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collection_resolver progress

This commit is contained in:
Sascha Kühl 2026-01-28 16:09:54 +01:00
parent 6205ae81c9
commit 602b77e67b
31 changed files with 122 additions and 79 deletions
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2
backends/postgres/src/postgres_connection.cpp
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@ -111,7 +111,7 @@ utils::result<std::unique_ptr<sql::query_result_impl>, utils::error> postgres_co
return utils::ok(std::make_unique<sql::query_result_impl>(std::make_unique<postgres_result_reader>(res),
std::move(prototype),
context.resolver_factory));
context.resolver));
}
std::string postgres_connection::generate_statement_name(const sql::query_context &query) {

2
backends/postgres/src/postgres_statement.cpp
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@ -60,7 +60,7 @@ utils::result<std::unique_ptr<sql::query_result_impl>, utils::error> postgres_st
return utils::failure(make_error(sql::error_code::FETCH_FAILED, res, db_, "Failed to fetch statement", query_.sql));
}
return utils::ok(std::make_unique<sql::query_result_impl>(std::make_unique<postgres_result_reader>(res), query_.prototype, query_.resolver_factory));
return utils::ok(std::make_unique<sql::query_result_impl>(std::make_unique<postgres_result_reader>(res), query_.prototype, query_.resolver));
}
std::unique_ptr<utils::attribute_writer> postgres_statement::create_binder() const {

2
include/matador/object/abstract_type_resolver_factory.hpp
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@ -10,7 +10,7 @@ class abstract_type_resolver_factory {
public:
virtual ~abstract_type_resolver_factory() = default;
virtual std::shared_ptr<abstract_type_resolver> acquire_object_resolver(const std::type_index &type) = 0;
[[nodiscard]] virtual std::shared_ptr<abstract_type_resolver> acquire_object_resolver(const std::type_index &type) const = 0;
virtual void register_object_resolver(std::shared_ptr<abstract_type_resolver> &&resolver) = 0;
};
}

2
include/matador/object/collection.hpp
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@ -45,7 +45,7 @@ public:
}
[[nodiscard]] bool empty() const {
return proxy_->items_.empty();
return proxy_->items().empty();
}
void reset(std::shared_ptr<collection_proxy<Type>> proxy) {

9
include/matador/object/collection_proxy.hpp
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@ -3,7 +3,6 @@
#include <atomic>
#include "matador/object/object_ptr.hpp"
#include "matador/object/collection_resolver.hpp"
#include "matador/utils/identifier.hpp"
@ -13,14 +12,6 @@
namespace matador::object {
// template<typename Type>
// class collection_resolver : public abstract_collection_resolver {
// public:
// collection_resolver() : abstract_collection_resolver(typeid(Type)) {}
//
// virtual std::shared_ptr<Type> resolve(const utils::identifier& id) = 0;
// };
template<typename Type>
class collection_proxy final {
public:

4
include/matador/object/collection_resolver_factory.hpp
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@ -8,14 +8,14 @@ class abstract_collection_resolver_factory {
public:
virtual ~abstract_collection_resolver_factory() = default;
virtual std::shared_ptr<abstract_collection_resolver> acquire_collection_resolver(const std::type_index &root_type, const std::type_index &element_type, const std::string &collection_name) = 0;
[[nodiscard]] virtual std::shared_ptr<abstract_collection_resolver> acquire_collection_resolver(const std::type_index &root_type, const std::type_index &element_type, const std::string &collection_name) const = 0;
virtual void register_collection_resolver(std::shared_ptr<abstract_collection_resolver> &&resolver) = 0;
};
class collection_resolver_factory : public abstract_collection_resolver_factory {
public:
template<class Type>
std::shared_ptr<collection_resolver<Type>> resolver(const std::type_index &root_type, const std::string &collection_name) {
[[nodiscard]] std::shared_ptr<collection_resolver<Type>> resolver(const std::type_index &root_type, const std::string &collection_name) const {
const auto res = acquire_collection_resolver(typeid(Type), root_type, collection_name);
if (!res) {
return std::dynamic_pointer_cast<collection_resolver<Type>>(res);

