCalendars: Exception caught\n" );
		aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
		DBG_ERRORFILE( aMsg.GetBuffer() );
#else
        (void)e;
#endif
	}
	return ::com::sun::star::uno::Sequence< ::com::sun::star::i18n::Calendar >(0);
}


::com::sun::star::uno::Sequence< ::com::sun::star::i18n::Currency2 > LocaleDataWrapper::getAllCurrencies() const
{
	try
	{
		if ( xLD.is() )
            return xLD->getAllCurrencies2( getLocale() );
	}
	catch ( Exception& e )
	{
#ifdef DBG_UTIL
		ByteString aMsg( "getAllCurrencies: Exception caught\n" );
		aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
		DBG_ERRORFILE( aMsg.GetBuffer() );
#else
        (void)e;
#endif
	}
	return ::com::sun::star::uno::Sequence< ::com::sun::star::i18n::Currency2 >(0);
}


::com::sun::star::uno::Sequence< ::com::sun::star::i18n::FormatElement > LocaleDataWrapper::getAllFormats() const
{
	try
	{
		if ( xLD.is() )
            return xLD->getAllFormats( getLocale() );
	}
	catch ( Exception& e )
	{
#ifdef DBG_UTIL
		ByteString aMsg( "getAllFormats: Exception caught\n" );
		aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
		DBG_ERRORFILE( aMsg.GetBuffer() );
#else
        (void)e;
#endif
	}
	return ::com::sun::star::uno::Sequence< ::com::sun::star::i18n::FormatElement >(0);
}


::com::sun::star::uno::Sequence< ::com::sun::star::i18n::Implementation > LocaleDataWrapper::getCollatorImplementations() const
{
	try
	{
		if ( xLD.is() )
            return xLD->getCollatorImplementations( getLocale() );
	}
	catch ( Exception& e )
	{
#ifdef DBG_UTIL
		ByteString aMsg( "getCollatorImplementations: Exception caught\n" );
		aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
		DBG_ERRORFILE( aMsg.GetBuffer() );
#else
        (void)e;
#endif
	}
	return ::com::sun::star::uno::Sequence< ::com::sun::star::i18n::Implementation >(0);
}


::com::sun::star::uno::Sequence< ::rtl::OUString > LocaleDataWrapper::getTransliterations() const
{
	try
	{
		if ( xLD.is() )
            return xLD->getTransliterations( getLocale() );
	}
	catch ( Exception& e )
	{
#ifdef DBG_UTIL
		ByteString aMsg( "getTransliterations: Exception caught\n" );
		aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
		DBG_ERRORFILE( aMsg.GetBuffer() );
#else
        (void)e;
#endif
	}
	return ::com::sun::star::uno::Sequence< ::rtl::OUString >(0);
}


::com::sun::star::i18n::ForbiddenCharacters LocaleDataWrapper::getForbiddenCharacters() const
{
	try
	{
		if ( xLD.is() )
            return xLD->getForbiddenCharacters( getLocale() );
	}
	catch ( Exception& e )
	{
#ifdef DBG_UTIL
		ByteString aMsg( "getForbiddenCharacters: Exception caught\n" );
		aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
		DBG_ERRORFILE( aMsg.GetBuffer() );
#else
        (void)e;
#endif
	}
	return ::com::sun::star::i18n::ForbiddenCharacters();
}


::com::sun::star::uno::Sequence< ::rtl::OUString > LocaleDataWrapper::getReservedWord() const
{
	try
	{
		if ( xLD.is() )
            return xLD->getReservedWord( getLocale() );
	}
	catch ( Exception& e )
	{
#ifdef DBG_UTIL
		ByteString aMsg( "getReservedWord: Exception caught\n" );
		aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
		DBG_ERRORFILE( aMsg.GetBuffer() );
#else
        (void)e;
#endif
	}
	return ::com::sun::star::uno::Sequence< ::rtl::OUString >(0);
}


::com::sun::star::uno::Sequence< ::com::sun::star::lang::Locale > LocaleDataWrapper::getAllInstalledLocaleNames() const
{
    uno::Sequence< lang::Locale > &rInstalledLocales = InstalledLocales::get();

	if ( rInstalledLocales.getLength() )
		return rInstalledLocales;

	try
	{
		if ( xLD.is() )
			rInstalledLocales = xLD->getAllInstalledLocaleNames();
	}
	catch ( Exception& e )
	{
#ifdef DBG_UTIL
		ByteString aMsg( "getAllInstalledLocaleNames: Exception caught\n" );
		aMsg += ByteString( String( e.Message ), RTL_TEXTENCODING_UTF8 );
		DBG_ERRORFILE( aMsg.GetBuffer() );
#else
        (void)e;
#endif
	}
	return rInstalledLocales;
}


// --- Impl and helpers ----------------------------------------------------

// static
::com::sun::star::uno::Sequence< ::com::sun::star::lang::Locale > LocaleDataWrapper::getInstalledLocaleNames()
{
    const uno::Sequence< lang::Locale > &rInstalledLocales =
	    InstalledLocales::get();

	if ( !rInstalledLocales.getLength() )
	{
		LocaleDataWrapper aLDW( ::comphelper::getProcessServiceFactory(), lang::Locale() );
		aLDW.getAllInstalledLocaleNames();
	}
	return rInstalledLocales;
}

// static
::com::sun::star::uno::Sequence< sal_uInt16 > LocaleDataWrapper::getInstalledLanguageTypes()
{
    uno::Sequence< sal_uInt16 > &rInstalledLanguageTypes =
	    InstalledLanguageTypes::get();

	if ( rInstalledLanguageTypes.getLength() )
		return rInstalledLanguageTypes;

	::com::sun::star::uno::Sequence< ::com::sun::star::lang::Locale > xLoc =
		getInstalledLocaleNames();
	sal_Int32 nCount = xLoc.getLength();
	::com::sun::star::uno::Sequence< sal_uInt16 > xLang( nCount );
	sal_Int32 nLanguages = 0;
	for ( sal_Int32 i=0; i<nCount; i++ )
	{
		String aDebugLocale;
        if (areChecksEnabled())
        {
            aDebugLocale = xLoc[i].Language;
            if ( xLoc[i].Country.getLength() )
            {
                aDebugLocale += '_';
                aDebugLocale += String( xLoc[i].Country);
                if ( xLoc[i].Variant.getLength() )
                {
                    aDebugLocale += '_';
                    aDebugLocale += String( xLoc[i].Variant);
                }
            }
        }

		if ( xLoc[i].Variant.getLength() )
		{
            if (areChecksEnabled())
            {
                String aMsg( RTL_CONSTASCII_USTRINGPARAM(
                            "LocaleDataWrapper::getInstalledLanguageTypes: Variants not supported, locale\n"));
                aMsg += aDebugLocale;
                outputCheckMessage( aMsg );
            }
			continue;
		}
		LanguageType eLang = MsLangId::convertLocaleToLanguage( xLoc[i] );

