xref: /trunk/main/stoc/source/corereflection/crcomp.cxx (revision 647a425c57429e1e89af1c7acf2de6af6f1bb730)

/**************************************************************
 *
 * 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.
 *
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_stoc.hxx"
#include <rtl/strbuf.hxx>

#include <com/sun/star/reflection/XIdlField.hpp>
#include <com/sun/star/reflection/XIdlField2.hpp>
#include "com/sun/star/uno/TypeClass.hpp"

#include "base.hxx"


namespace stoc_corefl
{

//==================================================================================================
class IdlCompFieldImpl
    : public IdlMemberImpl
    , public XIdlField
    , public XIdlField2
{
    sal_Int32                   _nOffset;

public:
    IdlCompFieldImpl( IdlReflectionServiceImpl * pReflection, const OUString & rName,
                      typelib_TypeDescription * pTypeDescr, typelib_TypeDescription * pDeclTypeDescr,
                      sal_Int32 nOffset )
        : IdlMemberImpl( pReflection, rName, pTypeDescr, pDeclTypeDescr )
        , _nOffset( nOffset )
        {}

    // XInterface
    virtual Any SAL_CALL queryInterface( const Type & rType ) throw (::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL acquire() throw ();
    virtual void SAL_CALL release() throw ();

    // XTypeProvider
    virtual Sequence< Type > SAL_CALL getTypes() throw (::com::sun::star::uno::RuntimeException);
    virtual Sequence< sal_Int8 > SAL_CALL getImplementationId() throw (::com::sun::star::uno::RuntimeException);

    // XIdlMember
    virtual Reference< XIdlClass > SAL_CALL getDeclaringClass() throw(::com::sun::star::uno::RuntimeException);
    virtual OUString SAL_CALL getName() throw(::com::sun::star::uno::RuntimeException);
    // XIdlField
    virtual Reference< XIdlClass > SAL_CALL getType() throw(::com::sun::star::uno::RuntimeException);
    virtual FieldAccessMode SAL_CALL getAccessMode() throw(::com::sun::star::uno::RuntimeException);
    virtual Any SAL_CALL get( const Any & rObj ) throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
    virtual void SAL_CALL set( const Any & rObj, const Any & rValue ) throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::IllegalAccessException, ::com::sun::star::uno::RuntimeException);
    // XIdlField2: getType, getAccessMode and get are equal to XIdlField
    virtual void SAL_CALL set( Any & rObj, const Any & rValue ) throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::IllegalAccessException, ::com::sun::star::uno::RuntimeException);
};

// XInterface
//__________________________________________________________________________________________________
Any IdlCompFieldImpl::queryInterface( const Type & rType )
    throw(::com::sun::star::uno::RuntimeException)
{
    Any aRet( ::cppu::queryInterface( rType,
                                      static_cast< XIdlField * >( this ),
                                      static_cast< XIdlField2 * >( this ) ) );
    return (aRet.hasValue() ? aRet : IdlMemberImpl::queryInterface( rType ));
}
//__________________________________________________________________________________________________
void IdlCompFieldImpl::acquire() throw()
{
    IdlMemberImpl::acquire();
}
//__________________________________________________________________________________________________
void IdlCompFieldImpl::release() throw()
{
    IdlMemberImpl::release();
}

// XTypeProvider
//__________________________________________________________________________________________________
Sequence< Type > IdlCompFieldImpl::getTypes()
    throw (::com::sun::star::uno::RuntimeException)
{
    static OTypeCollection * s_pTypes = 0;
    if (! s_pTypes)
    {
        MutexGuard aGuard( getMutexAccess() );
        if (! s_pTypes)
        {
            static OTypeCollection s_aTypes(
                ::getCppuType( (const Reference< XIdlField2 > *)0 ),
                ::getCppuType( (const Reference< XIdlField > *)0 ),
                IdlMemberImpl::getTypes() );
            s_pTypes = &s_aTypes;
        }
    }
    return s_pTypes->getTypes();
}
//__________________________________________________________________________________________________
Sequence< sal_Int8 > IdlCompFieldImpl::getImplementationId()
    throw (::com::sun::star::uno::RuntimeException)
{
    static OImplementationId * s_pId = 0;
    if (! s_pId)
    {
        MutexGuard aGuard( getMutexAccess() );
        if (! s_pId)
        {
            static OImplementationId s_aId;
            s_pId = &s_aId;
        }
    }
    return s_pId->getImplementationId();
}