3
include/matador/object/object_resolver_factory.hpp
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@ -3,13 +3,12 @@
#include "matador/object/abstract_type_resolver_factory.hpp"
#include "matador/object/object_resolver.hpp"
#include "matador/object/collection_resolver_factory.hpp"
namespace matador::object {
class object_resolver_factory : public abstract_type_resolver_factory {
public:
template<class Type>
std::shared_ptr<object_resolver<Type>> resolver() {
[[nodiscard]] std::shared_ptr<object_resolver<Type>> resolver() const {
const auto res = acquire_object_resolver(std::type_index(typeid(Type)));
if (!res) {
return std::dynamic_pointer_cast<object_resolver<Type>>(res);

9
include/matador/orm/session.hpp
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@ -12,6 +12,7 @@
#include "matador/sql/connection.hpp"
#include "matador/sql/connection_pool.hpp"
#include "matador/sql/executor.hpp"
#include "matador/sql/resolver_service.hpp"
#include "matador/sql/statement.hpp"
#include "matador/sql/statement_cache.hpp"
@ -34,7 +35,7 @@ struct session_context {
std::string dns;
size_t connection_count{};
size_t cache_size{500};
std::shared_ptr<sql::producer_resolver_factory> resolver_factory = std::make_shared<sql::producer_resolver_factory>();
std::shared_ptr<sql::resolver_service> resolver_service = std::make_shared<sql::resolver_service>();
};
class prototype_builder final {
@ -140,8 +141,8 @@ public:
[[nodiscard]] utils::result<sql::statement, utils::error> prepare(const sql::query_context &ctx) override;
[[nodiscard]] std::string str(const sql::query_context &ctx) const override;
[[nodiscard]] const sql::dialect &dialect() const override;
[[nodiscard]] std::shared_ptr<sql::producer_resolver_factory> resolver_factory() const override;
[[nodiscard]] const class query::basic_schema &schema() const;
[[nodiscard]] std::shared_ptr<sql::resolver_service> resolver() const override;
[[nodiscard]] const query::basic_schema &schema() const;
private:
friend class query_select;
@ -155,7 +156,7 @@ private:
const query::basic_schema &schema_;
mutable std::unordered_map<std::string, std::vector<object::attribute> > prototypes_;
std::shared_ptr<sql::producer_resolver_factory> resolver_factory_;
std::shared_ptr<sql::resolver_service> resolver_service_;
};
template<typename Type>

13
include/matador/query/basic_schema.hpp
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@ -1,16 +1,17 @@
#ifndef MATADOR_BASIC_SCHEMA_HPP
#define MATADOR_BASIC_SCHEMA_HPP
#include "matador/object/repository.hpp"
#include <memory>
#include <typeindex>
#include <unordered_map>
#include "matador/sql/internal/collection_resolver_producer.hpp"
#include "matador/sql/producer_resolver_factory.hpp"
#include "matador/object/repository.hpp"
#include "matador/query/table.hpp"
#include <unordered_map>
#include <memory>
#include <typeindex>
#include "matador/sql/internal/collection_resolver_producer.hpp"
#include "matador/sql/internal/object_resolver_producer.hpp"
#include "matador/sql/producer_resolver_factory.hpp"
namespace matador::query {
class schema_node final {

4
include/matador/query/intermediates/fetchable_query.hpp
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@ -32,7 +32,7 @@ public:
}
const auto prototype = result.value()->prototype();
auto resolver = exec.resolver_factory()->resolver<Type>();
auto resolver = exec.resolver()->object_resolver<Type>();
return utils::ok(sql::query_result<Type>(result.release(), resolver, [prototype] {
return sql::detail::create_prototype<Type>(prototype);
}));
@ -48,7 +48,7 @@ public:
}
const auto prototype = result.value()->prototype();
auto resolver = exec.resolver_factory()->resolver<Type>();
auto resolver = exec.resolver()->object_resolver<Type>();
auto objects = sql::query_result<Type>(result.release(), resolver, [prototype] {
return sql::detail::create_prototype<Type>(prototype);
});

