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// file : odb/database.hxx
// copyright : Copyright (c) 2009-2012 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#ifndef ODB_DATABASE_HXX
#define ODB_DATABASE_HXX
#include <odb/pre.hxx>
#include <string>
#include <cstddef> // std::size_t
#include <odb/traits.hxx>
#include <odb/forward.hxx>
#include <odb/query.hxx>
#include <odb/result.hxx>
#include <odb/connection.hxx>
#include <odb/exceptions.hxx>
#include <odb/details/export.hxx>
namespace odb
{
class transaction_impl;
class LIBODB_EXPORT database
{
public:
virtual
~database ();
// Object persistence API.
//
public:
// Make the object persistent.
//
template <typename T>
typename object_traits<T>::id_type
persist (T& object);
template <typename T>
typename object_traits<T>::id_type
persist (T* obj_ptr);
template <typename T, template <typename> class P>
typename object_traits<T>::id_type
persist (const P<T>& obj_ptr);
template <typename T, typename A1, template <typename, typename> class P>
typename object_traits<T>::id_type
persist (const P<T, A1>& obj_ptr);
template <typename T, template <typename> class P>
typename object_traits<T>::id_type
persist (P<T>& obj_ptr);
template <typename T, typename A1, template <typename, typename> class P>
typename object_traits<T>::id_type
persist (P<T, A1>& obj_ptr);
template <typename T>
typename object_traits<T>::id_type
persist (const typename object_traits<T>::pointer_type& obj_ptr);
// Throw object_not_persistent if not found.
//
template <typename T>
typename object_traits<T>::pointer_type
load (const typename object_traits<T>::id_type& id);
template <typename T>
void
load (const typename object_traits<T>::id_type& id, T& object);
template <typename T>
void
reload (T& object);
template <typename T>
void
reload (T* obj_ptr);
template <typename T, template <typename> class P>
void
reload (const P<T>& obj_ptr);
template <typename T, typename A1, template <typename, typename> class P>
void
reload (const P<T, A1>& obj_ptr);
template <typename T, template <typename> class P>
void
reload (P<T>& obj_ptr);
template <typename T, typename A1, template <typename, typename> class P>
void
reload (P<T, A1>& obj_ptr);
template <typename T>
void
reload (const typename object_traits<T>::pointer_type& obj_ptr);
// Return NULL/false if not found.
//
template <typename T>
typename object_traits<T>::pointer_type
find (const typename object_traits<T>::id_type& id);
template <typename T>
bool
find (const typename object_traits<T>::id_type& id, T& object);
// Update the state of a modified objects.
//
template <typename T>
void
update (T& object);
template <typename T>
void
update (T* obj_ptr);
template <typename T, template <typename> class P>
void
update (const P<T>& obj_ptr);
template <typename T, typename A1, template <typename, typename> class P>
void
update (const P<T, A1>& obj_ptr);
template <typename T, template <typename> class P>
void
update (P<T>& obj_ptr);
template <typename T, typename A1, template <typename, typename> class P>
void
update (P<T, A1>& obj_ptr);
template <typename T>
void
update (const typename object_traits<T>::pointer_type& obj_ptr);
// Make the object transient. Throw object_not_persistent if not
// found.
//
template <typename T>
void
erase (const typename object_traits<T>::id_type& id);
template <typename T>
void
erase (T& object);
template <typename T>
void
erase (T* obj_ptr);
template <typename T, template <typename> class P>
void
erase (const P<T>& obj_ptr);
template <typename T, typename A1, template <typename, typename> class P>
void
erase (const P<T, A1>& obj_ptr);
template <typename T, template <typename> class P>
void
erase (P<T>& obj_ptr);
template <typename T, typename A1, template <typename, typename> class P>
void
erase (P<T, A1>& obj_ptr);
template <typename T>
void
erase (const typename object_traits<T>::pointer_type& obj_ptr);
// Erase multiple objects matching a query predicate.
//
template <typename T>
unsigned long long
erase_query ();
template <typename T>
unsigned long long
erase_query (const char*);
template <typename T>
unsigned long long
erase_query (const std::string&);
template <typename T>
unsigned long long
erase_query (const odb::query<T>&);
// Query API.
//
template <typename T>
result<T>
query (bool cache = true);
template <typename T>
result<T>
query (const char*, bool cache = true);
template <typename T>
result<T>
query (const std::string&, bool cache = true);
template <typename T>
result<T>
query (const odb::query<T>&, bool cache = true);
// Native database statement execution.
//
public:
unsigned long long
execute (const char* statement);
unsigned long long
execute (const std::string& statement);
unsigned long long
execute (const char* statement, std::size_t length);
// Transactions.
//
public:
virtual transaction_impl*
begin () = 0;
// Connections.
//
public:
connection_ptr
connection ();
// SQL statement tracing.
//
public:
typedef odb::tracer tracer_type;
void
tracer (tracer_type&);
void
tracer (tracer_type*);
tracer_type*
tracer () const;
protected:
database ();
private:
database (const database&);
database& operator= (const database&);
protected:
typedef odb::connection connection_type;
virtual connection_type*
connection_ () = 0;
protected:
template <typename T>
typename object_traits<T>::id_type
persist_ (const typename object_traits<T>::pointer_type&);
template <typename T>
void
update_ (const typename object_traits<T>::pointer_type&);
template <typename T>
void
erase_ (const typename object_traits<T>::pointer_type&);
template <typename T, class_kind kind>
struct query_;
protected:
tracer_type* tracer_;
};
}
#include <odb/database.ixx>
#include <odb/database.txx>
#include <odb/post.hxx>
#endif // ODB_DATABASE_HXX
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