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// file : odb/oracle/database.hxx
// copyright : Copyright (c) 2009-2017 Code Synthesis Tools CC
// license : ODB NCUEL; see accompanying LICENSE file
#ifndef ODB_ORACLE_DATABASE_HXX
#define ODB_ORACLE_DATABASE_HXX
#include <odb/pre.hxx>
#include <string>
#include <iosfwd> // std::ostream
#include <odb/database.hxx>
#include <odb/details/config.hxx> // ODB_CXX11
#include <odb/details/unique-ptr.hxx>
#include <odb/details/transfer-ptr.hxx>
#include <odb/oracle/version.hxx>
#include <odb/oracle/forward.hxx>
#include <odb/oracle/query.hxx>
#include <odb/oracle/tracer.hxx>
#include <odb/oracle/connection.hxx>
#include <odb/oracle/connection-factory.hxx>
#include <odb/oracle/auto-handle.hxx>
#include <odb/oracle/oracle-fwd.hxx>
#include <odb/oracle/details/export.hxx>
namespace odb
{
namespace oracle
{
class transaction_impl;
class LIBODB_ORACLE_EXPORT database: public odb::database
{
public:
database (const std::string& user,
const std::string& password,
const std::string& db,
ub2 charset = 0,
ub2 ncharset = 0,
OCIEnv* environment = 0,
details::transfer_ptr<connection_factory> =
details::transfer_ptr<connection_factory> ());
database (const std::string& user,
const std::string& password,
const std::string& service,
const std::string& host,
unsigned int port = 0,
ub2 charset = 0,
ub2 ncharset = 0,
OCIEnv* environment = 0,
details::transfer_ptr<connection_factory> =
details::transfer_ptr<connection_factory> ());
// Extract the database parameters from the command line. The
// following options are recognized:
//
// --user
// --password
// --database
// --service
// --host
// --port
// --options-file
//
// For more information, see the output of the print_usage() function
// below. If erase is true, the above options are removed from the
// argv array and the argc count is updated accordingly. This
// constructor may throw the cli_exception exception.
//
database (int& argc,
char* argv[],
bool erase = false,
ub2 charset = 0,
ub2 ncharset = 0,
OCIEnv* environment = 0,
details::transfer_ptr<connection_factory> =
details::transfer_ptr<connection_factory> ());
// Move-constructible but not move-assignable.
//
#ifdef ODB_CXX11
database (database&&);
#endif
static void
print_usage (std::ostream&);
// 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 (const 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);
// Bulk persist. Can be a range of references or pointers (including
// smart pointers) to objects.
//
template <typename I>
void
persist (I begin, I end, bool continue_failed = true);
// Load an object. 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);
// Load (or reload, if it is already loaded) a section of an object.
//
template <typename T>
void
load (T& object, section&);
// Reload an 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);
// Loan an object if found. 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);
// Bulk update. Can be a range of references or pointers (including
// smart pointers) to objects.
//
template <typename I>
void
update (I begin, I end, bool continue_failed = true);
// Update a section of an object. Throws the section_not_loaded
// exception if the section is not loaded. Note also that this
// function does not clear the changed flag if it is set.
//
template <typename T>
void
update (const T& object, const section&);
// 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);
// Bulk erase.
//
template <typename T, typename I>
void
erase (I id_begin, I id_end, bool continue_failed = true);
// Can be a range of references or pointers (including smart pointers)
// to objects.
//
template <typename I>
void
erase (I obj_begin, I obj_end, bool continue_failed = true);
// 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 oracle::query_base&);
template <typename T>
unsigned long long
erase_query (const odb::query_base&);
// Query API.
//
template <typename T>
result<T>
query ();
template <typename T>
result<T>
query (const char*);
template <typename T>
result<T>
query (const std::string&);
template <typename T>
result<T>
query (const oracle::query_base&);
template <typename T>
result<T>
query (const odb::query_base&);
// Query one API.
//
template <typename T>
typename result<T>::pointer_type
query_one ();
template <typename T>
bool
query_one (T& object);
template <typename T>
T
query_value ();
template <typename T>
typename result<T>::pointer_type
query_one (const char*);
template <typename T>
bool
query_one (const char*, T& object);
template <typename T>
T
query_value (const char*);
template <typename T>
typename result<T>::pointer_type
query_one (const std::string&);
template <typename T>
bool
query_one (const std::string&, T& object);
template <typename T>
T
query_value (const std::string&);
template <typename T>
typename result<T>::pointer_type
query_one (const oracle::query_base&);
template <typename T>
bool
query_one (const oracle::query_base&, T& object);
template <typename T>
T
query_value (const oracle::query_base&);
template <typename T>
typename result<T>::pointer_type
query_one (const odb::query_base&);
template <typename T>
bool
query_one (const odb::query_base&, T& object);
template <typename T>
T
query_value (const odb::query_base&);
// Query preparation.
//
template <typename T>
prepared_query<T>
prepare_query (const char* name, const char*);
template <typename T>
prepared_query<T>
prepare_query (const char* name, const std::string&);
template <typename T>
prepared_query<T>
prepare_query (const char* name, const oracle::query_base&);
template <typename T>
prepared_query<T>
prepare_query (const char* name, const odb::query_base&);
// Transactions.
//
public:
virtual transaction_impl*
begin ();
public:
connection_ptr
connection ();
public:
const std::string&
user () const
{
return user_;
}
const std::string&
password () const
{
return password_;
}
const std::string&
db () const
{
return db_;
}
const std::string&
service () const
{
return service_;
}
const std::string&
host () const
{
return host_;
}
unsigned int
port () const
{
return port_;
}
ub2
charset () const
{
return charset_;
}
ub2
ncharset () const
{
return ncharset_;
}
OCIEnv*
environment ()
{
return environment_;
}
// SQL statement tracing.
//
public:
typedef oracle::tracer tracer_type;
void
tracer (tracer_type& t)
{
odb::database::tracer (t);
}
void
tracer (tracer_type* t)
{
odb::database::tracer (t);
}
using odb::database::tracer;
// Database schema version.
//
protected:
virtual const schema_version_info&
load_schema_version (const std::string& schema_name) const;
public:
// Database id constant (useful for meta-programming).
//
static const odb::database_id database_id = id_oracle;
public:
virtual
~database ();
protected:
virtual odb::connection*
connection_ ();
private:
// Note: remember to update move ctor if adding any new members.
//
std::string user_;
std::string password_;
std::string db_;
std::string service_;
std::string host_;
unsigned int port_;
ub2 charset_;
ub2 ncharset_;
auto_handle<OCIEnv> auto_environment_;
OCIEnv* environment_;
details::unique_ptr<connection_factory> factory_;
};
}
}
#include <odb/oracle/database.ixx>
#include <odb/post.hxx>
#endif // ODB_ORACLE_DATABASE_HXX
|
