libreoffice /libreoffice-3.6.0.2/lingucomponent/source/thesaurus/libnth/nthesimp.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/


#include <com/sun/star/uno/Reference.h>
#include <cppuhelper/factory.hxx>   // helper for factories
#include <com/sun/star/registry/XRegistryKey.hpp>
#include <com/sun/star/beans/XPropertySet.hpp>
#include <i18npool/mslangid.hxx>
#include <tools/debug.hxx>
#include <comphelper/processfactory.hxx>
#include <osl/mutex.hxx>
#include <unotools/pathoptions.hxx>
#include <unotools/lingucfg.hxx>

#include <rtl/string.hxx>
#include <rtl/ustrbuf.hxx>
#include <rtl/textenc.h>

#include "nthesimp.hxx"
#include <linguistic/misc.hxx>
#include <linguistic/lngprops.hxx>
#include "nthesdta.hxx"
#include <dictmgr.hxx>

#include <list>
#include <set>
#include <string.h>

// values asigned to capitalization types
#define CAPTYPE_UNKNOWN 0
#define CAPTYPE_NOCAP   1
#define CAPTYPE_INITCAP 2
#define CAPTYPE_ALLCAP  3
#define CAPTYPE_MIXED   4

// XML-header to query SPELLML support
#define SPELLML_SUPPORT "<?xml?>"

using namespace osl;
using namespace com::sun::star;
using namespace com::sun::star::beans;
using namespace com::sun::star::lang;
using namespace com::sun::star::uno;
using namespace com::sun::star::linguistic2;
using namespace linguistic;

using ::rtl::OUString;
using ::rtl::OString;
using ::rtl::OUStringToOString;

///////////////////////////////////////////////////////////////////////////

static uno::Reference< XLinguServiceManager > GetLngSvcMgr_Impl()
{
    uno::Reference< XLinguServiceManager > xRes;
    uno::Reference< XMultiServiceFactory > xMgr(
        comphelper::getProcessServiceFactory() );
    if (xMgr.is())
    {
        xRes = uno::Reference< XLinguServiceManager > ( xMgr->createInstance(
                OUString( RTL_CONSTASCII_USTRINGPARAM(
                    "com.sun.star.linguistic2.LinguServiceManager" ) ) ), UNO_QUERY ) ;
    }
    return xRes;
}

Thesaurus::Thesaurus() :
    aEvtListeners   ( GetLinguMutex() )
{
    bDisposing = sal_False;
    pPropHelper = NULL;
    aThes = NULL;
    aCharSetInfo = NULL;
    aTEncs = NULL;
    aTLocs = NULL;
    aTNames = NULL;
    numthes = 0;
}


Thesaurus::~Thesaurus()
{
    if (aThes)
    {
        for (int i = 0; i < numthes; i++)
        {
            if (aThes[i]) delete aThes[i];
            aThes[i] = NULL;
        }
        delete[] aThes;
    }
    aThes = NULL;
    if (aCharSetInfo)
    {
        for (int i = 0; i < numthes; i++)
        {
            if (aCharSetInfo[i]) delete aCharSetInfo[i];
            aCharSetInfo[i] = NULL;
        }
        delete[] aCharSetInfo;
    }
    aCharSetInfo = NULL;
    numthes = 0;
    if (aTEncs) delete[] aTEncs;
    aTEncs = NULL;
    if (aTLocs) delete[] aTLocs;
    aTLocs = NULL;
    if (aTNames) delete[] aTNames;
    aTNames = NULL;

    if (pPropHelper)
    {
        pPropHelper->RemoveAsPropListener();
        delete pPropHelper;
    }
}


PropertyHelper_Thesaurus& Thesaurus::GetPropHelper_Impl()
{
    if (!pPropHelper)
    {
        Reference< XPropertySet >   xPropSet( GetLinguProperties(), UNO_QUERY );

        pPropHelper = new PropertyHelper_Thesaurus( (XThesaurus *) this, xPropSet );
        pPropHelper->AddAsPropListener();   //! after a reference is established
    }
    return *pPropHelper;
}


Sequence< Locale > SAL_CALL Thesaurus::getLocales()
        throw(RuntimeException)
{
    MutexGuard  aGuard( GetLinguMutex() );

    // this routine should return the locales supported by the installed
    // dictionaries.

    if (!numthes)
    {
        SvtLinguConfig aLinguCfg;

