Exemple #1
0
void CObjectOStream::CopyChoice(const CChoiceTypeInfo* choiceType,
                                CObjectStreamCopier& copier)
{
    BEGIN_OBJECT_2FRAMES_OF2(copier, eFrameChoice, choiceType);

    BeginChoice(choiceType);
    copier.In().BeginChoice(choiceType);
    BEGIN_OBJECT_2FRAMES_OF(copier, eFrameChoiceVariant);
    TMemberIndex index = copier.In().BeginChoiceVariant(choiceType);
    if ( index == kInvalidMember ) {
        if (choiceType->MayBeEmpty() || copier.In().CanSkipUnknownVariants()) {
            copier.In().SkipAnyContentVariant();
        } else {
            copier.ThrowError(CObjectIStream::fFormatError,
                              "choice variant id expected");
        }
    } else {
        for (;;) {
        const CVariantInfo* variantInfo = choiceType->GetVariantInfo(index);
        if (variantInfo->GetId().IsAttlist()) {
            const CMemberInfo* memberInfo =
                dynamic_cast<const CMemberInfo*>(
                    choiceType->GetVariants().GetItemInfo(index));
            BeginClassMember(memberInfo->GetId());
            memberInfo->CopyMember(copier);
            EndClassMember();
            copier.In().EndChoiceVariant();
            index = copier.In().BeginChoiceVariant(choiceType);
            if ( index == kInvalidMember ) {
                if (copier.In().CanSkipUnknownVariants()) {
                    copier.In().SkipAnyContentVariant();
                    break;
                } else {
                    copier.ThrowError(CObjectIStream::fFormatError,
                                  "choice variant id expected");
                }
            }
            variantInfo = choiceType->GetVariantInfo(index);
        }
        copier.In().SetTopMemberId(variantInfo->GetId());
        copier.Out().SetTopMemberId(variantInfo->GetId());
        copier.SetPathHooks(copier.Out(), true);
        BeginChoiceVariant(choiceType, variantInfo->GetId());

        variantInfo->CopyVariant(copier);

        EndChoiceVariant();
        copier.SetPathHooks(copier.Out(), false);
        copier.In().EndChoiceVariant();
        break;
        }
    }
    END_OBJECT_2FRAMES_OF(copier);
    copier.In().EndChoice();
    EndChoice();
    END_OBJECT_2FRAMES_OF(copier);
}
Exemple #2
0
void CObjectOStream::CopyClassRandom(const CClassTypeInfo* classType,
                                     CObjectStreamCopier& copier)
{
    BEGIN_OBJECT_2FRAMES_OF2(copier, eFrameClass, classType);
    copier.In().BeginClass(classType);
    BeginClass(classType);

    vector<Uint1> read(classType->GetMembers().LastIndex() + 1);

    BEGIN_OBJECT_2FRAMES_OF(copier, eFrameClassMember);

    TMemberIndex index;
    while ( (index = copier.In().BeginClassMember(classType)) !=
            kInvalidMember ) {
        const CMemberInfo* memberInfo = classType->GetMemberInfo(index);
        copier.In().SetTopMemberId(memberInfo->GetId());
        SetTopMemberId(memberInfo->GetId());
        copier.SetPathHooks(*this, true);

        if ( read[index] ) {
            copier.In().DuplicatedMember(memberInfo);
        }
        else {
            read[index] = true;
            BeginClassMember(memberInfo->GetId());

            memberInfo->CopyMember(copier);

            EndClassMember();
        }
        
        copier.SetPathHooks(*this, false);
        copier.In().EndClassMember();
    }

    END_OBJECT_2FRAMES_OF(copier);

    // init all absent members
    for ( CClassTypeInfo::CIterator i(classType); i.Valid(); ++i ) {
        if ( !read[*i] ) {
            classType->GetMemberInfo(*i)->CopyMissingMember(copier);
        }
    }

    EndClass();
    copier.In().EndClass();
    END_OBJECT_2FRAMES_OF(copier);
}
Exemple #3
0
void CObjectOStream::CopyClassSequential(const CClassTypeInfo* classType,
                                         CObjectStreamCopier& copier)
{
    BEGIN_OBJECT_2FRAMES_OF2(copier, eFrameClass, classType);
    copier.In().BeginClass(classType);
    BeginClass(classType);

    CClassTypeInfo::CIterator pos(classType);
    BEGIN_OBJECT_2FRAMES_OF(copier, eFrameClassMember);

    TMemberIndex index;
    while ( (index = copier.In().BeginClassMember(classType, *pos)) !=
            kInvalidMember ) {
        const CMemberInfo* memberInfo = classType->GetMemberInfo(index);
        copier.In().SetTopMemberId(memberInfo->GetId());
        SetTopMemberId(memberInfo->GetId());
        copier.SetPathHooks(*this, true);

        for ( TMemberIndex i = *pos; i < index; ++i ) {
            // init missing member
            classType->GetMemberInfo(i)->CopyMissingMember(copier);
        }
        BeginClassMember(memberInfo->GetId());

        memberInfo->CopyMember(copier);
        
        pos.SetIndex(index + 1);

        EndClassMember();
        copier.SetPathHooks(*this, false);
        copier.In().EndClassMember();
    }

    END_OBJECT_2FRAMES_OF(copier);

    // init all absent members
    for ( ; pos.Valid(); ++pos ) {
        classType->GetMemberInfo(*pos)->CopyMissingMember(copier);
    }

    EndClass();
    copier.In().EndClass();
    END_OBJECT_2FRAMES_OF(copier);
}