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);
}
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);
}
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);
}