		// In checks, exclude known problems because no MS-LCID defined.
		if (areChecksEnabled() && eLang == LANGUAGE_DONTKNOW
//				&& !aDebugLocale.EqualsAscii( "br_AE" )	// ?!? Breton in United Arabic Emirates
			)
		{
            String aMsg( RTL_CONSTASCII_USTRINGPARAM(
                        "ConvertIsoNamesToLanguage: unknown MS-LCID for locale\n"));
			aMsg += aDebugLocale;
			outputCheckMessage( aMsg );
		}

        switch ( eLang )
        {
            case LANGUAGE_NORWEGIAN :       // no_NO, not Bokmal (nb_NO), not Nynorsk (nn_NO)
                eLang = LANGUAGE_DONTKNOW;  // don't offer "Unknown" language
                break;
        }
		if ( eLang != LANGUAGE_DONTKNOW )
		{
            rtl::OUString aLanguage, aCountry;
            MsLangId::convertLanguageToIsoNames( eLang, aLanguage, aCountry );
			if ( xLoc[i].Language != aLanguage ||
					xLoc[i].Country != aCountry )
			{
                // In checks, exclude known problems because no MS-LCID defined
                // and default for Language found.
				if ( areChecksEnabled()
						&& !aDebugLocale.EqualsAscii( "ar_SD" )	// Sudan/ar
						&& !aDebugLocale.EqualsAscii( "en_CB" )	// Carribean is not a country
//						&& !aDebugLocale.EqualsAscii( "en_BG" )	// ?!? Bulgaria/en
//						&& !aDebugLocale.EqualsAscii( "es_BR" )	// ?!? Brazil/es
					)
				{
					String aMsg( RTL_CONSTASCII_USTRINGPARAM(
                                "ConvertIsoNamesToLanguage/ConvertLanguageToIsoNames: ambiguous locale (MS-LCID?)\n"));
					aMsg += aDebugLocale;
					aMsg.AppendAscii( RTL_CONSTASCII_STRINGPARAM( "  ->  0x" ) );
					aMsg += String::CreateFromInt32( eLang, 16 );
					aMsg.AppendAscii( RTL_CONSTASCII_STRINGPARAM( "  ->  " ) );
					aMsg += String( aLanguage);
					if ( aCountry.getLength() )
					{
						aMsg += '_';
						aMsg += String( aCountry);
					}
					outputCheckMessage( aMsg );
				}
				eLang = LANGUAGE_DONTKNOW;
			}
		}
		if ( eLang != LANGUAGE_DONTKNOW )
			xLang[ nLanguages++ ] = eLang;
	}
	if ( nLanguages < nCount )
		xLang.realloc( nLanguages );
	rInstalledLanguageTypes = xLang;

	return rInstalledLanguageTypes;
}

const String& LocaleDataWrapper::getOneLocaleItem( sal_Int16 nItem ) const
{
    ::utl::ReadWriteGuard aGuard( aMutex );
	if ( nItem >= LocaleItem::COUNT )
	{
		DBG_ERRORFILE( "getOneLocaleItem: bounds" );
		return aLocaleItem[0];
	}
	if ( aLocaleItem[nItem].Len() == 0 )
	{	// no cached content
        aGuard.changeReadToWrite();
		((LocaleDataWrapper*)this)->getOneLocaleItemImpl( nItem );
	}
	return aLocaleItem[nItem];
}


void LocaleDataWrapper::getOneLocaleItemImpl( sal_Int16 nItem )
{
	if ( !bLocaleDataItemValid )
	{
		aLocaleDataItem = getLocaleItem();
		bLocaleDataItemValid = sal_True;
	}
	switch ( nItem )
	{
		case LocaleItem::DATE_SEPARATOR :
			aLocaleItem[nItem] = aLocaleDataItem.dateSeparator;
		break;
		case LocaleItem::THOUSAND_SEPARATOR :
			aLocaleItem[nItem] = aLocaleDataItem.thousandSeparator;
		break;
		case LocaleItem::DECIMAL_SEPARATOR :
			aLocaleItem[nItem] = aLocaleDataItem.decimalSeparator;
		break;
		case LocaleItem::TIME_SEPARATOR :
			aLocaleItem[nItem] = aLocaleDataItem.timeSeparator;
		break;
		case LocaleItem::TIME_100SEC_SEPARATOR :
			aLocaleItem[nItem] = aLocaleDataItem.time100SecSeparator;
		break;
		case LocaleItem::LIST_SEPARATOR :
			aLocaleItem[nItem] = aLocaleDataItem.listSeparator;
		break;
		case LocaleItem::SINGLE_QUOTATION_START :
			aLocaleItem[nItem] = aLocaleDataItem.quotationStart;
		break;
		case LocaleItem::SINGLE_QUOTATION_END :
			aLocaleItem[nItem] = aLocaleDataItem.quotationEnd;
		break;
		case LocaleItem::DOUBLE_QUOTATION_START :
			aLocaleItem[nItem] = aLocaleDataItem.doubleQuotationStart;
		break;
		case LocaleItem::DOUBLE_QUOTATION_END :
			aLocaleItem[nItem] = aLocaleDataItem.doubleQuotationEnd;
		break;
		case LocaleItem::MEASUREMENT_SYSTEM :
			aLocaleItem[nItem] = aLocaleDataItem.measurementSystem;
		break;
		case LocaleItem::TIME_AM :
			aLocaleItem[nItem] = aLocaleDataItem.timeAM;
		break;
		case LocaleItem::TIME_PM :
			aLocaleItem[nItem] = aLocaleDataItem.timePM;
		break;
		case LocaleItem::LONG_DATE_DAY_OF_WEEK_SEPARATOR :
			aLocaleItem[nItem] = aLocaleDataItem.LongDateDayOfWeekSeparator;
		break;
		case LocaleItem::LONG_DATE_DAY_SEPARATOR :
			aLocaleItem[nItem] = aLocaleDataItem.LongDateDaySeparator;
		break;
		case LocaleItem::LONG_DATE_MONTH_SEPARATOR :
			aLocaleItem[nItem] = aLocaleDataItem.LongDateMonthSeparator;
		break;
		case LocaleItem::LONG_DATE_YEAR_SEPARATOR :
			aLocaleItem[nItem] = aLocaleDataItem.LongDateYearSeparator;
		break;
		default:
			DBG_ERRORFILE( "getOneLocaleItemImpl: which one?" );
	}
}


void LocaleDataWrapper::getOneReservedWordImpl( sal_Int16 nWord )
{
	if ( !bReservedWordValid )
	{
		aReservedWordSeq = getReservedWord();
		bReservedWordValid = sal_True;
	}
	DBG_ASSERT( nWord < aReservedWordSeq.getLength(), "getOneReservedWordImpl: which one?" );
	if ( nWord < aReservedWordSeq.getLength() )
		aReservedWord[nWord] = aReservedWordSeq[nWord];
}


const String& LocaleDataWrapper::getOneReservedWord( sal_Int16 nWord ) const
{
    ::utl::ReadWriteGuard aGuard( aMutex );
    if ( nWord < 0 || nWord >= reservedWords::COUNT )
	{
		DBG_ERRORFILE( "getOneReservedWord: bounds" );
        nWord = reservedWords::FALSE_WORD;
	}
	if ( aReservedWord[nWord].Len() == 0 )
	{	// no cached content
        aGuard.changeReadToWrite();
		((LocaleDataWrapper*)this)->getOneReservedWordImpl( nWord );
	}
	return aReservedWord[nWord];
}