1
include/matador/query/schema.hpp
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@ -193,7 +193,6 @@ public:
template<class CollectionType>
void on_has_many(const char * /*id*/, CollectionType &cont, const char *join_column, const utils::foreign_attributes &attr, std::enable_if_t<object::is_object_ptr<typename CollectionType::value_type>::value> * = nullptr) {
// SELECT id FROM books where author_id = ?;
const auto it = schema_.find(typeid(typename CollectionType::value_type::value_type));
if (it == schema_.end()) {
throw query_builder_exception{query_build_error::UnknownType};

10
include/matador/sql/connection.hpp
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@ -6,6 +6,7 @@
#include "matador/sql/abstract_sql_logger.hpp"
#include "matador/sql/connection_info.hpp"
#include "matador/sql/executor.hpp"
#include "matador/sql/resolver_service.hpp"
#include "matador/sql/statement.hpp"
#include <string>
@ -26,7 +27,8 @@ public:
* @param sql_logger The logging handler
*/
explicit connection(const connection_info& info, logger_ptr sql_logger = null_logger);
explicit connection(const connection_info& info, std::shared_ptr<producer_resolver_factory> resolver_factory, logger_ptr sql_logger = null_logger);
explicit connection(const connection_info& info,
const std::shared_ptr<resolver_service> &resolver, logger_ptr sql_logger = null_logger);
/**
* @brief Creates a database connection from a connection string.
*
@ -34,7 +36,7 @@ public:
* @param sql_logger The logging handler
*/
explicit connection(const std::string &dns, const logger_ptr &sql_logger = null_logger);
explicit connection(const std::string &dns, std::shared_ptr<producer_resolver_factory> resolver_factory, const logger_ptr &sql_logger = null_logger);
explicit connection(const std::string &dns, const std::shared_ptr<resolver_service>& resolver, const logger_ptr &sql_logger = null_logger);
/**
* Copies a given connection
*
@ -140,7 +142,7 @@ public:
[[nodiscard]] std::string str( const query_context& ctx ) const override;
[[nodiscard]] const class dialect &dialect() const override;
[[nodiscard]] std::shared_ptr<producer_resolver_factory> resolver_factory() const override;
[[nodiscard]] std::shared_ptr<resolver_service> resolver() const override;
private:
[[nodiscard]] utils::result<std::unique_ptr<statement_impl>, utils::error> perform_prepare(const query_context &ctx) const;
@ -152,7 +154,7 @@ private:
std::unique_ptr<connection_impl> connection_;
std::shared_ptr<abstract_sql_logger> logger_ = std::make_shared<null_sql_logger>();
std::shared_ptr<producer_resolver_factory> resolver_factory_ = std::make_shared<producer_resolver_factory>();
std::shared_ptr<resolver_service> resolver_service_ = std::make_shared<resolver_service>();
};
}

4
include/matador/sql/executor.hpp
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@ -1,7 +1,7 @@
#ifndef EXECUTOR_HPP
#define EXECUTOR_HPP
#include "matador/sql/producer_resolver_factory.hpp"
#include "matador/sql/resolver_service.hpp"
#include "matador/utils/error.hpp"
#include "matador/utils/result.hpp"
@ -22,7 +22,7 @@ public:
[[nodiscard]] virtual utils::result<std::unique_ptr<query_result_impl>, utils::error> fetch(const query_context &ctx) const = 0;
[[nodiscard]] virtual utils::result<statement, utils::error> prepare(const query_context &ctx) = 0;
[[nodiscard]] virtual std::string str(const query_context &ctx) const = 0;
[[nodiscard]] virtual std::shared_ptr<producer_resolver_factory> resolver_factory() const = 0;
[[nodiscard]] virtual std::shared_ptr<resolver_service> resolver() const = 0;
};
}