// XIdlMember
//__________________________________________________________________________________________________
Reference< XIdlClass > IdlCompFieldImpl::getDeclaringClass()
    throw(::com::sun::star::uno::RuntimeException)
{
    if (! _xDeclClass.is())
    {
        MutexGuard aGuard( getMutexAccess() );
        if (! _xDeclClass.is())
        {
            typelib_CompoundTypeDescription * pTD =
                (typelib_CompoundTypeDescription *)getDeclTypeDescr();
            while (pTD)
            {
                typelib_TypeDescriptionReference ** ppTypeRefs = pTD->ppTypeRefs;
                for ( sal_Int32 nPos = pTD->nMembers; nPos--; )
                {
                    if (td_equals( (typelib_TypeDescription *)getTypeDescr(), ppTypeRefs[nPos] ))
                    {
                        _xDeclClass = getReflection()->forType( (typelib_TypeDescription *)pTD );
                        return _xDeclClass;
                    }
                }
                pTD = pTD->pBaseTypeDescription;
            }
        }
    }
    return _xDeclClass;
}
//__________________________________________________________________________________________________
OUString IdlCompFieldImpl::getName()
    throw(::com::sun::star::uno::RuntimeException)
{
    return IdlMemberImpl::getName();
}

// XIdlField
//__________________________________________________________________________________________________
Reference< XIdlClass > IdlCompFieldImpl::getType()
    throw(::com::sun::star::uno::RuntimeException)
{
    return getReflection()->forType( getTypeDescr() );
}
//__________________________________________________________________________________________________
FieldAccessMode IdlCompFieldImpl::getAccessMode()
    throw(::com::sun::star::uno::RuntimeException)
{
    return FieldAccessMode_READWRITE;
}
//__________________________________________________________________________________________________
Any IdlCompFieldImpl::get( const Any & rObj )
    throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException)
{
    if (rObj.getValueTypeClass() == com::sun::star::uno::TypeClass_STRUCT ||
        rObj.getValueTypeClass() == com::sun::star::uno::TypeClass_EXCEPTION)
    {
        typelib_TypeDescription * pObjTD = 0;
        TYPELIB_DANGER_GET( &pObjTD, rObj.getValueTypeRef() );

        typelib_TypeDescription * pTD = pObjTD;
        typelib_TypeDescription * pDeclTD = getDeclTypeDescr();
        while (pTD && !typelib_typedescription_equals( pTD, pDeclTD ))
            pTD = (typelib_TypeDescription *)((typelib_CompoundTypeDescription *)pTD)->pBaseTypeDescription;

        OSL_ENSURE( pTD, "### illegal object type!" );
        if (pTD)
        {
            TYPELIB_DANGER_RELEASE( pObjTD );
            Any aRet;
            uno_any_destruct(
                &aRet, reinterpret_cast< uno_ReleaseFunc >(cpp_release) );
            uno_any_construct(
                &aRet, (char *)rObj.getValue() + _nOffset, getTypeDescr(),
                reinterpret_cast< uno_AcquireFunc >(cpp_acquire) );
            return aRet;
        }
        TYPELIB_DANGER_RELEASE( pObjTD );
    }
    throw IllegalArgumentException(
        OUString( RTL_CONSTASCII_USTRINGPARAM("illegal object given!") ),
        (XWeak *)(OWeakObject *)this, 0 );
}
//__________________________________________________________________________________________________
void IdlCompFieldImpl::set( const Any & rObj, const Any & rValue )
    throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::IllegalAccessException, ::com::sun::star::uno::RuntimeException)
{
    if (rObj.getValueTypeClass() == com::sun::star::uno::TypeClass_STRUCT ||
        rObj.getValueTypeClass() == com::sun::star::uno::TypeClass_EXCEPTION)
    {
        typelib_TypeDescription * pObjTD = 0;
        TYPELIB_DANGER_GET( &pObjTD, rObj.getValueTypeRef() );