MeasurementSystem LocaleDataWrapper::mapMeasurementStringToEnum( const String& rMS ) const
{
//! TODO: could be cached too
	if ( rMS.EqualsIgnoreCaseAscii( "metric" ) )
		return MEASURE_METRIC;
//! TODO: other measurement systems? => extend enum MeasurementSystem
	return MEASURE_US;
}


void LocaleDataWrapper::getDefaultCalendarImpl()
{
	if (!xDefaultCalendar)
	{
        Sequence< Calendar > xCals = getAllCalendars();
        sal_Int32 nCount = xCals.getLength();
        sal_Int32 nDef = 0;
        if (nCount > 1)
        {
            const Calendar* pArr = xCals.getArray();
            for (sal_Int32 i=0; i<nCount; ++i)
            {
                if (pArr[i].Default)
                {
                    nDef = i;
                    break;
                }
            }
        }
        xDefaultCalendar.reset( new Calendar( xCals[nDef]));
	}
}


const ::boost::shared_ptr< ::com::sun::star::i18n::Calendar > LocaleDataWrapper::getDefaultCalendar() const
{
    ::utl::ReadWriteGuard aGuard( aMutex );
	if (!xDefaultCalendar)
	{	// no cached content
        aGuard.changeReadToWrite();
		((LocaleDataWrapper*)this)->getDefaultCalendarImpl();
	}
	return xDefaultCalendar;
}


const ::com::sun::star::uno::Sequence< ::com::sun::star::i18n::CalendarItem > LocaleDataWrapper::getDefaultCalendarDays() const
{
    return getDefaultCalendar()->Days;
}


const ::com::sun::star::uno::Sequence< ::com::sun::star::i18n::CalendarItem > LocaleDataWrapper::getDefaultCalendarMonths() const
{
    return getDefaultCalendar()->Months;
}


// --- currencies -----------------------------------------------------

const String& LocaleDataWrapper::getCurrSymbol() const
{
    ::utl::ReadWriteGuard aGuard( aMutex );
	if ( !aCurrSymbol.Len() )
    {
        aGuard.changeReadToWrite();
		((LocaleDataWrapper*)this)->getCurrSymbolsImpl();
    }
	return aCurrSymbol;
}


const String& LocaleDataWrapper::getCurrBankSymbol() const
{
    ::utl::ReadWriteGuard aGuard( aMutex );
	if ( !aCurrBankSymbol.Len() )
    {
        aGuard.changeReadToWrite();
		((LocaleDataWrapper*)this)->getCurrSymbolsImpl();
    }
	return aCurrBankSymbol;
}


sal_uInt16 LocaleDataWrapper::getCurrPositiveFormat() const
{
    ::utl::ReadWriteGuard aGuard( aMutex );
	if ( nCurrPositiveFormat == nCurrFormatInvalid )
    {
        aGuard.changeReadToWrite();
		((LocaleDataWrapper*)this)->getCurrFormatsImpl();
    }
	return nCurrPositiveFormat;
}


sal_uInt16 LocaleDataWrapper::getCurrNegativeFormat() const
{
    ::utl::ReadWriteGuard aGuard( aMutex );
	if ( nCurrNegativeFormat == nCurrFormatInvalid )
    {
        aGuard.changeReadToWrite();
		((LocaleDataWrapper*)this)->getCurrFormatsImpl();
    }
	return nCurrNegativeFormat;
}


sal_uInt16 LocaleDataWrapper::getCurrDigits() const
{
    ::utl::ReadWriteGuard aGuard( aMutex );
	if ( nCurrDigits == nCurrFormatInvalid )
    {
        aGuard.changeReadToWrite();
        ((LocaleDataWrapper*)this)->getCurrSymbolsImpl();
    }
	return nCurrDigits;
}


void LocaleDataWrapper::getCurrSymbolsImpl()
{
	Sequence< Currency2 > aCurrSeq = getAllCurrencies();
	sal_Int32 nCnt = aCurrSeq.getLength();
    Currency2 const * const pCurrArr = aCurrSeq.getArray();
	sal_Int32 nElem;
	for ( nElem = 0; nElem < nCnt; nElem++ )
	{
        if ( pCurrArr[nElem].Default )
			break;
	}
	if ( nElem >= nCnt )
	{
        if (areChecksEnabled())
        {
            String aMsg( RTL_CONSTASCII_USTRINGPARAM(
                        "LocaleDataWrapper::getCurrSymbolsImpl: no default currency"));
            outputCheckMessage( appendLocaleInfo( aMsg ) );
        }
		nElem = 0;
		if ( nElem >= nCnt )
		{
            if (areChecksEnabled())
                outputCheckMessage( String( RTL_CONSTASCII_USTRINGPARAM(
                                "LocaleDataWrapper::getCurrSymbolsImpl: no currency at all, using ShellsAndPebbles")));
			aCurrSymbol.AssignAscii( RTL_CONSTASCII_STRINGPARAM( "ShellsAndPebbles" ) );
			aCurrBankSymbol = aCurrSymbol;
			nCurrPositiveFormat = nCurrNegativeFormat = nCurrFormatDefault;
            nCurrDigits = 2;
			return ;
		}
	}
    aCurrSymbol = pCurrArr[nElem].Symbol;
    aCurrBankSymbol = pCurrArr[nElem].BankSymbol;
    nCurrDigits = pCurrArr[nElem].DecimalPlaces;
}


void LocaleDataWrapper::scanCurrFormatImpl( const String& rCode,
		xub_StrLen nStart, xub_StrLen& nSign, xub_StrLen& nPar,
		xub_StrLen& nNum, xub_StrLen& nBlank, xub_StrLen& nSym )
{
	nSign = nPar = nNum = nBlank = nSym = STRING_NOTFOUND;
	const sal_Unicode* const pStr = rCode.GetBuffer();
	const sal_Unicode* const pStop = pStr + rCode.Len();
	const sal_Unicode* p = pStr + nStart;
	int nInSection = 0;
	sal_Bool bQuote = sal_False;
	while ( p < pStop )
	{
		if ( bQuote )
		{
			if ( *p == '"' && *(p-1) != '\\' )
				bQuote = sal_False;
		}
		else
		{
			switch ( *p )
			{
				case '"' :
					if ( pStr == p || *(p-1) != '\\' )
						bQuote = sal_True;
				break;
				case '-' :
					if ( !nInSection && nSign == STRING_NOTFOUND )
                        nSign = (xub_StrLen)(p - pStr);
				break;
				case '(' :
					if ( !nInSection && nPar == STRING_NOTFOUND )
                        nPar = (xub_StrLen)(p - pStr);
				break;
				case '0' :
				case '#' :
                    if ( !nInSection && nNum == STRING_NOTFOUND )
                        nNum = (xub_StrLen)(p - pStr);
				break;
				case '[' :
					nInSection++;
				break;
				case ']' :
					if ( nInSection )
					{
						nInSection--;
						if ( !nInSection && nBlank == STRING_NOTFOUND
						  && nSym != STRING_NOTFOUND && p < pStop-1 && *(p+1) == ' ' )
                            nBlank = (xub_StrLen)(p - pStr + 1);
					}
				break;
				case '$' :
					if ( nSym == STRING_NOTFOUND && nInSection && *(p-1) == '[' )
					{
                        nSym = (xub_StrLen)(p - pStr + 1);
						if ( nNum != STRING_NOTFOUND && *(p-2) == ' ' )
                            nBlank = (xub_StrLen)(p - pStr - 2);
					}
				break;
				case ';' :
					if ( !nInSection )
						p = pStop;
				break;
				default:
					if ( !nInSection && nSym == STRING_NOTFOUND && rCode.Equals( aCurrSymbol, (xub_StrLen)(p-pStr), aCurrSymbol.Len() ) )
					{	// currency symbol not surrounded by [$...]
                        nSym = (xub_StrLen)(p - pStr);
						if ( nBlank == STRING_NOTFOUND && pStr < p && *(p-1) == ' ' )
                            nBlank = (xub_StrLen)(p - pStr - 1);
						p += aCurrSymbol.Len() - 1;
						if ( nBlank == STRING_NOTFOUND && p < pStop-2 && *(p+2) == ' ' )
                            nBlank = (xub_StrLen)(p - pStr + 2);
					}
			}
		}
		p++;
	}
}