19
include/matador/sql/internal/query_result_impl.hpp
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@ -11,12 +11,13 @@
#include "matador/sql/interface/query_result_reader.hpp"
#include "matador/sql/internal/query_result_pk_resolver.hpp"
#include "matador/sql/internal/identifier_reader.hpp"
#include "matador/sql/resolver_service.hpp"
#include "matador/sql/record.hpp"
#include "matador/object/attribute.hpp"
#include "matador/object/object_proxy.hpp"
#include "matador/object/object_ptr.hpp"
#include "matador/object/object_resolver_factory.hpp"
#include "matador/object/collection_proxy.hpp"
#include <memory>
#include <stack>
@ -76,7 +77,7 @@ class query_result_impl {
public:
query_result_impl(std::unique_ptr<query_result_reader> &&reader,
std::vector<object::attribute> prototype,
const std::shared_ptr<object::object_resolver_factory>& resolver_factory,
const std::shared_ptr<resolver_service>& resolver,
size_t column_index = 0);
template<typename ValueType>
@ -124,10 +125,12 @@ public:
}
template<class CollectionType>
void on_has_many(const char * /*id*/, CollectionType &cont, const char * /*join_column*/, const utils::foreign_attributes &attr, std::enable_if_t<object::is_object_ptr<typename CollectionType::value_type>::value> * = nullptr) {
void on_has_many(const char * /*id*/, CollectionType &cont, const char *join_column, const utils::foreign_attributes &attr, std::enable_if_t<object::is_object_ptr<typename CollectionType::value_type>::value> * = nullptr) {
using value_type = typename CollectionType::value_type::value_type;
auto resolver = resolver_factory_->resolver<value_type>();
auto resolver = resolver_->collection_resolver<value_type>(type_stack_.top(), join_column);
auto object_resolver = resolver_->object_resolver<value_type>();
std::vector<typename CollectionType::value_type> objects;
if (attr.fetch() == utils::fetch_type::Lazy) {
// pk_reader_.read(*id, column_index_++);
@ -137,12 +140,14 @@ public:
type_stack_.push(ti);
access::process(*this, *obj);
type_stack_.pop();
auto ptr = typename CollectionType::value_type(std::make_shared<object::object_proxy<value_type>>(resolver, obj));
auto ptr = typename CollectionType::value_type(std::make_shared<object::object_proxy<value_type>>(object_resolver, obj));
const auto pk = ptr.primary_key();
if (ptr.primary_key().is_valid()) {
cont.push_back(ptr);
}
}
// auto cp = std::make_shared<object::collection_proxy<typename CollectionType::value_type>>(resolver, objects);
// cont.reset();
}
template<class CollectionType>
@ -203,7 +208,7 @@ private:
template<class Pointer>
void on_foreign_key(Pointer &x, const utils::foreign_attributes &attr) {
const auto resolver = resolver_factory_->resolver<typename Pointer::value_type>();
const auto resolver = resolver_->object_resolver<typename Pointer::value_type>();
if (attr.fetch() == utils::fetch_type::Lazy) {
typename Pointer::value_type obj;
auto pk = id_reader_.read(obj, column_index_++);
@ -222,7 +227,7 @@ protected:
size_t column_index_ = 0;
std::vector<object::attribute> prototype_;
std::unique_ptr<query_result_reader> reader_;
std::shared_ptr<object::object_resolver_factory> resolver_factory_;
std::shared_ptr<sql::resolver_service> resolver_;
internal::identifier_reader id_reader_;
detail::pk_reader pk_reader_;
std::stack<std::type_index> type_stack_;

