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-rw-r--r--makefile34
-rw-r--r--odb/mysql/connection-factory.cxx37
-rw-r--r--odb/mysql/connection-factory.hxx54
-rw-r--r--odb/mysql/connection.cxx44
-rw-r--r--odb/mysql/connection.hxx44
-rw-r--r--odb/mysql/database.cxx174
-rw-r--r--odb/mysql/database.hxx160
-rw-r--r--odb/mysql/database.ixx16
-rw-r--r--odb/mysql/exceptions.cxx38
-rw-r--r--odb/mysql/exceptions.hxx54
-rw-r--r--odb/mysql/forward.hxx20
-rw-r--r--odb/mysql/makefile68
-rw-r--r--odb/mysql/transaction-impl.cxx60
-rw-r--r--odb/mysql/transaction-impl.hxx50
-rw-r--r--odb/mysql/transaction-impl.ixx16
-rw-r--r--odb/mysql/transaction.cxx26
-rw-r--r--odb/mysql/transaction.hxx53
-rw-r--r--odb/mysql/transaction.ixx41
18 files changed, 989 insertions, 0 deletions
diff --git a/makefile b/makefile
new file mode 100644
index 0000000..ea14d69
--- /dev/null
+++ b/makefile
@@ -0,0 +1,34 @@
+# file : makefile
+# author : Boris Kolpackov <boris@codesynthesis.com>
+# copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+# license : GNU GPL v2; see accompanying LICENSE file
+
+include $(dir $(lastword $(MAKEFILE_LIST)))build/bootstrap.make
+
+default := $(out_base)/
+test := $(out_base)/.test
+install := $(out_base)/.install
+clean := $(out_base)/.clean
+
+# Build.
+#
+$(default): $(out_base)/odb/mysql/ #$(out_base)/tests/
+
+# Test.
+#
+$(test): $(out_base)/tests/.test
+
+# Install.
+#
+$(install): $(out_base)/odb/mysql/.install
+ $(call install-data,$(src_base)/LICENSE,$(install_doc_dir)/libodb-mysql/LICENSE)
+ $(call install-data,$(src_base)/README,$(install_doc_dir)/libodb-mysql/README)
+
+# Clean.
+#
+$(clean): $(out_base)/odb/mysql/.clean #$(out_base)/tests/.clean
+
+$(call include,$(bld_root)/install.make)
+
+$(call import,$(src_base)/odb/mysql/makefile)
+#$(call import,$(src_base)/tests/makefile)
diff --git a/odb/mysql/connection-factory.cxx b/odb/mysql/connection-factory.cxx
new file mode 100644
index 0000000..64fdc57
--- /dev/null
+++ b/odb/mysql/connection-factory.cxx
@@ -0,0 +1,37 @@
+// file : odb/mysql/connection-factory.cxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#include <odb/mysql/connection-factory.hxx>
+
+namespace odb
+{
+ namespace mysql
+ {
+ //
+ // connection_factory
+ //
+
+ connection_factory::
+ ~connection_factory ()
+ {
+ }
+
+ //
+ // new_connection_factory
+ //
+
+ shared_ptr<connection> new_connection_factory::
+ connect ()
+ {
+ return shared_ptr<connection> (new (shared) connection (*db_));
+ }
+
+ void new_connection_factory::
+ database (database_type& db)
+ {
+ db_ = &db;
+ }
+ }
+}
diff --git a/odb/mysql/connection-factory.hxx b/odb/mysql/connection-factory.hxx
new file mode 100644
index 0000000..e316f18
--- /dev/null
+++ b/odb/mysql/connection-factory.hxx
@@ -0,0 +1,54 @@
+// file : odb/mysql/connection-factory.hxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_MYSQL_CONNECTION_FACTORY_HXX
+#define ODB_MYSQL_CONNECTION_FACTORY_HXX
+
+#include <odb/shared-ptr.hxx>
+
+#include <odb/mysql/forward.hxx>
+#include <odb/mysql/connection.hxx>
+
+namespace odb
+{
+ namespace mysql
+ {
+ class connection_factory
+ {
+ public:
+ virtual shared_ptr<connection>
+ connect () = 0;
+
+ public:
+ typedef mysql::database database_type;
+
+ virtual void
+ database (database_type&) = 0;
+
+ virtual
+ ~connection_factory ();
+ };
+
+ class new_connection_factory: public connection_factory
+ {
+ public:
+ new_connection_factory ()
+ : db_ (0)
+ {
+ }
+
