# Cppcheck report - LibreOffice: i18npool/source/textconversion/textconversionImpl.cxx

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    /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
    /*
     * This file is part of the LibreOffice project.
     *
     * This Source Code Form is subject to the terms of the Mozilla Public
     * License, v. 2.0. If a copy of the MPL was not distributed with this
     * file, You can obtain one at http://mozilla.org/MPL/2.0/.
     *
     * This file incorporates work covered by the following license notice:
     *
     *   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 .
     */

    #include <assert.h>
    #include <cppuhelper/supportsservice.hxx>
    #include <textconversionImpl.hxx>
    #include <localedata.hxx>
    #include <i18nlangtag/languagetag.hxx>

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

    namespace com { namespace sun { namespace star { namespace i18n {

    TextConversionResult SAL_CALL
    TextConversionImpl::getConversions( const OUString& aText, sal_Int32 nStartPos, sal_Int32 nLength,
        const Locale& rLocale, sal_Int16 nConversionType, sal_Int32 nConversionOptions)
        throw(  RuntimeException, IllegalArgumentException, NoSupportException, std::exception )
    {
        getLocaleSpecificTextConversion(rLocale);

        sal_Int32 len = aText.getLength() - nStartPos;
        if (nLength > len)
            nLength = len > 0 ? len : 0;
        return xTC->getConversions(aText, nStartPos, nLength, rLocale, nConversionType, nConversionOptions);
    }

    OUString SAL_CALL
    TextConversionImpl::getConversion( const OUString& aText, sal_Int32 nStartPos, sal_Int32 nLength,
        const Locale& rLocale, sal_Int16 nConversionType, sal_Int32 nConversionOptions)
        throw(  RuntimeException, IllegalArgumentException, NoSupportException, std::exception )
    {
        getLocaleSpecificTextConversion(rLocale);

        sal_Int32 len = aText.getLength() - nStartPos;
        if (nLength > len)
            nLength = len > 0 ? len : 0;
        return xTC->getConversion(aText, nStartPos, nLength, rLocale, nConversionType, nConversionOptions);
    }

    OUString SAL_CALL
    TextConversionImpl::getConversionWithOffset( const OUString& aText, sal_Int32 nStartPos, sal_Int32 nLength,
        const Locale& rLocale, sal_Int16 nConversionType, sal_Int32 nConversionOptions, Sequence< sal_Int32>& offset)
        throw(  RuntimeException, IllegalArgumentException, NoSupportException, std::exception )
    {
        getLocaleSpecificTextConversion(rLocale);

        sal_Int32 len = aText.getLength() - nStartPos;
        if (nLength > len)
            nLength = len > 0 ? len : 0;
        return xTC->getConversionWithOffset(aText, nStartPos, nLength, rLocale, nConversionType, nConversionOptions, offset);
    }

    sal_Bool SAL_CALL
    TextConversionImpl::interactiveConversion( const Locale& rLocale, sal_Int16 nTextConversionType, sal_Int32 nTextConversionOptions )
        throw(  RuntimeException, IllegalArgumentException, NoSupportException, std::exception )
    {
        getLocaleSpecificTextConversion(rLocale);

        return xTC->interactiveConversion(rLocale, nTextConversionType, nTextConversionOptions);
    }

    static inline bool operator != (const Locale& l1, const Locale& l2) {
        return l1.Language != l2.Language || l1.Country != l2.Country || l1.Variant != l2.Variant;
    }

    void SAL_CALL
    TextConversionImpl::getLocaleSpecificTextConversion(const Locale& rLocale) throw( NoSupportException )
    {
        if (rLocale != aLocale) {
            aLocale = rLocale;

            OUString aPrefix("com.sun.star.i18n.TextConversion_");
            Reference < XInterface > xI;

            xI = m_xContext->getServiceManager()->createInstanceWithContext(
                    aPrefix + LocaleDataImpl::getFirstLocaleServiceName( aLocale), m_xContext);
            if (!xI.is())
            {
                ::std::vector< OUString > aFallbacks( LocaleDataImpl::getFallbackLocaleServiceNames( aLocale));
                for (::std::vector< OUString >::const_iterator it( aFallbacks.begin()); it != aFallbacks.end(); ++it)
                {
                    xI = m_xContext->getServiceManager()->createInstanceWithContext( aPrefix + *it, m_xContext);
                    if (xI.is())
                        break;
                }
            }
            if (xI.is())
                xTC.set( xI, UNO_QUERY );
            else if (xTC.is())
                xTC.clear();
        }
        if (! xTC.is())
            throw NoSupportException(); // aLocale is not supported
    }

    OUString SAL_CALL
    TextConversionImpl::getImplementationName() throw( RuntimeException, std::exception )
    {
        return OUString("com.sun.star.i18n.TextConversion");
    }

    sal_Bool SAL_CALL
    TextConversionImpl::supportsService(const OUString& rServiceName)
                    throw( RuntimeException, std::exception )
    {
        return cppu::supportsService(this, rServiceName);
    }

    Sequence< OUString > SAL_CALL
    TextConversionImpl::getSupportedServiceNames() throw( RuntimeException, std::exception )
    {
        Sequence< OUString > aRet(1);
        aRet[0] = "com.sun.star.i18n.TextConversion";
        return aRet;
    }

    } } } }

    extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface * SAL_CALL
    com_sun_star_i18n_TextConversion_get_implementation(<--- The function 'com_sun_star_i18n_TextConversion_get_implementation' is never used.
        css::uno::XComponentContext *context,
        css::uno::Sequence<css::uno::Any> const &)
    {
        return cppu::acquire(new css::i18n::TextConversionImpl(context));
    }

    /* vim:set shiftwidth=4 softtabstop=4 expandtab: */