10
include/matador/sql/producer_resolver_factory.hpp
View File

@ -5,14 +5,14 @@
#include "matador/object/abstract_collection_resolver.hpp"
#include "matador/object/object_resolver_factory.hpp"
#include "matador/sql/internal/object_resolver_producer.hpp"
#include "matador/object/collection_resolver_factory.hpp"
namespace matador::sql {
class executor;
class producer_resolver_factory : public object::object_resolver_factory {
public:
std::shared_ptr<object::abstract_type_resolver> acquire_object_resolver(const std::type_index &type) override;
[[nodiscard]] std::shared_ptr<object::abstract_type_resolver> acquire_object_resolver(const std::type_index &type) const override;
void register_object_resolver(std::shared_ptr<object::abstract_type_resolver> &&resolver) override;
private:
@ -48,9 +48,9 @@ struct composite_key_hash {
class producer_collection_resolver_factory : public object::collection_resolver_factory {
public:
std::shared_ptr<object::abstract_collection_resolver> acquire_collection_resolver(const std::type_index& root_type,
const std::type_index& element_type,
const std::string& collection_name) override;
[[nodiscard]] std::shared_ptr<object::abstract_collection_resolver> acquire_collection_resolver(const std::type_index& root_type,
const std::type_index& element_type,
const std::string& collection_name) const override;
void register_collection_resolver(std::shared_ptr<object::abstract_collection_resolver>&& resolver) override;
private:

5
include/matador/sql/query_context.hpp
View File

@ -2,7 +2,8 @@
#define QUERY_QUERY_DATA_HPP
#include "matador/object/attribute.hpp"
#include "matador/object/object_resolver_factory.hpp"
#include "matador/sql/resolver_service.hpp"
#include "matador/utils/types.hpp"
@ -40,7 +41,7 @@ struct query_context {
std::vector<object::attribute> prototype{};
std::vector<std::string> bind_vars{};
std::vector<utils::database_type> bind_types{};
std::shared_ptr<object::object_resolver_factory> resolver_factory{};
std::shared_ptr<resolver_service> resolver{};
};
}

27
include/matador/sql/resolver_service.hpp Normal file
View File

@ -0,0 +1,27 @@
#ifndef MATADOR_RESOLVER_SERVICE_HPP
#define MATADOR_RESOLVER_SERVICE_HPP
#include "matador/sql/producer_resolver_factory.hpp"
namespace matador::sql {
class resolver_service {
public:
template<class Type>
std::shared_ptr<object::object_resolver<Type>> object_resolver() const {
return object_resolver_factory_.resolver<Type>();
}
template<class Type>
std::shared_ptr<object::collection_resolver<Type>> collection_resolver(const std::type_index &root_type, const std::string &collection_name) const {
return collection_resolver_factory_.resolver<Type>(root_type, collection_name);
}
void register_object_resolver(std::shared_ptr<object::abstract_type_resolver> &&resolver);
void register_collection_resolver(std::shared_ptr<object::abstract_collection_resolver>&& resolver);
private:
sql::producer_resolver_factory object_resolver_factory_;
sql::producer_collection_resolver_factory collection_resolver_factory_;
};
}
#endif // MATADOR_RESOLVER_SERVICE_HPP

4
include/matador/sql/statement.hpp
View File

@ -165,7 +165,7 @@ template<class Type>
utils::result<query_result<Type>, utils::error> statement::fetch() {
std::cout << statement_proxy_->sql() << std::endl;
return statement_proxy_->fetch(*bindings_).and_then([this](std::unique_ptr<query_result_impl> &&value) {
auto resolver = statement_proxy_->statement_->query_.resolver_factory->resolver<Type>();
auto resolver = statement_proxy_->statement_->query_.resolver->object_resolver<Type>();
const auto prototype = value->prototype();
return utils::ok(query_result<Type>(std::forward<decltype(value)>(value), resolver, [prototype] {
return detail::create_prototype<Type>(prototype);
@ -180,7 +180,7 @@ utils::result<object::object_ptr<Type>, utils::error> statement::fetch_one() {
if (!result.is_ok()) {
return utils::failure(result.err());
}
auto resolver = statement_proxy_->statement_->query_.resolver_factory->resolver<Type>();
auto resolver = statement_proxy_->statement_->query_.resolver->object_resolver<Type>();
const auto prototype = result.value()->prototype();
auto records = query_result<Type>(result.release(), resolver, [prototype] {
return detail::create_prototype<Type>(prototype);