+ virtual shared_ptr<connection>
+ connect ();
+
+ virtual void
+ database (database_type&);
+
+ private:
+ database_type* db_;
+ };
+ }
+}
+
+#endif // ODB_MYSQL_CONNECTION_FACTORY_HXX
diff --git a/odb/mysql/connection.cxx b/odb/mysql/connection.cxx
new file mode 100644
index 0000000..9edb814
--- /dev/null
+++ b/odb/mysql/connection.cxx
@@ -0,0 +1,44 @@
+// file : odb/mysql/connection.cxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2005-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#include <new> // std::bad_alloc
+
+#include <odb/mysql/database.hxx>
+#include <odb/mysql/connection.hxx>
+#include <odb/mysql/exceptions.hxx>
+
+namespace odb
+{
+ namespace mysql
+ {
+ connection::
+ connection (database& db)
+ : handle_ (&mysql_)
+ {
+ if (mysql_init (handle_) == 0)
+ throw std::bad_alloc ();
+
+ if (mysql_real_connect (handle_,
+ db.host (),
+ db.user (),
+ db.passwd (),
+ db.db (),
+ db.port (),
+ db.socket (),
+ db.client_flags ()) == 0)
+ {
+ database_exception e (handle_);
+ mysql_close (handle_);
+ throw e;
+ }
+ }
+
+ connection::
+ ~connection ()
+ {
+ mysql_close (handle_);
+ }
+ }
+}
diff --git a/odb/mysql/connection.hxx b/odb/mysql/connection.hxx
new file mode 100644
index 0000000..e0f44a3
--- /dev/null
+++ b/odb/mysql/connection.hxx
@@ -0,0 +1,44 @@
+// file : odb/mysql/connection.hxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2005-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_MYSQL_CONNECTION_HXX
+#define ODB_MYSQL_CONNECTION_HXX
+
+#include <mysql/mysql.h>
+
+#include <odb/forward.hxx>
+#include <odb/shared-ptr.hxx>
+
+namespace odb
+{
+ namespace mysql
+ {
+ class connection: public shared_base
+ {
+ public:
+ connection (database&);
+
+ virtual
+ ~connection ();
+
+ public:
+ MYSQL*
+ handle ()
+ {
+ return handle_;
+ }
+
+ private:
+ connection (const connection&);
+ connection& operator= (const connection&);
+
+ private:
+ MYSQL mysql_;
+ MYSQL* handle_;
+ };
+ }
+}
+
+#endif // ODB_MYSQL_CONNECTION_HXX
diff --git a/odb/mysql/database.cxx b/odb/mysql/database.cxx
new file mode 100644
index 0000000..7902bcf
--- /dev/null
+++ b/odb/mysql/database.cxx
@@ -0,0 +1,174 @@
+// file : odb/mysql/database.cxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#include <odb/session.hxx>
+#include <odb/transaction.hxx>
+
+#include <odb/mysql/database.hxx>
+#include <odb/mysql/connection-factory.hxx>
+
+using namespace std;
+
+namespace odb
+{
+ namespace mysql
+ {
+ database::
+ ~database ()
+ {
+ }
+
+ database::
+ database (const char* user,
+ const char* passwd,
+ const char* db,
+ const char* host,
+ unsigned int port,
+ const char* socket,
+ unsigned long client_flags,
+ auto_ptr<connection_factory> factory)
+ : user_ (user ? user : ""),
+ passwd_str_ (passwd ? passwd : ""),
+ passwd_ (passwd ? passwd_str_.c_str () : 0),
+ db_ (db ? db : ""),
+ host_ (host ? host : ""),
+ port_ (port),
+ socket_str_ (socket ? socket : ""),
+ socket_ (socket ? socket_str_.c_str () : 0),
+ client_flags_ (client_flags),
+ factory_ (factory)
+ {
+ if (factory_.get () == 0)
+ factory_.reset (new new_connection_factory ());
+
+ factory_->database (*this);
+ }
+
+ database::
+ database (const string& user,
+ const string& passwd,
+ const string& db,
+ const string& host,
+ unsigned int port,
+ const string* socket,
+ unsigned long client_flags,
+ auto_ptr<connection_factory> factory)
+ : user_ (user),
+ passwd_str_ (passwd),
+ passwd_ (passwd_str_.c_str ()),
+ db_ (db),
+ host_ (host),