void LocaleDataWrapper::getCurrFormatsImpl()
{
	NumberFormatCodeWrapper aNumberFormatCode( xSMgr, getLocale() );
	uno::Sequence< NumberFormatCode > aFormatSeq
		= aNumberFormatCode.getAllFormatCode( KNumberFormatUsage::CURRENCY );
	sal_Int32 nCnt = aFormatSeq.getLength();
	if ( !nCnt )
	{	// bad luck
        if (areChecksEnabled())
        {
            String aMsg( RTL_CONSTASCII_USTRINGPARAM(
                        "LocaleDataWrapper::getCurrFormatsImpl: no currency formats"));
            outputCheckMessage( appendLocaleInfo( aMsg ) );
        }
		nCurrPositiveFormat = nCurrNegativeFormat = nCurrFormatDefault;
		return ;
	}
    // find a negative code (medium preferred) and a default (medium preferred) (not necessarily the same)
    NumberFormatCode const * const pFormatArr = aFormatSeq.getArray();
    sal_Int32 nElem, nDef, nNeg, nMedium;
    nDef = nNeg = nMedium = -1;
	for ( nElem = 0; nElem < nCnt; nElem++ )
	{
        if ( pFormatArr[nElem].Type == KNumberFormatType::MEDIUM )
        {
            if ( pFormatArr[nElem].Default )
            {
                nDef = nElem;
                nMedium = nElem;
                if ( pFormatArr[nElem].Code.indexOf( ';' ) >= 0 )
                    nNeg = nElem;
            }
            else
            {
                if ( (nNeg == -1 || nMedium == -1) && pFormatArr[nElem].Code.indexOf( ';' ) >= 0 )
                    nNeg = nElem;
                if ( nMedium == -1 )
                    nMedium = nElem;
            }
        }
        else
        {
            if ( nDef == -1 && pFormatArr[nElem].Default )
                nDef = nElem;
            if ( nNeg == -1 && pFormatArr[nElem].Code.indexOf( ';' ) >= 0 )
                nNeg = nElem;
        }
	}

	// make sure it's loaded
	getCurrSymbol();

	xub_StrLen nSign, nPar, nNum, nBlank, nSym;

	// positive format
	nElem = (nDef >= 0 ? nDef : (nNeg >= 0 ? nNeg : 0));
    scanCurrFormatImpl( pFormatArr[nElem].Code, 0, nSign, nPar, nNum, nBlank, nSym );
	if (areChecksEnabled() && (nNum == STRING_NOTFOUND || nSym == STRING_NOTFOUND))
	{
        String aMsg( RTL_CONSTASCII_USTRINGPARAM(
                    "LocaleDataWrapper::getCurrFormatsImpl: CurrPositiveFormat?"));
        outputCheckMessage( appendLocaleInfo( aMsg ) );
	}
	if ( nBlank == STRING_NOTFOUND )
	{
		if ( nSym < nNum )
			nCurrPositiveFormat = 0;	// $1
		else
			nCurrPositiveFormat = 1;	// 1$
	}
	else
	{
		if ( nSym < nNum )
			nCurrPositiveFormat = 2;	// $ 1
		else
			nCurrPositiveFormat = 3;	// 1 $
	}

	// negative format
	if ( nNeg < 0 )
		nCurrNegativeFormat = nCurrFormatDefault;
	else
	{
        const ::rtl::OUString& rCode = pFormatArr[nNeg].Code;
        xub_StrLen nDelim = (xub_StrLen)rCode.indexOf( ';' );
        scanCurrFormatImpl( rCode, nDelim+1, nSign, nPar, nNum, nBlank, nSym );
        if (areChecksEnabled() && (nNum == STRING_NOTFOUND ||
                    nSym == STRING_NOTFOUND || (nPar == STRING_NOTFOUND &&
                        nSign == STRING_NOTFOUND)))
		{
            String aMsg( RTL_CONSTASCII_USTRINGPARAM(
                        "LocaleDataWrapper::getCurrFormatsImpl: CurrNegativeFormat?"));
            outputCheckMessage( appendLocaleInfo( aMsg ) );
		}
		if ( nBlank == STRING_NOTFOUND )
		{
			if ( nSym < nNum )
			{
				if ( nPar < nSym )
					nCurrNegativeFormat = 0;	// ($1)
				else if ( nSign < nSym )
					nCurrNegativeFormat = 1;	// -$1
				else if ( nNum < nSign )
					nCurrNegativeFormat = 3;	// $1-
				else
					nCurrNegativeFormat = 2;	// $-1
			}
			else
			{
				if ( nPar < nNum )
					nCurrNegativeFormat = 4;	// (1$)
				else if ( nSign < nNum )
					nCurrNegativeFormat = 5;	// -1$
				else if ( nSym < nSign )
					nCurrNegativeFormat = 7;	// 1$-
				else
					nCurrNegativeFormat = 6;	// 1-$
			}
		}
		else
		{
			if ( nSym < nNum )
			{
				if ( nPar < nSym )
					nCurrNegativeFormat = 14;	// ($ 1)
				else if ( nSign < nSym )
					nCurrNegativeFormat = 9;	// -$ 1
				else if ( nNum < nSign )
					nCurrNegativeFormat = 12;	// $ 1-
				else
					nCurrNegativeFormat = 11;	// $ -1
			}
			else
			{
				if ( nPar < nNum )
					nCurrNegativeFormat = 15;	// (1 $)
				else if ( nSign < nNum )
					nCurrNegativeFormat = 8;	// -1 $
				else if ( nSym < nSign )
					nCurrNegativeFormat = 10;	// 1 $-
				else
					nCurrNegativeFormat = 13;	// 1- $
			}
		}
	}
}


// --- date -----------------------------------------------------------

DateFormat LocaleDataWrapper::getDateFormat() const
{
    ::utl::ReadWriteGuard aGuard( aMutex );
	if ( nDateFormat == nDateFormatInvalid )
    {
        aGuard.changeReadToWrite();
		((LocaleDataWrapper*)this)->getDateFormatsImpl();
    }
	return (DateFormat) nDateFormat;
}


DateFormat LocaleDataWrapper::getLongDateFormat() const
{
    ::utl::ReadWriteGuard aGuard( aMutex );
	if ( nLongDateFormat == nDateFormatInvalid )
    {
        aGuard.changeReadToWrite();
		((LocaleDataWrapper*)this)->getDateFormatsImpl();
    }
	return (DateFormat) nLongDateFormat;
}


DateFormat LocaleDataWrapper::scanDateFormatImpl( const String& rCode )
{
	// Only some european versions were translated, the ones with different
	// keyword combinations are:
	// English DMY, German TMJ, Spanish DMA, French JMA, Italian GMA,
	// Dutch DMJ, Finnish PKV