2
source/orm/CMakeLists.txt
View File

@ -95,6 +95,7 @@ add_library(matador-orm STATIC
../../include/matador/sql/query_record_result.hpp
../../include/matador/sql/query_result.hpp
../../include/matador/sql/record.hpp
../../include/matador/sql/resolver_service.hpp
../../include/matador/sql/sql_functions.hpp
../../include/matador/sql/statement.hpp
../../include/matador/sql/statement_cache.hpp
@ -182,6 +183,7 @@ add_library(matador-orm STATIC
sql/producer_resolver_factory.cpp
sql/query_result.cpp
sql/record.cpp
sql/resolver_service.cpp
sql/statement.cpp
sql/statement_cache.cpp
)

8
source/orm/orm/session.cpp
View File

@ -14,11 +14,11 @@ utils::error make_error(const error_code ec, const std::string &msg) {
}
session::session(session_context&& ctx, const query::schema &scm)
: pool_(ctx.dns, ctx.connection_count, [ctx](const sql::connection_info& info) { return sql::connection(info, ctx.resolver_factory); })
: pool_(ctx.dns, ctx.connection_count, [ctx](const sql::connection_info& info) { return sql::connection(info, ctx.resolver_service); })
, cache_(ctx.bus, pool_, ctx.cache_size)
, dialect_(sql::backend_provider::instance().connection_dialect(pool_.info().type))
, schema_(scm)
, resolver_factory_(ctx.resolver_factory) {
, resolver_service_(ctx.resolver_service) {
}
utils::result<void, utils::error> session::drop_table(const std::string &table_name) const {
@ -85,8 +85,8 @@ const class sql::dialect &session::dialect() const {
return dialect_;
}
std::shared_ptr<sql::producer_resolver_factory> session::resolver_factory() const {
return resolver_factory_;
std::shared_ptr<sql::resolver_service> session::resolver() const {
return resolver_service_;
}
const query::basic_schema & session::schema() const {

4
source/orm/query/basic_schema.cpp
View File

@ -85,13 +85,13 @@ void basic_schema::initialize_executor(sql::executor &exec) const {
auto factory = std::make_shared<sql::producer_resolver_factory>();
for (const auto &[key, producer] : resolver_producers_) {
auto resolver = producer->produce(exec);
exec.resolver_factory()->register_object_resolver(std::move(resolver));
exec.resolver()->register_object_resolver(std::move(resolver));
}
auto collection_factory = std::make_shared<sql::producer_collection_resolver_factory>();
for (const auto &[key, producer] : collection_resolver_producers_) {
auto resolver = producer->produce(exec);
// exec.resolver_factory()->register_collection_resolver(std::move(resolver));
exec.resolver()->register_collection_resolver(std::move(resolver));
}
}

6
source/orm/query/intermediates/fetchable_query.cpp
View File

@ -39,7 +39,7 @@ utils::result<sql::query_result<sql::record>, utils::error> fetchable_query::fet
utils::result<std::optional<sql::record>, utils::error> fetchable_query::fetch_one(const sql::executor &exec) const {
query_builder compiler;
auto ctx = compiler.compile(*context_, exec.dialect(), std::nullopt);
ctx.resolver_factory = exec.resolver_factory();
ctx.resolver = exec.resolver();
auto result = exec.fetch(ctx);
if (!result.is_ok()) {
return utils::failure(result.err());
@ -69,13 +69,13 @@ sql::query_context fetchable_query::compile(const sql::dialect &d) const {
utils::result<std::unique_ptr<sql::query_result_impl>, utils::error> fetchable_query::fetch(const sql::executor &exec) const {
auto ctx = compile(exec.dialect());
ctx.resolver_factory = exec.resolver_factory();
ctx.resolver = exec.resolver();
return exec.fetch(ctx);
}
utils::result<sql::statement, utils::error> fetchable_query::prepare(sql::executor &exec) const {
auto ctx = compile(exec.dialect());
ctx.resolver_factory = exec.resolver_factory();
ctx.resolver = exec.resolver();
return exec.prepare(ctx);
}