        // get list of dictionaries-to-use
        std::list< SvtLinguConfigDictionaryEntry > aDics;
        uno::Sequence< rtl::OUString > aFormatList;
        aLinguCfg.GetSupportedDictionaryFormatsFor( A2OU("Thesauri"),
                A2OU("org.openoffice.lingu.new.Thesaurus"), aFormatList );
        sal_Int32 nLen = aFormatList.getLength();
        for (sal_Int32 i = 0;  i < nLen;  ++i)
        {
            std::vector< SvtLinguConfigDictionaryEntry > aTmpDic(
                    aLinguCfg.GetActiveDictionariesByFormat( aFormatList[i] ) );
            aDics.insert( aDics.end(), aTmpDic.begin(), aTmpDic.end() );
        }

        //!! for compatibility with old dictionaries (the ones not using extensions
        //!! or new configuration entries, but still using the dictionary.lst file)
        //!! Get the list of old style spell checking dictionaries to use...
        std::vector< SvtLinguConfigDictionaryEntry > aOldStyleDics(
                GetOldStyleDics( "THES" ) );

        // to prefer dictionaries with configuration entries we will only
        // use those old style dictionaries that add a language that
        // is not yet supported by the list od new style dictionaries
        MergeNewStyleDicsAndOldStyleDics( aDics, aOldStyleDics );

        numthes = aDics.size();
        if (numthes)
        {
            // get supported locales from the dictionaries-to-use...
            sal_Int32 k = 0;
            std::set< rtl::OUString, lt_rtl_OUString > aLocaleNamesSet;
            std::list< SvtLinguConfigDictionaryEntry >::const_iterator aDictIt;
            for (aDictIt = aDics.begin();  aDictIt != aDics.end();  ++aDictIt)
            {
                uno::Sequence< rtl::OUString > aLocaleNames( aDictIt->aLocaleNames );
                sal_Int32 nLen2 = aLocaleNames.getLength();
                for (k = 0;  k < nLen2;  ++k)
                {
                    aLocaleNamesSet.insert( aLocaleNames[k] );
                }
            }
            // ... and add them to the resulting sequence
            aSuppLocales.realloc( aLocaleNamesSet.size() );
            std::set< rtl::OUString, lt_rtl_OUString >::const_iterator aItB;
            k = 0;
            for (aItB = aLocaleNamesSet.begin();  aItB != aLocaleNamesSet.end();  ++aItB)
            {
                Locale aTmp( MsLangId::convertLanguageToLocale(
                        MsLangId::convertIsoStringToLanguage( *aItB )));
                aSuppLocales[k++] = aTmp;
            }

            //! For each dictionary and each locale we need a seperate entry.
            //! If this results in more than one dictionary per locale than (for now)
            //! it is undefined which dictionary gets used.
            //! In the future the implementation should support using several dictionaries
            //! for one locale.
            numthes = 0;
            for (aDictIt = aDics.begin();  aDictIt != aDics.end();  ++aDictIt)
                numthes = numthes + aDictIt->aLocaleNames.getLength();

            // add dictionary information
            aThes   = new MyThes* [numthes];
            aTEncs  = new rtl_TextEncoding [numthes];
            aTLocs  = new Locale [numthes];
            aTNames = new OUString [numthes];
            aCharSetInfo = new CharClass* [numthes];

            k = 0;
            for (aDictIt = aDics.begin();  aDictIt != aDics.end();  ++aDictIt)
            {
                if (aDictIt->aLocaleNames.getLength() > 0 &&
                    aDictIt->aLocations.getLength() > 0)
                {
                    uno::Sequence< rtl::OUString > aLocaleNames( aDictIt->aLocaleNames );
                    sal_Int32 nLocales = aLocaleNames.getLength();

                    // currently only one language per dictionary is supported in the actual implementation...
                    // Thus here we work-around this by adding the same dictionary several times.
                    // Once for each of it's supported locales.
                    for (sal_Int32 i = 0;  i < nLocales;  ++i)
                    {
                        aThes[k]  = NULL;
                        aTEncs[k]  = RTL_TEXTENCODING_DONTKNOW;
                        aTLocs[k]  = MsLangId::convertLanguageToLocale(
                                        MsLangId::convertIsoStringToLanguage( aDictIt->aLocaleNames[i] ));
                        aCharSetInfo[k] = new CharClass( aTLocs[k] );
                        // also both files have to be in the same directory and the
                        // file names must only differ in the extension (.aff/.dic).
                        // Thus we use the first location only and strip the extension part.
                        rtl::OUString aLocation = aDictIt->aLocations[0];
                        sal_Int32 nPos = aLocation.lastIndexOf( '.' );
                        aLocation = aLocation.copy( 0, nPos );
                        aTNames[k] = aLocation;