	// default is English keywords for every other language
	xub_StrLen nDay = rCode.Search( 'D' );
	xub_StrLen nMonth = rCode.Search( 'M' );
	xub_StrLen nYear = rCode.Search( 'Y' );
	if ( nDay == STRING_NOTFOUND || nMonth == STRING_NOTFOUND || nYear == STRING_NOTFOUND )
	{	// This algorithm assumes that all three parts (DMY) are present
		if ( nMonth == STRING_NOTFOUND )
		{	// only Finnish has something else than 'M' for month
			nMonth = rCode.Search( 'K' );
			if ( nMonth != STRING_NOTFOUND )
			{
				nDay = rCode.Search( 'P' );
				nYear = rCode.Search( 'V' );
			}
		}
		else if ( nDay == STRING_NOTFOUND )
		{	// We have a month 'M' if we reach this branch.
			// Possible languages containing 'M' but no 'D':
			// German, French, Italian
			nDay = rCode.Search( 'T' );			// German
			if ( nDay != STRING_NOTFOUND )
				nYear = rCode.Search( 'J' );
			else
			{
				nYear = rCode.Search( 'A' );	// French, Italian
				if ( nYear != STRING_NOTFOUND )
				{
					nDay = rCode.Search( 'J' );	// French
					if ( nDay == STRING_NOTFOUND )
						nDay = rCode.Search( 'G' );	// Italian
				}
			}
		}
		else
		{	// We have a month 'M' and a day 'D'.
			// Possible languages containing 'D' and 'M' but not 'Y':
			// Spanish, Dutch
			nYear = rCode.Search( 'A' );		// Spanish
			if ( nYear == STRING_NOTFOUND )
				nYear = rCode.Search( 'J' );	// Dutch
		}
		if ( nDay == STRING_NOTFOUND || nMonth == STRING_NOTFOUND || nYear == STRING_NOTFOUND )
		{
            if (areChecksEnabled())
            {
                String aMsg( RTL_CONSTASCII_USTRINGPARAM(
                            "LocaleDataWrapper::scanDateFormat: not all DMY present"));
                outputCheckMessage( appendLocaleInfo( aMsg ) );
            }
			if ( nDay == STRING_NOTFOUND )
				nDay = rCode.Len();
			if ( nMonth == STRING_NOTFOUND )
				nMonth = rCode.Len();
			if ( nYear == STRING_NOTFOUND )
				nYear = rCode.Len();
		}
	}
	// compare with <= because each position may equal rCode.Len()
	if ( nDay <= nMonth && nMonth <= nYear )
		return DMY;		// also if every position equals rCode.Len()
	else if ( nMonth <= nDay && nDay <= nYear )
		return MDY;
	else if ( nYear <= nMonth && nMonth <= nDay )
		return YMD;
	else
	{
        if (areChecksEnabled())
        {
            String aMsg( RTL_CONSTASCII_USTRINGPARAM(
                        "LocaleDataWrapper::scanDateFormat: no magic applyable"));
            outputCheckMessage( appendLocaleInfo( aMsg ) );
        }
		return DMY;
	}
}


void LocaleDataWrapper::getDateFormatsImpl()
{
	NumberFormatCodeWrapper aNumberFormatCode( xSMgr, getLocale() );
	uno::Sequence< NumberFormatCode > aFormatSeq
		= aNumberFormatCode.getAllFormatCode( KNumberFormatUsage::DATE );
	sal_Int32 nCnt = aFormatSeq.getLength();
	if ( !nCnt )
	{	// bad luck
        if (areChecksEnabled())
        {
            String aMsg( RTL_CONSTASCII_USTRINGPARAM(
                        "LocaleDataWrapper::getDateFormatsImpl: no date formats"));
            outputCheckMessage( appendLocaleInfo( aMsg ) );
        }
		nDateFormat = nLongDateFormat = DMY;
		return ;
	}
    // find the edit (21), a default (medium preferred),
    // a medium (default preferred), and a long (default preferred)
    NumberFormatCode const * const pFormatArr = aFormatSeq.getArray();
    sal_Int32 nElem, nEdit, nDef, nMedium, nLong;
	nEdit = nDef = nMedium = nLong = -1;
	for ( nElem = 0; nElem < nCnt; nElem++ )
	{
        if ( nEdit == -1 && pFormatArr[nElem].Index == NumberFormatIndex::DATE_SYS_DDMMYYYY )
            nEdit = nElem;
        if ( nDef == -1 && pFormatArr[nElem].Default )
			nDef = nElem;
        switch ( pFormatArr[nElem].Type )
        {
            case KNumberFormatType::MEDIUM :
            {
                if ( pFormatArr[nElem].Default )
                {
                    nDef = nElem;
                    nMedium = nElem;
                }
                else if ( nMedium == -1 )
                    nMedium = nElem;
            }
            break;
            case KNumberFormatType::LONG :
            {
                if ( pFormatArr[nElem].Default )
                    nLong = nElem;
                else if ( nLong == -1 )
                    nLong = nElem;
            }
            break;
        }
	}
	if ( nEdit == -1 )
	{
        if (areChecksEnabled())
        {
            String aMsg( RTL_CONSTASCII_USTRINGPARAM(
                        "LocaleDataWrapper::getDateFormatsImpl: no edit"));
            outputCheckMessage( appendLocaleInfo( aMsg ) );
        }
        if ( nDef == -1 )
        {
            if (areChecksEnabled())
            {
                String aMsg( RTL_CONSTASCII_USTRINGPARAM(
                            "LocaleDataWrapper::getDateFormatsImpl: no default"));
                outputCheckMessage( appendLocaleInfo( aMsg ) );
            }
            if ( nMedium != -1 )
                nDef = nMedium;
            else if ( nLong != -1 )
                nDef = nLong;
            else
                nDef = 0;
        }
        nEdit = nDef;
    }
    DateFormat nDF = scanDateFormatImpl( pFormatArr[nEdit].Code );
    if ( pFormatArr[nEdit].Type == KNumberFormatType::LONG )
	{   // normally this is not the case
		nLongDateFormat = nDateFormat = nDF;
	}
	else
	{
		nDateFormat = nDF;
		if ( nLong == -1 )
			nLongDateFormat = nDF;
		else
            nLongDateFormat = scanDateFormatImpl( pFormatArr[nLong].Code );
	}
}


// --- digit grouping -------------------------------------------------

void LocaleDataWrapper::getDigitGroupingImpl()
{
    /* TODO: This is a very simplified grouping setup that only serves its
     * current purpose for Indian locales. A free-form flexible one would
     * obtain grouping from locale data where it could be specified using, for
     * example, codes like #,### and #,##,### that would generate the integer
     * sequence. Needed additional API and a locale data element.
     */

    if (!aGrouping.getLength())
    {
        aGrouping.realloc(3);   // room for {3,2,0}
        aGrouping[0] = 0;       // invalidate
    }
    if (!aGrouping[0])
    {
        i18n::LanguageCountryInfo aLCInfo( getLanguageCountryInfo());
        if (aLCInfo.Country.equalsIgnoreAsciiCaseAscii( "IN") ||    // India
                aLCInfo.Country.equalsIgnoreAsciiCaseAscii( "BT"))  // Bhutan
        {
            aGrouping[0] = 3;
            aGrouping[1] = 2;
            aGrouping[2] = 0;
        }
        else
        {
            aGrouping[0] = 3;
            aGrouping[1] = 0;
        }
    }
}


const ::com::sun::star::uno::Sequence< sal_Int32 > LocaleDataWrapper::getDigitGrouping() const
{
    ::utl::ReadWriteGuard aGuard( aMutex );
    if (!aGrouping.getLength() || aGrouping[0] == 0)
	{	// no cached content
        aGuard.changeReadToWrite();
		((LocaleDataWrapper*)this)->getDigitGroupingImpl();
    }
    return aGrouping;
}


// --- simple number formatting helpers -------------------------------

// The ImplAdd... methods are taken from class International and modified to
// suit the needs.

static sal_Unicode* ImplAddUNum( sal_Unicode* pBuf, sal_uInt64 nNumber )
{
	// fill temp buffer with digits
	sal_Unicode aTempBuf[64];
	sal_Unicode* pTempBuf = aTempBuf;
	do
	{
		*pTempBuf = (sal_Unicode)(nNumber % 10) + '0';
		pTempBuf++;
		nNumber /= 10;
	}
	while ( nNumber );