+ port_ (port),
+ socket_str_ (socket ? *socket : ""),
+ socket_ (socket ? socket_str_.c_str () : 0),
+ client_flags_ (client_flags),
+ factory_ (factory)
+ {
+ if (factory_.get () == 0)
+ factory_.reset (new new_connection_factory ());
+
+ factory_->database (*this);
+ }
+
+ database::
+ database (const string& user,
+ const string* passwd,
+ const string& db,
+ const string& host,
+ unsigned int port,
+ const string* socket,
+ unsigned long client_flags,
+ auto_ptr<connection_factory> factory)
+ : user_ (user),
+ passwd_str_ (passwd ? *passwd : ""),
+ passwd_ (passwd ? passwd_str_.c_str () : 0),
+ db_ (db),
+ host_ (host),
+ port_ (port),
+ socket_str_ (socket ? *socket : ""),
+ socket_ (socket ? socket_str_.c_str () : 0),
+ client_flags_ (client_flags),
+ factory_ (factory)
+ {
+ if (factory_.get () == 0)
+ factory_.reset (new new_connection_factory ());
+
+ factory_->database (*this);
+ }
+
+ database::
+ database (const string& user,
+ const string& passwd,
+ const string& db,
+ const string& host,
+ unsigned int port,
+ const string& socket,
+ unsigned long client_flags,
+ auto_ptr<connection_factory> factory)
+ : user_ (user),
+ passwd_str_ (passwd),
+ passwd_ (passwd_str_.c_str ()),
+ db_ (db),
+ host_ (host),
+ port_ (port),
+ socket_str_ (socket),
+ socket_ (socket_str_.c_str ()),
+ client_flags_ (client_flags),
+ factory_ (factory)
+ {
+ if (factory_.get () == 0)
+ factory_.reset (new new_connection_factory ());
+
+ factory_->database (*this);
+ }
+
+ database::
+ database (const string& user,
+ const string* passwd,
+ const string& db,
+ const string& host,
+ unsigned int port,
+ const string& socket,
+ unsigned long client_flags,
+ auto_ptr<connection_factory> factory)
+ : user_ (user),
+ passwd_str_ (passwd ? *passwd : ""),
+ passwd_ (passwd ? passwd_str_.c_str () : 0),
+ db_ (db),
+ host_ (host),
+ port_ (port),
+ socket_str_ (socket),
+ socket_ (socket_str_.c_str ()),
+ client_flags_ (client_flags),
+ factory_ (factory)
+ {
+ if (factory_.get () == 0)
+ factory_.reset (new new_connection_factory ());
+
+ factory_->database (*this);
+ }
+
+ transaction_impl* database::
+ begin_transaction ()
+ {
+ if (odb::transaction::has_current ())
+ throw already_in_transaction ();
+
+ if (session::has_current ())
+ return new transaction_impl (*this, session::current ());
+ else
+ return new transaction_impl (*this);
+ }
+
+ transaction_impl* database::
+ begin_transaction (session& s)
+ {
+ if (odb::transaction::has_current ())
+ throw already_in_transaction ();
+
+ return new transaction_impl (*this, s);
+ }
+ }
+}
diff --git a/odb/mysql/database.hxx b/odb/mysql/database.hxx
new file mode 100644
index 0000000..be939a7
--- /dev/null
+++ b/odb/mysql/database.hxx
@@ -0,0 +1,160 @@
+// file : odb/mysql/database.hxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_MYSQL_DATABASE_HXX
+#define ODB_MYSQL_DATABASE_HXX
+
+#include <string>
+#include <memory> // std::auto_ptr
+
+#include <mysql/mysql.h>
+
+#include <odb/shared-ptr.hxx>
+#include <odb/database.hxx>
+
+#include <odb/mysql/forward.hxx>
+#include <odb/mysql/connection.hxx>
+#include <odb/mysql/connection-factory.hxx>
+#include <odb/mysql/transaction-impl.hxx>
+
+namespace odb
+{
+ namespace mysql
+ {
+ class database: public odb::database
+ {
+ public:
+ typedef mysql::connection connection_type;
+
+ public:
+ // In MySQL NULL and empty string are treated as the same value
+ // for all the arguments except passwd and socket.