                        ++k;
                    }
                }
            }
            DBG_ASSERT( k == numthes, "index mismatch?" );
        }
        else
        {
            /* no dictionary found so register no dictionaries */
            numthes = 0;
            aThes  = NULL;
            aTEncs  = NULL;
            aTLocs  = NULL;
            aTNames = NULL;
            aCharSetInfo = NULL;
            aSuppLocales.realloc(0);
        }
    }

    return aSuppLocales;
}



sal_Bool SAL_CALL Thesaurus::hasLocale(const Locale& rLocale)
        throw(RuntimeException)
{
    MutexGuard  aGuard( GetLinguMutex() );

    sal_Bool bRes = sal_False;
    if (!aSuppLocales.getLength())
        getLocales();
    sal_Int32 nLen = aSuppLocales.getLength();
    for (sal_Int32 i = 0;  i < nLen;  ++i)
    {
        const Locale *pLocale = aSuppLocales.getConstArray();
        if (rLocale == pLocale[i])
        {
            bRes = sal_True;
            break;
        }
    }
    return bRes;
}


Sequence < Reference < ::com::sun::star::linguistic2::XMeaning > > SAL_CALL Thesaurus::queryMeanings(
    const OUString& qTerm, const Locale& rLocale,
    const PropertyValues& rProperties)
    throw(IllegalArgumentException, RuntimeException)
{
    MutexGuard      aGuard( GetLinguMutex() );

    uno::Sequence< Reference< XMeaning > > aMeanings( 1 );
    uno::Sequence< Reference< XMeaning > > noMeanings( 0 );
    uno::Reference< XLinguServiceManager > xLngSvcMgr( GetLngSvcMgr_Impl() );
    uno::Reference< XSpellChecker1 > xSpell;

    OUString rTerm(qTerm);
    OUString pTerm(qTerm);
    sal_uInt16 ct = CAPTYPE_UNKNOWN;
    sal_Int32 stem = 0;
    sal_Int32 stem2 = 0;

    sal_Int16 nLanguage = LocaleToLanguage( rLocale );

    if (nLanguage == LANGUAGE_NONE || rTerm.isEmpty())
        return noMeanings;

    if (!hasLocale( rLocale ))
#ifdef LINGU_EXCEPTIONS
        throw( IllegalArgumentException() );
#else
        return noMeanings;
#endif

    if (prevTerm == qTerm && prevLocale == nLanguage)
        return prevMeanings;

    mentry * pmean = NULL;
    sal_Int32 nmean = 0;

    PropertyHelper_Thesaurus &rHelper = GetPropHelper();
    rHelper.SetTmpPropVals( rProperties );

    MyThes * pTH = NULL;
    rtl_TextEncoding eEnc = RTL_TEXTENCODING_DONTKNOW;
    CharClass * pCC = NULL;

    // find the first thesaurus that matches the locale
    for (int i =0; i < numthes; i++)
    {
        if (rLocale == aTLocs[i])
        {
            // open up and intialize this thesaurus if need be
            if (!aThes[i])
            {
                OUString datpath = aTNames[i] + A2OU(".dat");
                OUString idxpath = aTNames[i] + A2OU(".idx");
                OUString ndat;
                OUString nidx;
                osl::FileBase::getSystemPathFromFileURL(datpath,ndat);
                osl::FileBase::getSystemPathFromFileURL(idxpath,nidx);
                OString aTmpidx(OU2ENC(nidx,osl_getThreadTextEncoding()));
                OString aTmpdat(OU2ENC(ndat,osl_getThreadTextEncoding()));

#if defined(WNT)
                // workaround for Windows specifc problem that the
                // path length in calls to 'fopen' is limted to somewhat
                // about 120+ characters which will usually be exceed when
                // using dictionaries as extensions.
                aTmpidx = Win_GetShortPathName( nidx );
                aTmpdat = Win_GetShortPathName( ndat );
#endif

                aThes[i] = new MyThes(aTmpidx.getStr(),aTmpdat.getStr());
                if (aThes[i])
                    aTEncs[i] = getTextEncodingFromCharset(aThes[i]->get_th_encoding());
            }
            pTH = aThes[i];
            eEnc = aTEncs[i];
            pCC = aCharSetInfo[i];