4
source/orm/query/internal/query_result_impl.cpp
View File

@ -9,12 +9,12 @@ detail::pk_reader::pk_reader(query_result_reader &reader)
query_result_impl::query_result_impl(std::unique_ptr<query_result_reader> &&reader,
std::vector<object::attribute> prototype,
const std::shared_ptr<object::object_resolver_factory>& resolver_factory,
const std::shared_ptr<sql::resolver_service>& resolver,
const size_t column_index)
: column_index_(column_index)
, prototype_(std::move(prototype))
, reader_(std::move(reader))
, resolver_factory_(resolver_factory)
, resolver_(resolver)
, id_reader_(*reader_)
, pk_reader_(*reader_) {
}

16
source/orm/sql/connection.cpp
View File

@ -33,10 +33,10 @@ connection::connection(const connection_info& info, logger_ptr sql_logger)
}
connection::connection(const connection_info &info,
std::shared_ptr<producer_resolver_factory> resolver_factory,
const std::shared_ptr<resolver_service>& resolver,
logger_ptr sql_logger)
: logger_(std::move(sql_logger))
, resolver_factory_(std::move(resolver_factory)) {
, resolver_service_(resolver) {
connection_.reset(backend_provider::instance().create_connection(info.type, info));
}
@ -45,9 +45,9 @@ connection::connection(const std::string& dns, const logger_ptr &sql_logger)
{}
connection::connection(const std::string &dns,
std::shared_ptr<producer_resolver_factory> resolver_factory,
const std::shared_ptr<resolver_service> &resolver,
const logger_ptr &sql_logger)
: connection(connection_info::parse(dns), std::move(resolver_factory), sql_logger)
: connection(connection_info::parse(dns), std::move(resolver), sql_logger)
{}
connection::connection(const connection &x) {
@ -70,13 +70,13 @@ connection &connection::operator=(const connection &x) {
connection::connection( connection&& x ) noexcept
: connection_(std::move(x.connection_))
, logger_(std::move(x.logger_))
, resolver_factory_(std::move(x.resolver_factory_))
, resolver_service_(std::move(x.resolver_service_))
{}
connection & connection::operator=(connection &&x) noexcept {
connection_ = std::move(x.connection_);
logger_ = std::move(x.logger_);
resolver_factory_ = std::move(x.resolver_factory_);
resolver_service_ = std::move(x.resolver_service_);
return *this;
}
@ -233,8 +233,8 @@ const class dialect &connection::dialect() const
return connection_->dialect();
}
std::shared_ptr<class producer_resolver_factory> connection::resolver_factory() const {
return resolver_factory_;
std::shared_ptr<resolver_service> connection::resolver() const {
return resolver_service_;
}
utils::result<std::unique_ptr<statement_impl>, utils::error> connection::perform_prepare(const query_context& ctx) const {

4
source/orm/sql/producer_resolver_factory.cpp
View File

@ -1,7 +1,7 @@
#include "matador/sql/producer_resolver_factory.hpp"
namespace matador::sql {
std::shared_ptr<object::abstract_type_resolver> producer_resolver_factory::acquire_object_resolver(const std::type_index &type) {
std::shared_ptr<object::abstract_type_resolver> producer_resolver_factory::acquire_object_resolver(const std::type_index &type) const {
if (const auto it = resolvers_.find(type); it != resolvers_.end()) {
return it->second;
}
@ -14,7 +14,7 @@ void producer_resolver_factory::register_object_resolver(std::shared_ptr<object:
std::shared_ptr<object::abstract_collection_resolver>
producer_collection_resolver_factory::acquire_collection_resolver(const std::type_index& root_type,
const std::type_index& element_type,
const std::string& collection_name) {
const std::string& collection_name) const {
const composite_key key{root_type, element_type, collection_name};
if (const auto it = resolvers_.find(key); it != resolvers_.end()) {
return it->second;