+ //
+ database (const char* user,
+ const char* passwd,
+ const char* db,
+ const char* host = 0,
+ unsigned int port = 0,
+ const char* socket = 0,
+ unsigned long client_flags = 0,
+ std::auto_ptr<connection_factory> =
+ std::auto_ptr<connection_factory> (0));
+
+ database (const std::string& user,
+ const std::string& passwd,
+ const std::string& db,
+ const std::string& host = "",
+ unsigned int port = 0,
+ const std::string* socket = 0,
+ unsigned long client_flags = 0,
+ std::auto_ptr<connection_factory> =
+ std::auto_ptr<connection_factory> (0));
+
+ database (const std::string& user,
+ const std::string* passwd,
+ const std::string& db,
+ const std::string& host = "",
+ unsigned int port = 0,
+ const std::string* socket = 0,
+ unsigned long client_flags = 0,
+ std::auto_ptr<connection_factory> =
+ std::auto_ptr<connection_factory> (0));
+
+ database (const std::string& user,
+ const std::string& passwd,
+ const std::string& db,
+ const std::string& host,
+ unsigned int port,
+ const std::string& socket,
+ unsigned long client_flags = 0,
+ std::auto_ptr<connection_factory> =
+ std::auto_ptr<connection_factory> (0));
+
+ database (const std::string& user,
+ const std::string* passwd,
+ const std::string& db,
+ const std::string& host,
+ unsigned int port,
+ const std::string& socket,
+ unsigned long client_flags = 0,
+ std::auto_ptr<connection_factory> =
+ std::auto_ptr<connection_factory> (0));
+
+ public:
+ const char*
+ user () const
+ {
+ return user_.c_str ();
+ }
+
+ const char*
+ passwd () const
+ {
+ return passwd_;
+ }
+
+ const char*
+ db () const
+ {
+ return db_.c_str ();
+ }
+
+ const char*
+ host () const
+ {
+ return host_.c_str ();
+ }
+
+ unsigned int
+ port () const
+ {
+ return port_;
+ }
+
+ const char*
+ socket () const
+ {
+ return socket_;
+ }
+
+ unsigned long
+ client_flags () const
+ {
+ return client_flags_;
+ }
+
+ public:
+ virtual transaction_impl*
+ begin_transaction ();
+
+ virtual transaction_impl*
+ begin_transaction (session&);
+
+ public:
+ shared_ptr<connection_type>
+ connection ();
+
+ public:
+ virtual
+ ~database ();
+
+ private:
+ const std::string user_;
+ const std::string passwd_str_;
+ const char* passwd_;
+ const std::string db_;
+ const std::string host_;
+ unsigned int port_;
+ const std::string socket_str_;
+ const char* socket_;
+ unsigned long client_flags_;
+ std::auto_ptr<connection_factory> factory_;
+ };
+ }
+}
+
+#include <odb/mysql/database.ixx>
+
+#endif // ODB_MYSQL_DATABASE_HXX
diff --git a/odb/mysql/database.ixx b/odb/mysql/database.ixx
new file mode 100644
index 0000000..8d927b5
--- /dev/null
+++ b/odb/mysql/database.ixx
@@ -0,0 +1,16 @@
+// file : odb/mysql/database.ixx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+namespace odb
+{
+ namespace mysql
+ {
+ inline shared_ptr<database::connection_type> database::
+ connection ()
+ {
+ return factory_->connect ();
+ }
+ }
+}
diff --git a/odb/mysql/exceptions.cxx b/odb/mysql/exceptions.cxx
new file mode 100644
index 0000000..4ee80fb
--- /dev/null
+++ b/odb/mysql/exceptions.cxx
@@ -0,0 +1,38 @@
+// file : odb/mysql/exceptions.cxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2005-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#include <sstream>