            if (pTH)
                break;
        }
    }

    // we don't want to work with a default text encoding since following incorrect
    // results may occur only for specific text and thus may be hard to notice.
    // Thus better always make a clean exit here if the text encoding is in question.
    // Hopefully something not working at all will raise proper attention quickly. ;-)
    DBG_ASSERT( eEnc != RTL_TEXTENCODING_DONTKNOW, "failed to get text encoding! (maybe incorrect encoding string in file)" );
    if (eEnc == RTL_TEXTENCODING_DONTKNOW)
        return noMeanings;

    while (pTH)
    {
        // convert word to all lower case for searching
        if (!stem)
            ct = capitalType(rTerm, pCC);
        OUString nTerm(makeLowerCase(rTerm, pCC));
        OString aTmp( OU2ENC(nTerm, eEnc) );
        nmean = pTH->Lookup(aTmp.getStr(),aTmp.getLength(),&pmean);

        if (nmean)
            aMeanings.realloc( nmean );

        mentry * pe = pmean;
        OUString codeTerm = qTerm;
        Reference< XSpellAlternatives > xTmpRes2;

        if (stem)
        {
            xTmpRes2 = xSpell->spell( A2OU("<?xml?><query type='analyze'><word>") +
            pTerm + A2OU("</word></query>"), nLanguage, rProperties );
            if (xTmpRes2.is())
            {
                Sequence<OUString>seq = xTmpRes2->getAlternatives();
                if (seq.getLength() > 0)
                {
                    codeTerm = seq[0];
                    stem2 = 1;
                }
#if 0
                OString o = OUStringToOString(codeTerm, RTL_TEXTENCODING_UTF8);
                fprintf(stderr, "CODETERM: %s\n", o.pData->buffer);
#endif
            }
        }

        for (int j = 0; j < nmean; j++)
        {
            int count = pe->count;
            if (count)
            {
                Sequence< OUString > aStr( count );
                OUString *pStr = aStr.getArray();

                for (int i=0; i < count; i++)
                {
                    OUString sTerm(pe->psyns[i],strlen(pe->psyns[i]),eEnc );
                    sal_Int32 catpos = sTerm.indexOf('(');
                    sal_Int32 catpos2 = 0;
                    OUString catst;
                    OUString catst2;
                    if (catpos > 2)
                    {
                        // remove category name for affixation and casing
                        catst = A2OU(" ") + sTerm.copy(catpos);
                        sTerm = sTerm.copy(0, catpos);
                        sTerm = sTerm.trim();
                    }
                    // generate synonyms with affixes
                    if (stem && stem2)
                    {
                        Reference< XSpellAlternatives > xTmpRes;
                        xTmpRes = xSpell->spell( A2OU("<?xml?><query type='generate'><word>") +
                        sTerm + A2OU("</word>") + codeTerm + A2OU("</query>"), nLanguage, rProperties );
                        if (xTmpRes.is())
                        {
                            Sequence<OUString>seq = xTmpRes->getAlternatives();
                            if (seq.getLength() > 0)
                                sTerm = seq[0];
                        }
                    }
                    if (catpos2)
                        sTerm = catst2 + sTerm;

                    sal_uInt16 ct1 = capitalType(sTerm, pCC);
                    if (CAPTYPE_MIXED == ct1)
                        ct = ct1;
                    OUString cTerm;
                    switch (ct)
                    {
                        case CAPTYPE_ALLCAP:
                            cTerm = makeUpperCase(sTerm, pCC);
                            break;
                        case CAPTYPE_INITCAP:
                            cTerm = makeInitCap(sTerm, pCC);
                            break;
                        default:
                            cTerm = sTerm;
                            break;
                    }
                    OUString aAlt( cTerm + catst);
                    pStr[i] = aAlt;
                }
#if 0
                Meaning * pMn = new Meaning(rTerm,nLanguage,rHelper);
#endif
                Meaning * pMn = new Meaning(rTerm,nLanguage);
                OUString dTerm(pe->defn,strlen(pe->defn),eEnc );
                pMn->SetMeaning(dTerm);
                pMn->SetSynonyms(aStr);
                Reference<XMeaning>* pMeaning = aMeanings.getArray();
                pMeaning[j] = pMn;
            }
            pe++;
        }
        pTH->CleanUpAfterLookup(&pmean,nmean);

        if (nmean)
        {
            prevTerm = qTerm;
            prevMeanings = aMeanings;
            prevLocale = nLanguage;
            return aMeanings;
        }

        if (stem || !xLngSvcMgr.is())
            return noMeanings;
        stem = 1;