        typelib_TypeDescription * pTD = pObjTD;
        typelib_TypeDescription * pDeclTD = getDeclTypeDescr();
        while (pTD && !typelib_typedescription_equals( pTD, pDeclTD ))
            pTD = (typelib_TypeDescription *)((typelib_CompoundTypeDescription *)pTD)->pBaseTypeDescription;

        OSL_ENSURE( pTD, "### illegal object type!" );
        if (pTD)
        {
            TYPELIB_DANGER_RELEASE( pObjTD );
            if (coerce_assign( (char *)rObj.getValue() + _nOffset, getTypeDescr(), rValue, getReflection() ))
            {
                return;
            }
            else
            {
                throw IllegalArgumentException(
                    OUString( RTL_CONSTASCII_USTRINGPARAM("illegal value given!") ),
                    (XWeak *)(OWeakObject *)this, 1 );
            }
        }
        TYPELIB_DANGER_RELEASE( pObjTD );
    }
    throw IllegalArgumentException(
        OUString( RTL_CONSTASCII_USTRINGPARAM("illegal object given!") ),
        (XWeak *)(OWeakObject *)this, 0 );
}

//__________________________________________________________________________________________________
void IdlCompFieldImpl::set( Any & rObj, const Any & rValue )
    throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::lang::IllegalAccessException, ::com::sun::star::uno::RuntimeException)
{
    if (rObj.getValueTypeClass() == com::sun::star::uno::TypeClass_STRUCT ||
        rObj.getValueTypeClass() == com::sun::star::uno::TypeClass_EXCEPTION)
    {
        typelib_TypeDescription * pObjTD = 0;
        TYPELIB_DANGER_GET( &pObjTD, rObj.getValueTypeRef() );

        typelib_TypeDescription * pTD = pObjTD;
        typelib_TypeDescription * pDeclTD = getDeclTypeDescr();
        while (pTD && !typelib_typedescription_equals( pTD, pDeclTD ))
            pTD = (typelib_TypeDescription *)((typelib_CompoundTypeDescription *)pTD)->pBaseTypeDescription;

        OSL_ENSURE( pTD, "### illegal object type!" );
        if (pTD)
        {
            TYPELIB_DANGER_RELEASE( pObjTD );
            if (coerce_assign( (char *)rObj.getValue() + _nOffset, getTypeDescr(), rValue, getReflection() ))
            {
                return;
            }
            else
            {
                throw IllegalArgumentException(
                    OUString( RTL_CONSTASCII_USTRINGPARAM("illegal value given!") ),
                    (XWeak *)(OWeakObject *)this, 1 );
            }
        }
        TYPELIB_DANGER_RELEASE( pObjTD );
    }
    throw IllegalArgumentException(
        OUString( RTL_CONSTASCII_USTRINGPARAM("illegal object given!") ),
        (XWeak *)(OWeakObject *)this, 0 );
}

//##################################################################################################
//##################################################################################################
//##################################################################################################


//__________________________________________________________________________________________________
CompoundIdlClassImpl::~CompoundIdlClassImpl()
{
    delete _pFields;
}