+
+#include <odb/mysql/exceptions.hxx>
+
+using namespace std;
+
+namespace odb
+{
+ namespace mysql
+ {
+ database_exception::
+ ~database_exception () throw ()
+ {
+ }
+
+ database_exception::
+ database_exception (MYSQL* h)
+ : error_ (mysql_errno (h)),
+ sqlstate_ (mysql_sqlstate (h)),
+ message_ (mysql_error (h))
+ {
+ ostringstream ostr;
+ ostr << error_ << " (" << sqlstate_ << "): " << message_;
+ what_ = ostr.str ();
+ }
+
+ char const* database_exception::
+ what () const throw ()
+ {
+ return what_.c_str ();
+ }
+ }
+}
diff --git a/odb/mysql/exceptions.hxx b/odb/mysql/exceptions.hxx
new file mode 100644
index 0000000..a4e729b
--- /dev/null
+++ b/odb/mysql/exceptions.hxx
@@ -0,0 +1,54 @@
+// file : odb/mysql/exceptions.hxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2005-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_MYSQL_EXCEPTIONS_HXX
+#define ODB_MYSQL_EXCEPTIONS_HXX
+
+#include <string>
+
+#include <mysql/mysql.h>
+
+#include <odb/exceptions.hxx>
+
+namespace odb
+{
+ namespace mysql
+ {
+ struct database_exception: odb::database_exception
+ {
+ database_exception (MYSQL*);
+ ~database_exception () throw ();
+
+ unsigned int
+ error () const
+ {
+ return error_;
+ }
+
+ const std::string&
+ sqlstate () const
+ {
+ return sqlstate_;
+ }
+
+ const std::string&
+ message () const
+ {
+ return message_;
+ }
+
+ virtual char const*
+ what () const throw ();
+
+ private:
+ unsigned int error_;
+ std::string sqlstate_;
+ std::string message_;
+ std::string what_;
+ };
+ }
+}
+
+#endif // ODB_MYSQL_EXCEPTIONS_HXX
diff --git a/odb/mysql/forward.hxx b/odb/mysql/forward.hxx
new file mode 100644
index 0000000..41baa1c
--- /dev/null
+++ b/odb/mysql/forward.hxx
@@ -0,0 +1,20 @@
+// file : odb/mysql/forward.hxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2005-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_MYSQL_FORWARD_HXX
+#define ODB_MYSQL_FORWARD_HXX
+
+namespace odb
+{
+ namespace mysql
+ {
+ class database;
+ class connection;
+ class connection_factory;
+ class transaction;
+ }
+}
+
+#endif // ODB_MYSQL_FORWARD_HXX
diff --git a/odb/mysql/makefile b/odb/mysql/makefile
new file mode 100644
index 0000000..ce2204e
--- /dev/null
+++ b/odb/mysql/makefile
@@ -0,0 +1,68 @@
+# file : odb/mysql/makefile
+# author : Boris Kolpackov <boris@codesynthesis.com>
+# copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+# license : GNU GPL v2; see accompanying LICENSE file
+
+include $(dir $(lastword $(MAKEFILE_LIST)))../../build/bootstrap.make
+
+cxx_tun := \
+connection.cxx \
+connection-factory.cxx \
+database.cxx \
+exceptions.cxx \
+transaction.cxx \
+transaction-impl.cxx
+
+cxx_obj := $(addprefix $(out_base)/,$(cxx_tun:.cxx=.o))
+cxx_od := $(cxx_obj:.o=.o.d)
+
+odb_mysql.l := $(out_base)/odb-mysql.l
+odb_mysql.l.cpp-options := $(out_base)/odb-mysql.l.cpp-options
+
+default := $(out_base)/
+install := $(out_base)/.install
+clean := $(out_base)/.clean
+
+# Import.
+#
+$(call import,\
+ $(scf_root)/import/libodb/stub.make,\
+ l: odb.l,cpp-options: odb.l.cpp-options)
+
+$(call import,\
+ $(scf_root)/import/libmysqlclient/stub.make,\
+ l: mysql.l,cpp-options: mysql.l.cpp-options)
+
+# Build.
