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Diffstat (limited to 'i18npool/source/characterclassification/characterclassificationImpl.cxx')
| -rw-r--r-- | i18npool/source/characterclassification/characterclassificationImpl.cxx | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/i18npool/source/characterclassification/characterclassificationImpl.cxx b/i18npool/source/characterclassification/characterclassificationImpl.cxx new file mode 100644 index 0000000000..aff424d8be --- /dev/null +++ b/i18npool/source/characterclassification/characterclassificationImpl.cxx @@ -0,0 +1,219 @@ +/* -*- 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 <cppuhelper/supportsservice.hxx> +#include <characterclassificationImpl.hxx> +#include <localedata.hxx> + +#include <com/sun/star/uno/XComponentContext.hpp> + +using namespace com::sun::star::uno; +using namespace ::com::sun::star::i18n; +using namespace com::sun::star::lang; + +namespace i18npool { + +CharacterClassificationImpl::CharacterClassificationImpl( + const Reference < XComponentContext >& rxContext ) : m_xContext( rxContext ) +{ + static constexpr OUStringLiteral sUnicode = u"Unicode"; + if (createLocaleSpecificCharacterClassification(sUnicode, Locale())) + xUCI = cachedItem->xCI; +} + +CharacterClassificationImpl::~CharacterClassificationImpl() { +} + + +OUString SAL_CALL +CharacterClassificationImpl::toUpper( const OUString& Text, sal_Int32 nPos, + sal_Int32 nCount, const Locale& rLocale ) +{ + return getLocaleSpecificCharacterClassification(rLocale)->toUpper(Text, nPos, nCount, rLocale); +} + +OUString SAL_CALL +CharacterClassificationImpl::toLower( const OUString& Text, sal_Int32 nPos, + sal_Int32 nCount, const Locale& rLocale ) +{ + return getLocaleSpecificCharacterClassification(rLocale)->toLower(Text, nPos, nCount, rLocale); +} + +OUString SAL_CALL +CharacterClassificationImpl::toTitle( const OUString& Text, sal_Int32 nPos, + sal_Int32 nCount, const Locale& rLocale ) +{ + return getLocaleSpecificCharacterClassification(rLocale)->toTitle(Text, nPos, nCount, rLocale); +} + +sal_Int16 SAL_CALL +CharacterClassificationImpl::getType( const OUString& Text, sal_Int32 nPos ) +{ + if (xUCI.is()) + return xUCI->getType(Text, nPos); + throw RuntimeException(); +} + +sal_Int16 SAL_CALL +CharacterClassificationImpl::getCharacterDirection( const OUString& Text, sal_Int32 nPos ) +{ + if (xUCI.is()) + return xUCI->getCharacterDirection(Text, nPos); + throw RuntimeException(); +} + +sal_Int16 SAL_CALL +CharacterClassificationImpl::getScript( const OUString& Text, sal_Int32 nPos ) +{ + if (xUCI.is()) + return xUCI->getScript(Text, nPos); + throw RuntimeException(); +} + +sal_Int32 SAL_CALL +CharacterClassificationImpl::getCharacterType( const OUString& Text, sal_Int32 nPos, + const Locale& rLocale ) +{ + return getLocaleSpecificCharacterClassification(rLocale)->getCharacterType(Text, nPos, rLocale); +} + +sal_Int32 SAL_CALL +CharacterClassificationImpl::getStringType( const OUString& Text, sal_Int32 nPos, + sal_Int32 nCount, const Locale& rLocale ) +{ + return getLocaleSpecificCharacterClassification(rLocale)->getStringType(Text, nPos, nCount, rLocale); +} + +ParseResult SAL_CALL CharacterClassificationImpl::parseAnyToken( + const OUString& Text, sal_Int32 nPos, const Locale& rLocale, + sal_Int32 startCharTokenType, const OUString& userDefinedCharactersStart, + sal_Int32 contCharTokenType, const OUString& userDefinedCharactersCont ) +{ + return