	// copy temp buffer to buffer passed
	do
	{
		pTempBuf--;
		*pBuf = *pTempBuf;
		pBuf++;
	}
	while ( pTempBuf != aTempBuf );

	return pBuf;
}


static sal_Unicode* ImplAddUNum( sal_Unicode* pBuf, sal_uInt64 nNumber, int nMinLen )
{
	// fill temp buffer with digits
    sal_Unicode aTempBuf[64];
    sal_Unicode* pTempBuf = aTempBuf;
    do
    {
        *pTempBuf = (sal_Unicode)(nNumber % 10) + '0';
        pTempBuf++;
        nNumber /= 10;
        nMinLen--;
    }
    while ( nNumber );

    // fill with zeros up to the minimal length
    while ( nMinLen > 0 )
    {
        *pBuf = '0';
        pBuf++;
        nMinLen--;
    }

    // copy temp buffer to real buffer
    do
    {
        pTempBuf--;
        *pBuf = *pTempBuf;
        pBuf++;
    }
    while ( pTempBuf != aTempBuf );

    return pBuf;
}


static sal_Unicode* ImplAdd2UNum( sal_Unicode* pBuf, sal_uInt16 nNumber, int bLeading )
{
    DBG_ASSERT( nNumber < 100, "ImplAdd2UNum() - Number >= 100" );

    if ( nNumber < 10 )
    {
        if ( bLeading )
        {
            *pBuf = '0';
            pBuf++;
        }
        *pBuf = nNumber + '0';
    }
    else
    {
        sal_uInt16 nTemp = nNumber % 10;
        nNumber /= 10;
        *pBuf = nNumber + '0';
        pBuf++;
        *pBuf = nTemp + '0';
    }

    pBuf++;
    return pBuf;
}


inline sal_Unicode* ImplAddString( sal_Unicode* pBuf, const String& rStr )
{
	if ( rStr.Len() == 1 )
		*pBuf++ = rStr.GetChar(0);
	else if ( rStr.Len() == 0 )
		;
	else
	{
        memcpy( pBuf, rStr.GetBuffer(), rStr.Len() * sizeof(sal_Unicode) );
		pBuf += rStr.Len();
	}
	return pBuf;
}


inline sal_Unicode* ImplAddString( sal_Unicode* pBuf, sal_Unicode c )
{
    *pBuf = c;
    pBuf++;
    return pBuf;
}


inline sal_Unicode* ImplAddString( sal_Unicode* pBuf, const sal_Unicode* pCopyBuf, xub_StrLen nLen )
{
    memcpy( pBuf, pCopyBuf, nLen * sizeof(sal_Unicode) );
    return pBuf + nLen;
}


sal_Unicode* LocaleDataWrapper::ImplAddFormatNum( sal_Unicode* pBuf,
        sal_Int64 nNumber, sal_uInt16 nDecimals, sal_Bool bUseThousandSep,
        sal_Bool bTrailingZeros ) const
{
	sal_Unicode aNumBuf[64];
	sal_Unicode* pNumBuf;
	sal_uInt16	nNumLen;
	sal_uInt16	i = 0;
	sal_Bool	bNeg;

	// negative number
	if ( nNumber < 0 )
	{
		nNumber *= -1;
		bNeg = sal_True;
		*pBuf = '-';
		pBuf++;
	}
	else
		bNeg = sal_False;

	// convert number
	pNumBuf = ImplAddUNum( aNumBuf, (sal_uInt64)nNumber );
	nNumLen = (sal_uInt16)(sal_uLong)(pNumBuf-aNumBuf);
	pNumBuf = aNumBuf;

	if ( nNumLen <= nDecimals )
	{
		// strip .0 in decimals?
        if ( !nNumber && !bTrailingZeros )
		{
			*pBuf = '0';
			pBuf++;
		}
		else
		{
			// LeadingZero, insert 0
            if ( isNumLeadingZero() )
			{
				*pBuf = '0';
				pBuf++;
			}

			// append decimal separator
            pBuf = ImplAddString( pBuf, getNumDecimalSep() );

			// fill with zeros
			while ( i < (nDecimals-nNumLen) )
			{
				*pBuf = '0';
				pBuf++;
				i++;
			}

			// append decimals
			while ( nNumLen )
			{
				*pBuf = *pNumBuf;
				pBuf++;
				pNumBuf++;
				nNumLen--;
			}
		}
	}
	else
	{
		const String& rThoSep = getNumThousandSep();

		// copy number to buffer (excluding decimals)
		sal_uInt16 nNumLen2 = nNumLen-nDecimals;
        uno::Sequence< sal_Bool > aGroupPos;
        if (bUseThousandSep)
            aGroupPos = utl::DigitGroupingIterator::createForwardSequence(
                    nNumLen2, getDigitGrouping());
		for ( ; i < nNumLen2; ++i )
		{
			*pBuf = *pNumBuf;
			pBuf++;
			pNumBuf++;

			// add thousand separator?
            if ( bUseThousandSep && aGroupPos[i] )
                pBuf = ImplAddString( pBuf, rThoSep );
		}

		// append decimals
		if ( nDecimals )
		{
            pBuf = ImplAddString( pBuf, getNumDecimalSep() );

			sal_Bool bNullEnd = sal_True;
			while ( i < nNumLen )
			{
				if ( *pNumBuf != '0' )
					bNullEnd = sal_False;

				*pBuf = *pNumBuf;
				pBuf++;
				pNumBuf++;
				i++;
			}

			// strip .0 in decimals?
            if ( bNullEnd && !bTrailingZeros )
				pBuf -= nDecimals+1;
		}
	}

	return pBuf;
}


// --- simple date and time formatting --------------------------------

String LocaleDataWrapper::getDate( const Date& rDate ) const
{
    ::utl::ReadWriteGuard aGuard( aMutex, ::utl::ReadWriteGuardMode::nBlockCritical );
//!TODO: leading zeros et al
    sal_Unicode aBuf[128];
    sal_Unicode* pBuf = aBuf;
    sal_uInt16  nDay    = rDate.GetDay();
    sal_uInt16  nMonth  = rDate.GetMonth();
    sal_uInt16  nYear   = rDate.GetYear();
    sal_uInt16  nYearLen;

    if ( sal_True /* IsDateCentury() */ )
        nYearLen = 4;
    else
    {
        nYearLen = 2;
        nYear %= 100;
    }

    switch ( getDateFormat() )
    {
        case DMY :
            pBuf = ImplAdd2UNum( pBuf, nDay, sal_True /* IsDateDayLeadingZero() */ );
            pBuf = ImplAddString( pBuf, getDateSep() );
            pBuf = ImplAdd2UNum( pBuf, nMonth, sal_True /* IsDateMonthLeadingZero() */ );
            pBuf = ImplAddString( pBuf, getDateSep() );
            pBuf = ImplAddUNum( pBuf, nYear, nYearLen );
        break;
        case MDY :
            pBuf = ImplAdd2UNum( pBuf, nMonth, sal_True /* IsDateMonthLeadingZero() */ );
            pBuf = ImplAddString( pBuf, getDateSep() );
            pBuf = ImplAdd2UNum( pBuf, nDay, sal_True /* IsDateDayLeadingZero() */ );
            pBuf = ImplAddString( pBuf, getDateSep() );
            pBuf = ImplAddUNum( pBuf, nYear, nYearLen );
        break;
        default:
            pBuf = ImplAddUNum( pBuf, nYear, nYearLen );
            pBuf = ImplAddString( pBuf, getDateSep() );
            pBuf = ImplAdd2UNum( pBuf, nMonth, sal_True /* IsDateMonthLeadingZero() */ );
            pBuf = ImplAddString( pBuf, getDateSep() );
            pBuf = ImplAdd2UNum( pBuf, nDay, sal_True /* IsDateDayLeadingZero() */ );
    }