+#
+$(odb_mysql.l): $(cxx_obj) $(odb.l) $(mysql.l)
+$(odb_mysql.l.cpp-options): value := -I$(src_root)
+$(odb_mysql.l.cpp-options): $(odb.l.cpp-options) $(mysql.l.cpp-options)
+
+$(cxx_obj) $(cxx_od): $(odb_mysql.l.cpp-options)
+
+$(call include-dep,$(cxx_od))
+
+# Convenience alias for default target.
+#
+$(out_base)/: $(odb_mysql.l)
+
+# Install.
+#
+$(install): $(odb_mysql.l)
+ $(call install-lib,$<,$(install_lib_dir)/$(ld_lib_prefix)odb-mysql$(ld_lib_suffix))
+ $(call install-dir,$(src_base),$(install_inc_dir)/odb/mysql,\
+'(' -name '*.hxx' -o -name '*.ixx' -o -name '*.txx' ')')
+
+# Clean.
+#
+$(clean): $(odb_mysql.l).o.clean \
+ $(odb_mysql.l.cpp-options).clean \
+ $(addsuffix .cxx.clean,$(cxx_obj)) \
+ $(addsuffix .cxx.clean,$(cxx_od))
+
+# How to.
+#
+$(call include,$(bld_root)/cxx/o-l.make)
+$(call include,$(bld_root)/cxx/cxx-o.make)
+$(call include,$(bld_root)/cxx/cxx-d.make)
diff --git a/odb/mysql/transaction-impl.cxx b/odb/mysql/transaction-impl.cxx
new file mode 100644
index 0000000..fde19de
--- /dev/null
+++ b/odb/mysql/transaction-impl.cxx
@@ -0,0 +1,60 @@
+// file : odb/mysql/transaction-impl.cxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#include <mysql/mysql.h>
+
+#include <odb/mysql/database.hxx>
+#include <odb/mysql/connection.hxx>
+#include <odb/mysql/exceptions.hxx>
+#include <odb/mysql/transaction-impl.hxx>
+
+namespace odb
+{
+ namespace mysql
+ {
+ transaction_impl::
+ transaction_impl (database_type& db)
+ : odb::transaction_impl (db), connection_ (db.connection ())
+ {
+ MYSQL* h (connection_->handle ());
+
+ if (mysql_real_query (h, "begin", 5) != 0)
+ throw database_exception (h);
+ }
+
+ transaction_impl::
+ transaction_impl (database_type& db, session_type& s)
+ : odb::transaction_impl (db, s), connection_ (db.connection ())
+ {
+ MYSQL* h (connection_->handle ());
+
+ if (mysql_real_query (h, "begin", 5) != 0)
+ throw database_exception (h);
+ }
+
+ transaction_impl::
+ ~transaction_impl ()
+ {
+ }
+
+ void transaction_impl::
+ commit ()
+ {
+ MYSQL* h (connection_->handle ());
+
+ if (mysql_real_query (h, "commit", 6) != 0)
+ throw database_exception (h);
+ }
+
+ void transaction_impl::
+ rollback ()
+ {
+ MYSQL* h (connection_->handle ());
+
+ if (mysql_real_query (h, "rollback", 8) != 0)
+ throw database_exception (h);
+ }
+ }
+}
diff --git a/odb/mysql/transaction-impl.hxx b/odb/mysql/transaction-impl.hxx
new file mode 100644
index 0000000..1e611b8
--- /dev/null
+++ b/odb/mysql/transaction-impl.hxx
@@ -0,0 +1,50 @@
+// file : odb/mysql/transaction-impl.hxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_MYSQL_TRANSACTION_IMPL_HXX
+#define ODB_MYSQL_TRANSACTION_IMPL_HXX
+
+#include <odb/shared-ptr.hxx>
+#include <odb/transaction.hxx>
+
+#include <odb/mysql/forward.hxx>
+
+namespace odb
+{
+ namespace mysql
+ {
+ class transaction_impl: public odb::transaction_impl
+ {
+ protected:
+ friend class database;
+ friend class transaction;
+
+ typedef mysql::database database_type;
+ typedef mysql::connection connection_type;
+
+ transaction_impl (database_type&);
+ transaction_impl (database_type&, session_type&);
+
+ virtual
+ ~transaction_impl ();
+
+ virtual void
+ commit ();
+
+ virtual void
+ rollback ();
+
+ connection_type&
+ connection ();
+
+ private:
+ shared_ptr<connection_type> connection_;
+ };
+ }
+}
+
+#include <odb/mysql/transaction-impl.ixx>
+
+#endif // ODB_MYSQL_TRANSACTION_IMPL_HXX
