Method serialize

src/ifcparse/IfcEntityInstanceData.cpp:274–285

#ifdef IFOPSH_WITH_ROCKSDB

bool impl::serialize(std::string& val, const IfcUtil::IfcBaseClass* t)
{
    auto s = sizeof(size_t);
    val.resize(s + 2);
    val[0] = TypeEncoder::encode_type<IfcUtil::IfcBaseClass*>();
    // 1 = entity - stored by id (entity name)
    // 2 = type - stored by identity (internal counter in class)
    val[1] = t->declaration().as_entity() ? 'i' : 't';
    size_t iden = t->id() ? t->id() : t->identity();
    memcpy(val.data() + 2, &iden, s);
    return true;
}

bool impl::serialize(std::string& val, const EnumerationReference& v)
{