    return String( aBuf, (xub_StrLen)(sal_uLong)(pBuf-aBuf) );
}


String LocaleDataWrapper::getTime( const Time& rTime, sal_Bool bSec, sal_Bool b100Sec ) const
{
    ::utl::ReadWriteGuard aGuard( aMutex, ::utl::ReadWriteGuardMode::nBlockCritical );
//!TODO: leading zeros et al
    sal_Unicode aBuf[128];
    sal_Unicode* pBuf = aBuf;
    sal_uInt16  nHour = rTime.GetHour();
    sal_Bool bHour12 = sal_False;   //!TODO: AM/PM from default time format code

    if ( bHour12 )
    {
        nHour %= 12;
        // 0:00 -> 12:00
        if ( !nHour )
            nHour = 12;
    }
    else
        nHour %= 24;

    pBuf = ImplAdd2UNum( pBuf, nHour, sal_True /* IsTimeLeadingZero() */ );
    pBuf = ImplAddString( pBuf, getTimeSep() );
    pBuf = ImplAdd2UNum( pBuf, rTime.GetMin(), sal_True );
    if ( bSec )
    {
        pBuf = ImplAddString( pBuf, getTimeSep() );
        pBuf = ImplAdd2UNum( pBuf, rTime.GetSec(), sal_True );

        if ( b100Sec )
        {
            pBuf = ImplAddString( pBuf, getTime100SecSep() );
            pBuf = ImplAdd2UNum( pBuf, rTime.Get100Sec(), sal_True );
        }
    }

    String aStr( aBuf, (xub_StrLen)(sal_uLong)(pBuf-aBuf) );

    if ( bHour12 )
    {
        if ( (rTime.GetHour() % 24) >= 12 )
            aStr += getTimePM();
        else
            aStr += getTimeAM();
    }
#if 0
//!TODO: do we need a time string? like "o'clock" or "Uhr" or similar
    else
        aStr += getTimeStr();
#endif

    return aStr;
}


String LocaleDataWrapper::getLongDate( const Date& rDate, CalendarWrapper& rCal,
        sal_Int16 nDisplayDayOfWeek, sal_Bool bDayOfMonthWithLeadingZero,
        sal_Int16 nDisplayMonth, sal_Bool bTwoDigitYear ) const
{
    ::utl::ReadWriteGuard aGuard( aMutex, ::utl::ReadWriteGuardMode::nBlockCritical );
    using namespace ::com::sun::star::i18n;
    sal_Unicode     aBuf[20];
    sal_Unicode*    pBuf;
    String aStr;
    sal_Int16 nVal;
    rCal.setGregorianDateTime( rDate );
    // day of week
    nVal = rCal.getValue( CalendarFieldIndex::DAY_OF_WEEK );
    aStr += rCal.getDisplayName( CalendarDisplayIndex::DAY, nVal, nDisplayDayOfWeek );
    aStr += getLongDateDayOfWeekSep();
    // day of month
    nVal = rCal.getValue( CalendarFieldIndex::DAY_OF_MONTH );
    pBuf = ImplAdd2UNum( aBuf, nVal, bDayOfMonthWithLeadingZero );
    String aDay( aBuf, (xub_StrLen)(sal_uLong)(pBuf-aBuf) );
    // month of year
    nVal = rCal.getValue( CalendarFieldIndex::MONTH );
    String aMonth( rCal.getDisplayName( CalendarDisplayIndex::MONTH, nVal, nDisplayMonth ) );
    // year
    nVal = rCal.getValue( CalendarFieldIndex::YEAR );
    if ( bTwoDigitYear )
        pBuf = ImplAddUNum( aBuf, nVal % 100, 2 );
    else
        pBuf = ImplAddUNum( aBuf, nVal );
    String aYear( aBuf, (xub_StrLen)(sal_uLong)(pBuf-aBuf) );
    // concatenate
    switch ( getLongDateFormat() )
    {
        case DMY :
            aStr += aDay;
            aStr += getLongDateDaySep();
            aStr += aMonth;
            aStr += getLongDateMonthSep();
            aStr += aYear;
        break;
        case MDY :
            aStr += aMonth;
            aStr += getLongDateMonthSep();
            aStr += aDay;
            aStr += getLongDateDaySep();
            aStr += aYear;
        break;
        default:    // YMD
            aStr += aYear;
            aStr += getLongDateYearSep();
            aStr += aMonth;
            aStr += getLongDateMonthSep();
            aStr += aDay;
    }
    return aStr;
}


String LocaleDataWrapper::getDuration( const Time& rTime, sal_Bool bSec, sal_Bool b100Sec ) const
{
    ::utl::ReadWriteGuard aGuard( aMutex, ::utl::ReadWriteGuardMode::nBlockCritical );
    sal_Unicode aBuf[128];
    sal_Unicode* pBuf = aBuf;

    if ( rTime < Time( 0 ) )
        pBuf = ImplAddString( pBuf, ' ' );

    if ( sal_True /* IsTimeLeadingZero() */ )
        pBuf = ImplAddUNum( pBuf, rTime.GetHour(), 2 );
    else
        pBuf = ImplAddUNum( pBuf, rTime.GetHour() );
    pBuf = ImplAddString( pBuf, getTimeSep() );
    pBuf = ImplAdd2UNum( pBuf, rTime.GetMin(), sal_True );
    if ( bSec )
    {
        pBuf = ImplAddString( pBuf, getTimeSep() );
        pBuf = ImplAdd2UNum( pBuf, rTime.GetSec(), sal_True );

        if ( b100Sec )
        {
            pBuf = ImplAddString( pBuf, getTime100SecSep() );
            pBuf = ImplAdd2UNum( pBuf, rTime.Get100Sec(), sal_True );
        }
    }

    return String( aBuf, (xub_StrLen)(sal_uLong)(pBuf-aBuf) );
}


// --- simple number formatting ---------------------------------------

inline size_t ImplGetNumberStringLengthGuess( const LocaleDataWrapper& rLoc, sal_uInt16 nDecimals )
{
	// approximately 3.2 bits per digit
	const size_t nDig = ((sizeof(sal_Int64) * 8) / 3) + 1;
    // digits, separators (pessimized for insane "every digit may be grouped"), leading zero, sign
    size_t nGuess = ((nDecimals < nDig) ?
        (((nDig - nDecimals) * rLoc.getNumThousandSep().Len()) + nDig) :
        nDecimals) + rLoc.getNumDecimalSep().Len() + 3;
    return nGuess;
}


String LocaleDataWrapper::getNum( sal_Int64 nNumber, sal_uInt16 nDecimals,
        sal_Bool bUseThousandSep, sal_Bool bTrailingZeros ) const
{
    ::utl::ReadWriteGuard aGuard( aMutex, ::utl::ReadWriteGuardMode::nBlockCritical );
	sal_Unicode aBuf[128];		// big enough for 64-bit long and crazy grouping
	// check if digits and separators will fit into fixed buffer or allocate
    size_t nGuess = ImplGetNumberStringLengthGuess( *this, nDecimals );
	sal_Unicode* const pBuffer = (nGuess < 118 ? aBuf :
		new sal_Unicode[nGuess + 16]);

    sal_Unicode* pBuf = ImplAddFormatNum( pBuffer, nNumber, nDecimals,
        bUseThousandSep, bTrailingZeros );
	String aStr( pBuffer, (xub_StrLen)(sal_uLong)(pBuf-pBuffer) );

	if ( pBuffer != aBuf )
		delete [] pBuffer;
	return aStr;
}


String LocaleDataWrapper::getCurr( sal_Int64 nNumber, sal_uInt16 nDecimals,
        const String& rCurrencySymbol, sal_Bool bUseThousandSep ) const
{
    ::utl::ReadWriteGuard aGuard( aMutex, ::utl::ReadWriteGuardMode::nBlockCritical );
    sal_Unicode aBuf[192];
    sal_Unicode aNumBuf[128];    // big enough for 64-bit long and crazy grouping
    sal_Unicode cZeroChar = getCurrZeroChar();