diff --git a/odb/mysql/transaction-impl.ixx b/odb/mysql/transaction-impl.ixx
new file mode 100644
index 0000000..5f022d7
--- /dev/null
+++ b/odb/mysql/transaction-impl.ixx
@@ -0,0 +1,16 @@
+// file : odb/mysql/transaction-impl.ixx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+namespace odb
+{
+ namespace mysql
+ {
+ inline transaction_impl::connection_type& transaction_impl::
+ connection ()
+ {
+ return *connection_;
+ }
+ }
+}
diff --git a/odb/mysql/transaction.cxx b/odb/mysql/transaction.cxx
new file mode 100644
index 0000000..ac8cd04
--- /dev/null
+++ b/odb/mysql/transaction.cxx
@@ -0,0 +1,26 @@
+// file : odb/mysql/transaction.cxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#include <odb/mysql/transaction.hxx>
+
+namespace odb
+{
+ namespace mysql
+ {
+ transaction& transaction::
+ current ()
+ {
+ // While the impl type can be of the concrete type, the transaction
+ // object can be created as either odb:: or odb::mysql:: type. To
+ // work around that we are going to hard-cast one two the other
+ // relying on the fact that they have the same representation and
+ // no virtual functions. The former is checked in the tests.
+ //
+ odb::transaction& b (odb::transaction::current ());
+ dynamic_cast<transaction_impl&> (b.implementation ());
+ return reinterpret_cast<transaction&> (b);
+ }
+ }
+}
diff --git a/odb/mysql/transaction.hxx b/odb/mysql/transaction.hxx
new file mode 100644
index 0000000..ebb62b3
--- /dev/null
+++ b/odb/mysql/transaction.hxx
@@ -0,0 +1,53 @@
+// file : odb/mysql/transaction.hxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_MYSQL_TRANSACTION_HXX
+#define ODB_MYSQL_TRANSACTION_HXX
+
+#include <odb/transaction.hxx>
+
+#include <odb/mysql/forward.hxx>
+
+namespace odb
+{
+ namespace mysql
+ {
+ class transaction_impl;
+
+ class transaction: public odb::transaction
+ {
+ public:
+ typedef mysql::database database_type;
+ typedef mysql::connection connection_type;
+
+ explicit
+ transaction (transaction_impl*);
+
+ // Return the database this transaction is on.
+ //
+ database_type&
+ database ();
+
+ // Return the underlying database connection for this transaction.
+ //
+ connection_type&
+ connection ();
+
+ // Return current transaction or throw if there is no transaction
+ // in effect.
+ //
+ static transaction&
+ current ();
+
+ public:
+ transaction_impl&
+ implementation ();
+ };
+ }
+}
+
+#include <odb/mysql/transaction.ixx>
+
+#endif // ODB_MYSQL_TRANSACTION_HXX
diff --git a/odb/mysql/transaction.ixx b/odb/mysql/transaction.ixx
new file mode 100644
index 0000000..d4f7cc8
--- /dev/null
+++ b/odb/mysql/transaction.ixx
@@ -0,0 +1,41 @@
+// file : odb/mysql/transaction.ixx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#include <odb/mysql/database.hxx>
+#include <odb/mysql/transaction-impl.hxx>
+
+namespace odb
+{
+ namespace mysql
+ {
+ inline transaction::
+ transaction (transaction_impl* impl)
+ : odb::transaction (impl)
+ {
+ }
+
+ inline transaction::database_type& transaction::
+ database ()
+ {
+ return static_cast<database_type&> (odb::transaction::database ());
+ }
+
+ inline transaction::connection_type& transaction::
+ connection ()
+ {
+ return implementation ().connection ();
+ }
+
+ inline transaction_impl& transaction::
+ implementation ()
+ {
+ // We can use static_cast here since we have an instance of
+ // mysql::transaction.
+ //
+ return static_cast<transaction_impl&> (
+ odb::transaction::implementation ());
+ }
+ }
+}