//__________________________________________________________________________________________________
sal_Bool CompoundIdlClassImpl::isAssignableFrom( const Reference< XIdlClass > & xType )
    throw(::com::sun::star::uno::RuntimeException)
{
    if (xType.is())
    {
        TypeClass eTC = xType->getTypeClass();
        if (eTC == TypeClass_STRUCT || eTC == TypeClass_EXCEPTION)
        {
            if (equals( xType ))
                return sal_True;
            else
            {
                const Sequence< Reference< XIdlClass > > & rSeq = xType->getSuperclasses();
                if (rSeq.getLength())
                {
                    OSL_ENSURE( rSeq.getLength() == 1, "### unexpected len of super classes!" );
                    return isAssignableFrom( rSeq[0] );
                }
            }
        }
    }
    return sal_False;
}
//__________________________________________________________________________________________________
Sequence< Reference< XIdlClass > > CompoundIdlClassImpl::getSuperclasses()
    throw(::com::sun::star::uno::RuntimeException)
{
    if (! _xSuperClass.is())
    {
        MutexGuard aGuard( getMutexAccess() );
        if (! _xSuperClass.is())
        {
            typelib_CompoundTypeDescription * pCompTypeDescr = getTypeDescr()->pBaseTypeDescription;
            if (pCompTypeDescr)
                _xSuperClass = getReflection()->forType( (typelib_TypeDescription *)pCompTypeDescr );
        }
    }
    if (_xSuperClass.is())
        return Sequence< Reference< XIdlClass > >( &_xSuperClass, 1 );
    else
        return Sequence< Reference< XIdlClass > >();
}
//__________________________________________________________________________________________________
Reference< XIdlField > CompoundIdlClassImpl::getField( const OUString & rName )
    throw(::com::sun::star::uno::RuntimeException)
{
    if (! _pFields)
        getFields(); // init fields

    const OUString2Field::const_iterator iFind( _aName2Field.find( rName ) );
    if (iFind != _aName2Field.end())
        return Reference< XIdlField >( (*iFind).second );
    else
        return Reference< XIdlField >();
}
//__________________________________________________________________________________________________
Sequence< Reference< XIdlField > > CompoundIdlClassImpl::getFields()
    throw(::com::sun::star::uno::RuntimeException)
{
    MutexGuard aGuard( getMutexAccess() );
    if (! _pFields)
    {
        sal_Int32 nAll = 0;
        typelib_CompoundTypeDescription * pCompTypeDescr = getTypeDescr();
        for ( ; pCompTypeDescr; pCompTypeDescr = pCompTypeDescr->pBaseTypeDescription )
            nAll += pCompTypeDescr->nMembers;

        Sequence< Reference< XIdlField > > * pFields =
            new Sequence< Reference< XIdlField > >( nAll );
        Reference< XIdlField > * pSeq = pFields->getArray();

        for ( pCompTypeDescr = getTypeDescr(); pCompTypeDescr;
              pCompTypeDescr = pCompTypeDescr->pBaseTypeDescription )
        {
            typelib_TypeDescriptionReference ** ppTypeRefs = pCompTypeDescr->ppTypeRefs;
            rtl_uString ** ppNames                         = pCompTypeDescr->ppMemberNames;
            sal_Int32 * pMemberOffsets                     = pCompTypeDescr->pMemberOffsets;

            for ( sal_Int32 nPos = pCompTypeDescr->nMembers; nPos--; )
            {
                typelib_TypeDescription * pTD = 0;
                TYPELIB_DANGER_GET( &pTD, ppTypeRefs[nPos] );
                OSL_ENSURE( pTD, "### cannot get field in struct!" );
                if (pTD)
                {
                    OUString aName( ppNames[nPos] );
                    _aName2Field[aName] = pSeq[--nAll] = new IdlCompFieldImpl(
                        getReflection(), aName, pTD, IdlClassImpl::getTypeDescr(), pMemberOffsets[nPos] );
                    TYPELIB_DANGER_RELEASE( pTD );
                }
            }
        }

        _pFields = pFields;
    }
    return *_pFields;
}

}