	// check if digits and separators will fit into fixed buffer or allocate
    size_t nGuess = ImplGetNumberStringLengthGuess( *this, nDecimals );
    sal_Unicode* const pNumBuffer = (nGuess < 118 ? aNumBuf :
		new sal_Unicode[nGuess + 16]);

    sal_Unicode* const pBuffer =
        ((size_t(rCurrencySymbol.Len()) + nGuess + 20) < sizeof(aBuf)/sizeof(aBuf[0]) ? aBuf :
        new sal_Unicode[ rCurrencySymbol.Len() + nGuess + 20 ]);
    sal_Unicode* pBuf = pBuffer;

    sal_Bool bNeg;
    if ( nNumber < 0 )
    {
        bNeg = sal_True;
        nNumber *= -1;
    }
    else
        bNeg = sal_False;

    // convert number
    sal_Unicode* pEndNumBuf = ImplAddFormatNum( pNumBuffer, nNumber, nDecimals,
        bUseThousandSep, sal_True );
    xub_StrLen nNumLen = (xub_StrLen)(sal_uLong)(pEndNumBuf-pNumBuffer);

    // replace zeros with zero character
    if ( (cZeroChar != '0') && nDecimals /* && IsNumTrailingZeros() */ )
    {
        sal_Unicode* pTempBuf;
        sal_uInt16  i;
        sal_Bool    bZero = sal_True;

        pTempBuf = pNumBuffer+nNumLen-nDecimals;
        i = 0;
        do
        {
            if ( *pTempBuf != '0' )
            {
                bZero = sal_False;
                break;
            }

            pTempBuf++;
            i++;
        }
        while ( i < nDecimals );

        if ( bZero )
        {
            pTempBuf = pNumBuffer+nNumLen-nDecimals;
            i = 0;
            do
            {
                *pTempBuf = cZeroChar;
                pTempBuf++;
                i++;
            }
            while ( i < nDecimals );
        }
    }

    if ( !bNeg )
    {
        switch( getCurrPositiveFormat() )
        {
            case 0:
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                break;
            case 1:
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                break;
            case 2:
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, ' ' );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                break;
            case 3:
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, ' ' );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                break;
        }
    }
    else
    {
        switch( getCurrNegativeFormat() )
        {
            case 0:
                pBuf = ImplAddString( pBuf, '(' );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, ')' );
                break;
            case 1:
                pBuf = ImplAddString( pBuf, '-' );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                break;
            case 2:
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, '-' );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                break;
            case 3:
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, '-' );
                break;
            case 4:
                pBuf = ImplAddString( pBuf, '(' );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, ')' );
                break;
            case 5:
                pBuf = ImplAddString( pBuf, '-' );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                break;
            case 6:
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, '-' );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                break;
            case 7:
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, '-' );
                break;
            case 8:
                pBuf = ImplAddString( pBuf, '-' );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, ' ' );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                break;
            case 9:
                pBuf = ImplAddString( pBuf, '-' );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, ' ' );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                break;
            case 10:
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, ' ' );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, '-' );
                break;
            case 11:
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, ' ' );
                pBuf = ImplAddString( pBuf, '-' );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                break;
            case 12:
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, ' ' );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, '-' );
                break;
            case 13:
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, '-' );
                pBuf = ImplAddString( pBuf, ' ' );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                break;
            case 14:
                pBuf = ImplAddString( pBuf, '(' );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, ' ' );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, ')' );
                break;
            case 15:
                pBuf = ImplAddString( pBuf, '(' );
                pBuf = ImplAddString( pBuf, pNumBuffer, nNumLen );
                pBuf = ImplAddString( pBuf, ' ' );
                pBuf = ImplAddString( pBuf, rCurrencySymbol );
                pBuf = ImplAddString( pBuf, ')' );
                break;
        }
    }

    String aNumber( pBuffer, (xub_StrLen)(sal_uLong)(pBuf-pBuffer) );

    if ( pBuffer != aBuf )
        delete [] pBuffer;
    if ( pNumBuffer != aNumBuf )
        delete [] pNumBuffer;

    return aNumber;
}


// --- mixed ----------------------------------------------------------

::com::sun::star::lang::Locale LocaleDataWrapper::getLoadedLocale() const
{
	LanguageCountryInfo aLCInfo = getLanguageCountryInfo();
	return lang::Locale( aLCInfo.Language, aLCInfo.Country, aLCInfo.Variant );
}


String& LocaleDataWrapper::appendLocaleInfo( String& rDebugMsg ) const
{
    ::utl::ReadWriteGuard aGuard( aMutex, ::utl::ReadWriteGuardMode::nBlockCritical );
	rDebugMsg += '\n';
	rDebugMsg += String( aLocale.Language);
	rDebugMsg += '_';
	rDebugMsg += String( aLocale.Country);
	rDebugMsg.AppendAscii( RTL_CONSTASCII_STRINGPARAM( " requested\n" ) );
	lang::Locale aLoaded = getLoadedLocale();
	rDebugMsg += String( aLoaded.Language);
	rDebugMsg += '_';
	rDebugMsg += String( aLoaded.Country);
	rDebugMsg.AppendAscii( RTL_CONSTASCII_STRINGPARAM( " loaded" ) );
	return rDebugMsg;
}


// static
void LocaleDataWrapper::outputCheckMessage( const String& rMsg )
{
    outputCheckMessage( ByteString( rMsg, RTL_TEXTENCODING_UTF8).GetBuffer());
}


// static
void LocaleDataWrapper::outputCheckMessage( const char* pStr )
{
    fprintf( stderr, "\n%s\n", pStr);
    fflush( stderr);
    DBG_ERROR( pStr);
}


// static
void LocaleDataWrapper::evaluateLocaleDataChecking()
{
    // Using the rtl_Instance template here wouldn't solve all threaded write
    // accesses, since we want to assign the result to the static member
    // variable and would need to dereference the pointer returned and assign
    // the value unguarded. This is the same pattern manually coded.
    sal_uInt8 nCheck = nLocaleDataChecking;
    if (!nCheck)
    {
        ::osl::MutexGuard aGuard( ::osl::Mutex::getGlobalMutex());
        nCheck = nLocaleDataChecking;
        if (!nCheck)
        {
#ifdef DBG_UTIL
            nCheck = 1;
#else
            const char* pEnv = getenv( "OOO_ENABLE_LOCALE_DATA_CHECKS");
            if (pEnv && (pEnv[0] == 'Y' || pEnv[0] == 'y' || pEnv[0] == '1'))
                nCheck = 1;
            else
                nCheck = 2;
#endif
            OSL_DOUBLE_CHECKED_LOCKING_MEMORY_BARRIER();
            nLocaleDataChecking = nCheck;
        }
    }
    else {
        OSL_DOUBLE_CHECKED_LOCKING_MEMORY_BARRIER();
    }
}