        xSpell = uno::Reference< XSpellChecker1 >( xLngSvcMgr->getSpellChecker(), UNO_QUERY );
        if (!xSpell.is() || !xSpell->isValid( A2OU(SPELLML_SUPPORT), nLanguage, rProperties ))
            return noMeanings;
        Reference< XSpellAlternatives > xTmpRes;
        xTmpRes = xSpell->spell( A2OU("<?xml?><query type='stem'><word>") +
            rTerm + A2OU("</word></query>"), nLanguage, rProperties );
        if (xTmpRes.is())
        {
            Sequence<OUString>seq = xTmpRes->getAlternatives();
#if 0
            for (int i = 0; i < seq.getLength(); i++)
            {
                OString o = OUStringToOString(seq[i], RTL_TEXTENCODING_UTF8);
                fprintf(stderr, "%d: %s\n", i + 1, o.pData->buffer);
            }
#endif
            if (seq.getLength() > 0)
            {
                rTerm = seq[0];  // XXX Use only the first stem
                continue;
            }
        }

        // stem the last word of the synonym (for categories after affixation)
        rTerm = rTerm.trim();
        sal_Int32 pos = rTerm.lastIndexOf(' ');
        if (!pos)
            return noMeanings;
        xTmpRes = xSpell->spell( A2OU("<?xml?><query type='stem'><word>") +
            rTerm.copy(pos + 1) + A2OU("</word></query>"), nLanguage, rProperties );
        if (xTmpRes.is())
        {
            Sequence<OUString>seq = xTmpRes->getAlternatives();
            if (seq.getLength() > 0)
            {
                pTerm = rTerm.copy(pos + 1);
                rTerm = rTerm.copy(0, pos + 1) + seq[0];
#if  0
                for (int i = 0; i < seq.getLength(); i++)
                {
                    OString o = OUStringToOString(seq[i], RTL_TEXTENCODING_UTF8);
                    fprintf(stderr, "%d: %s\n", i + 1, o.pData->buffer);
                }
#endif
                continue;
            }
        }
        break;
    }
    return noMeanings;
}


Reference< XInterface > SAL_CALL Thesaurus_CreateInstance(
            const Reference< XMultiServiceFactory > & /*rSMgr*/ )
        throw(Exception)
{
    Reference< XInterface > xService = (cppu::OWeakObject*) new Thesaurus;
    return xService;
}


OUString SAL_CALL Thesaurus::getServiceDisplayName( const Locale& /*rLocale*/ )
        throw(RuntimeException)
{
    MutexGuard  aGuard( GetLinguMutex() );
    return A2OU( "OpenOffice.org New Thesaurus" );
}


void SAL_CALL Thesaurus::initialize( const Sequence< Any >& rArguments )
        throw(Exception, RuntimeException)
{
    MutexGuard  aGuard( GetLinguMutex() );

    if (!pPropHelper)
    {
        sal_Int32 nLen = rArguments.getLength();
        if (1 == nLen)
        {
            Reference< XPropertySet >   xPropSet;
            rArguments.getConstArray()[0] >>= xPropSet;

            //! Pointer allows for access of the non-UNO functions.
            //! And the reference to the UNO-functions while increasing
            //! the ref-count and will implicitly free the memory
            //! when the object is not longer used.
            pPropHelper = new PropertyHelper_Thesaurus( (XThesaurus *) this, xPropSet );
            pPropHelper->AddAsPropListener();   //! after a reference is established
        }
        else
            OSL_FAIL( "wrong number of arguments in sequence" );
    }
}



sal_uInt16 SAL_CALL Thesaurus::capitalType(const OUString& aTerm, CharClass * pCC)
{
        sal_Int32 tlen = aTerm.getLength();
        if ((pCC) && (tlen))
        {
            String aStr(aTerm);
            sal_Int32 nc = 0;
            for (sal_uInt16 tindex = 0; tindex < tlen;  tindex++)
            {
                if (pCC->getCharacterType(aStr,tindex) &
                   ::com::sun::star::i18n::KCharacterType::UPPER) nc++;
            }

            if (nc == 0)
                return (sal_uInt16) CAPTYPE_NOCAP;
            if (nc == tlen)
                return (sal_uInt16) CAPTYPE_ALLCAP;
            if ((nc == 1) && (pCC->getCharacterType(aStr,0) &
                  ::com::sun::star::i18n::KCharacterType::UPPER))
                return (sal_uInt16) CAPTYPE_INITCAP;

            return (sal_uInt16) CAPTYPE_MIXED;
        }
        return (sal_uInt16) CAPTYPE_UNKNOWN;
}