10
source/orm/sql/resolver_service.cpp Normal file
View File

@ -0,0 +1,10 @@
#include "matador/sql/resolver_service.hpp"
namespace matador::sql {
void resolver_service::register_object_resolver(std::shared_ptr<object::abstract_type_resolver>&& resolver) {
object_resolver_factory_.register_object_resolver(std::move(resolver));
}
void resolver_service::register_collection_resolver(std::shared_ptr<object::abstract_collection_resolver>&& resolver) {
collection_resolver_factory_.register_collection_resolver(std::move(resolver));
}
} // namespace matador::query

7
test/backends/QueryTest.cpp
View File

@ -588,11 +588,14 @@ TEST_CASE_METHOD(QueryFixture, "Test load entity with eager has many relation",
}
TEST_CASE_METHOD(QueryFixture, "Test load entity with lazy has many relation", "[query][has_many][lazy]") {
auto result = repo.attach<author>("authors")
.and_then( [this] { return repo.attach<book>("books"); } )
// auto result = repo.attach<author>("authors")
// .and_then( [this] { return repo.attach<book>("books"); } )
auto result = repo.attach<book>("books")
.and_then( [this] { return repo.attach<author>("authors"); } )
.and_then([this] {
return repo.create(db);
} );
REQUIRE(result.is_ok());
repo.initialize_executor(db);

3
test/models/author.hpp
View File

@ -4,6 +4,7 @@
#include "matador/utils/access.hpp"
#include "matador/object/object_ptr.hpp"
#include "matador/object/collection.hpp"
#include <string>
#include <vector>
@ -25,7 +26,7 @@ struct author {
std::string date_of_birth;
unsigned short year_of_birth{};
bool distinguished{false};
std::vector<object::object_ptr<book> > books;
object::collection<object::object_ptr<book> > books;
template<typename Operator>
void process(Operator &op) {

3
test/models/department.hpp
View File

@ -2,6 +2,7 @@
#define DEPARTMENT_EMPLOYEE_HPP
#include "matador/object/object_ptr.hpp"
#include "matador/object/collection.hpp"
#include <string>
#include <vector>
@ -16,7 +17,7 @@ struct department {
: id(id), name(std::move(name)) {}
unsigned int id{};
std::string name;
std::vector<object::object_ptr<employee>> employees{};
object::collection<object::object_ptr<employee>> employees{};
// object::object_ptr<employee> manager;
template<typename Operator>

2
test/orm/backend/test_connection.cpp
View File

@ -51,7 +51,7 @@ utils::result<size_t, utils::error> test_connection::execute(const std::string &
utils::result<std::unique_ptr<sql::query_result_impl>, utils::error> test_connection::fetch(const sql::query_context &context) {
return utils::ok(std::make_unique<sql::query_result_impl>(std::make_unique<test_result_reader>(),
context.prototype,
context.resolver_factory,
context.resolver,
context.prototype.size()));
}

2
test/orm/backend/test_statement.cpp
View File

@ -21,7 +21,7 @@ utils::result<size_t, utils::error> test_statement::execute(const sql::parameter
utils::result<std::unique_ptr<sql::query_result_impl>, utils::error> test_statement::fetch(const sql::parameter_binder &/*bindings*/) {
return utils::ok(std::make_unique<sql::query_result_impl>(std::make_unique<test_result_reader>(),
query_.prototype,
query_.resolver_factory,
query_.resolver,
query_.prototype.size()));
}