libreoffice/comphelper/source/misc/namedvaluecollection.cxx

/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: namedvaluecollection.cxx,v $
 *
 *  $Revision: 1.2 $
 *
 *  last change: $Author: obo $ $Date: 2006-07-10 16:15:46 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library 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 for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/

#ifndef COMPHELPER_NAMEDVALUECOLLECTION_HXX
#include <comphelper/namedvaluecollection.hxx>
#endif

/** === begin UNO includes === **/
#ifndef _COM_SUN_STAR_BEANS_PROPERTYVALUE_HPP_
#include <com/sun/star/beans/PropertyValue.hpp>
#endif
#ifndef _COM_SUN_STAR_BEANS_NAMEDVALUE_HPP_
#include <com/sun/star/beans/NamedValue.hpp>
#endif
/** === end UNO includes === **/

#ifndef _OSL_DIAGNOSE_H_
#include <osl/diagnose.h>
#endif

#include <hash_map>

//........................................................................
namespace comphelper
{
//........................................................................

    /** === begin UNO using === **/
    using ::com::sun::star::uno::Any;
    using ::com::sun::star::uno::Sequence;
    using ::com::sun::star::beans::PropertyValue;
    using ::com::sun::star::beans::NamedValue;
    using ::com::sun::star::uno::Type;
    using ::com::sun::star::uno::cpp_acquire;
    using ::com::sun::star::uno::cpp_release;
    using ::com::sun::star::uno::cpp_queryInterface;
    /** === end UNO using === **/

    //====================================================================
    //= NamedValueCollection_Impl
    //====================================================================
    typedef ::std::hash_map< ::rtl::OUString, Any, ::rtl::OUStringHash >    NamedValueRepository;

    struct NamedValueCollection_Impl
    {
        NamedValueRepository    aValues;
    };

    //====================================================================
    //= NamedValueCollection
    //====================================================================
    //--------------------------------------------------------------------
    NamedValueCollection::NamedValueCollection()
        :m_pImpl( new NamedValueCollection_Impl )
    {
    }

    //--------------------------------------------------------------------
    NamedValueCollection::NamedValueCollection( const Sequence< Any >& _rArguments )
        :m_pImpl( new NamedValueCollection_Impl )
    {
        impl_assign( _rArguments );
    }

    //--------------------------------------------------------------------
    NamedValueCollection::~NamedValueCollection()
    {
    }

    //--------------------------------------------------------------------
    void NamedValueCollection::impl_assign( const Sequence< Any >& _rArguments )
    {
        {
            NamedValueRepository empty;
            m_pImpl->aValues.swap( empty );
        }

        PropertyValue aPropertyValue;
        NamedValue aNamedValue;

        const Any* pArgument = _rArguments.getConstArray();
        const Any* pArgumentEnd = _rArguments.getConstArray() + _rArguments.getLength();
        for ( ; pArgument != pArgumentEnd; ++pArgument )
        {
            if ( *pArgument >>= aPropertyValue )
                m_pImpl->aValues[ aPropertyValue.Name ] = aPropertyValue.Value;
            else if ( *pArgument >>= aNamedValue )
                m_pImpl->aValues[ aNamedValue.Name ] = aNamedValue.Value;
            else
                OSL_ENSURE( !pArgument->hasValue(), "NamedValueCollection::NamedValueCollection: encountered a value which I cannot handle!" );
        }
    }

    //--------------------------------------------------------------------
    bool NamedValueCollection::getIfExists_ensureType( const ::rtl::OUString& _rValueName, void* _pValueLocation, const Type& _rExpectedValueType ) const
    {
        NamedValueRepository::const_iterator pos = m_pImpl->aValues.find( _rValueName );
        if ( pos != m_pImpl->aValues.end() )
        {
            return uno_type_assignData(
                _pValueLocation, _rExpectedValueType.getTypeLibType(),
                const_cast< void* >( pos->second.getValue() ), pos->second.getValueType().getTypeLibType(),
                reinterpret_cast< uno_QueryInterfaceFunc >( cpp_queryInterface ),
                reinterpret_cast< uno_AcquireFunc >( cpp_acquire ),
                reinterpret_cast< uno_ReleaseFunc >( cpp_release )
            );
        }
        return true;
    }

    //--------------------------------------------------------------------
    const Any& NamedValueCollection::impl_get( const ::rtl::OUString& _rValueName ) const
    {
        NamedValueRepository::const_iterator pos = m_pImpl->aValues.find( _rValueName );
        if ( pos != m_pImpl->aValues.end() )
            return pos->second;

        static Any aEmptyDefault;
        return aEmptyDefault;
    }

//........................................................................
} // namespace comphelper
//........................................................................