OUString SAL_CALL Thesaurus::makeLowerCase(const OUString& aTerm, CharClass * pCC)
{
    if (pCC)
        return pCC->lowercase(aTerm);
    return aTerm;
}


OUString SAL_CALL Thesaurus::makeUpperCase(const OUString& aTerm, CharClass * pCC)
{
    if (pCC)
        return pCC->uppercase(aTerm);
    return aTerm;
}


OUString SAL_CALL Thesaurus::makeInitCap(const OUString& aTerm, CharClass * pCC)
{
    sal_Int32 tlen = aTerm.getLength();
    if ((pCC) && (tlen))
    {
        OUString bTemp = aTerm.copy(0,1);
        if (tlen > 1)
        {
            return ( pCC->uppercase(bTemp, 0, 1)
                     + pCC->lowercase(aTerm,1,(tlen-1)) );
        }

        return pCC->uppercase(bTemp, 0, 1);
    }
    return aTerm;
}



void SAL_CALL Thesaurus::dispose()
        throw(RuntimeException)
{
    MutexGuard  aGuard( GetLinguMutex() );

    if (!bDisposing)
    {
        bDisposing = sal_True;
        EventObject aEvtObj( (XThesaurus *) this );
        aEvtListeners.disposeAndClear( aEvtObj );
        if (pPropHelper)
        {
            pPropHelper->RemoveAsPropListener();
            delete pPropHelper;
            pPropHelper = NULL;
        }
    }
}


void SAL_CALL Thesaurus::addEventListener( const Reference< XEventListener >& rxListener )
        throw(RuntimeException)
{
    MutexGuard  aGuard( GetLinguMutex() );

    if (!bDisposing && rxListener.is())
        aEvtListeners.addInterface( rxListener );
}


void SAL_CALL Thesaurus::removeEventListener( const Reference< XEventListener >& rxListener )
        throw(RuntimeException)
{
    MutexGuard  aGuard( GetLinguMutex() );

    if (!bDisposing && rxListener.is())
        aEvtListeners.removeInterface( rxListener );
}


///////////////////////////////////////////////////////////////////////////
// Service specific part
//

OUString SAL_CALL Thesaurus::getImplementationName()
        throw(RuntimeException)
{
    MutexGuard  aGuard( GetLinguMutex() );
    return getImplementationName_Static();
}


sal_Bool SAL_CALL Thesaurus::supportsService( const OUString& ServiceName )
        throw(RuntimeException)
{
    MutexGuard  aGuard( GetLinguMutex() );

    Sequence< OUString > aSNL = getSupportedServiceNames();
    const OUString * pArray = aSNL.getConstArray();
    for( sal_Int32 i = 0; i < aSNL.getLength(); i++ )
        if( pArray[i] == ServiceName )
            return sal_True;
    return sal_False;
}


Sequence< OUString > SAL_CALL Thesaurus::getSupportedServiceNames()
        throw(RuntimeException)
{
    MutexGuard  aGuard( GetLinguMutex() );
    return getSupportedServiceNames_Static();
}


Sequence< OUString > Thesaurus::getSupportedServiceNames_Static()
        throw()
{
    MutexGuard  aGuard( GetLinguMutex() );

    Sequence< OUString > aSNS( 1 ); // auch mehr als 1 Service moeglich
    aSNS.getArray()[0] = A2OU( SN_THESAURUS );
    return aSNS;
}

void * SAL_CALL Thesaurus_getFactory( const sal_Char * pImplName,
            XMultiServiceFactory * pServiceManager, void *  )
{
    void * pRet = 0;
    if ( !Thesaurus::getImplementationName_Static().compareToAscii( pImplName ) )
    {

        Reference< XSingleServiceFactory > xFactory =
            cppu::createOneInstanceFactory(
                pServiceManager,
                Thesaurus::getImplementationName_Static(),
                Thesaurus_CreateInstance,
                Thesaurus::getSupportedServiceNames_Static());
        // acquire, because we return an interface pointer instead of a reference
        xFactory->acquire();
        pRet = xFactory.get();
    }
    return pRet;
}


///////////////////////////////////////////////////////////////////////////


#undef CAPTYPE_UNKNOWN
#undef CAPTYPE_NOCAP
#undef CAPTYPE_INITCAP
#undef CAPTYPE_ALLCAP
#undef CAPTYPE_MIXED

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