getLocaleSpecificCharacterClassification(rLocale)->parseAnyToken(Text, nPos, rLocale, + startCharTokenType,userDefinedCharactersStart, + contCharTokenType, userDefinedCharactersCont); +} + + +ParseResult SAL_CALL CharacterClassificationImpl::parsePredefinedToken( + sal_Int32 nTokenType, const OUString& Text, sal_Int32 nPos, + const Locale& rLocale, sal_Int32 startCharTokenType, + const OUString& userDefinedCharactersStart, sal_Int32 contCharTokenType, + const OUString& userDefinedCharactersCont ) +{ + return getLocaleSpecificCharacterClassification(rLocale)->parsePredefinedToken( + nTokenType, Text, nPos, rLocale, startCharTokenType, userDefinedCharactersStart, + contCharTokenType, userDefinedCharactersCont); +} + +bool CharacterClassificationImpl::createLocaleSpecificCharacterClassification(const OUString& serviceName, const Locale& rLocale) +{ + // to share service between same Language but different Country code, like zh_CN and zh_SG + for (size_t l = 0; l < lookupTable.size(); l++) { + cachedItem = lookupTable[l]; + if (serviceName == cachedItem->aName) { + lookupTable.emplace_back( rLocale, serviceName, cachedItem->xCI ); + cachedItem = lookupTable.back(); + return true; + } + } + + Reference < XInterface > xI = m_xContext->getServiceManager()->createInstanceWithContext( + "com.sun.star.i18n.CharacterClassification_" + serviceName, m_xContext); + + Reference < XCharacterClassification > xCI; + if ( xI.is() ) { + xCI.set( xI, UNO_QUERY ); + if (xCI.is()) { + lookupTable.emplace_back( rLocale, serviceName, xCI ); + cachedItem = lookupTable.back(); + return true; + } + } + return false; +} + +Reference < XCharacterClassification > const & +CharacterClassificationImpl::getLocaleSpecificCharacterClassification(const Locale& rLocale) +{ + // reuse instance if locale didn't change + if (cachedItem && cachedItem->equals(rLocale)) + return cachedItem->xCI; + else { + for (const auto & i : lookupTable) { + cachedItem = i; + if (cachedItem->equals(rLocale)) + return cachedItem->xCI; + } + + // Load service with name <base>_<lang>_<country> or + // <base>_<bcp47> and fallbacks. + bool bLoaded = createLocaleSpecificCharacterClassification( + LocaleDataImpl::getFirstLocaleServiceName( rLocale), rLocale); + if (!bLoaded) + { + ::std::vector< OUString > aFallbacks( LocaleDataImpl::getFallbackLocaleServiceNames( rLocale)); + for (const auto& rFallback : aFallbacks) + { + bLoaded = createLocaleSpecificCharacterClassification(rFallback, rLocale); + if (bLoaded) + break; + } + } + if (bLoaded) + return cachedItem->xCI; + else if (xUCI.is()) + { + lookupTable.emplace_back( rLocale, "Unicode", xUCI ); + cachedItem = lookupTable.back(); + return cachedItem->xCI; + } + } + throw RuntimeException(); +} + +OUString SAL_CALL +CharacterClassificationImpl::getImplementationName() +{ + return "com.sun.star.i18n.CharacterClassification"; +} + +sal_Bool SAL_CALL +CharacterClassificationImpl::supportsService(const OUString& rServiceName) +{ + return cppu::supportsService(this, rServiceName); +} + +Sequence< OUString > SAL_CALL +CharacterClassificationImpl::getSupportedServiceNames() +{ + return { "com.sun.star.i18n.CharacterClassification" }; +} + +} + +extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface * +com_sun_star_i18n_CharacterClassification_get_implementation( + css::uno::XComponentContext *context, + css::uno::Sequence<css::uno::Any> const &) +{ + return cppu::acquire(new i18npool::CharacterClassificationImpl(context)); +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |