/**
* midgard_transaction_begin:
* @self: #MidgardTransaction instance
*
* Begins new, underlying database provider's transaction.
* In case of error, #MidgardConnection error is set to MGD_ERR_INTERNAL.
*
* Returns: %TRUE on success, %FALSE otherwise.
*
* Since: 9.09
*/
gboolean
midgard_transaction_begin (MidgardTransaction *self)
{
_ASSERT_T_MGD(self);
gboolean rv = FALSE;
GdaConnection *cnc = _T_CNC(self);
MidgardConnection *mgd = self->priv->mgd;
GError *error = NULL;
g_debug("Begin named transaction '%s'", self->priv->name);
rv = gda_connection_begin_transaction(cnc, self->priv->name,
GDA_TRANSACTION_ISOLATION_UNKNOWN, &error);
if (!error && rv)
return TRUE;
midgard_set_error(mgd,
MGD_GENERIC_ERROR,
MGD_ERR_INTERNAL,
error && error->message ? error->message : " Unknown error.");
if (error)
g_error_free(error);
return FALSE;
}
gboolean
midgard_cr_core_transaction_get_status (MidgardCRCoreTransaction *self)
{
_ASSERT_T_MGD (self);
GdaConnection *cnc = _T_CNC (self);
if (!cnc)
return FALSE;
GdaTransactionStatus *status = gda_connection_get_transaction_status(cnc);
if (status->state == 0)
return TRUE;
return FALSE;
}
void
midgard_cr_core_transaction_rollback (MidgardCRCoreTransaction *self, GError **error)
{
_ASSERT_T_MGD (self);
gboolean rv = FALSE;
GdaConnection *cnc = _T_CNC (self);
MidgardCRSQLStorageManager *manager = self->priv->manager;
GError *err = NULL;
rv = gda_connection_rollback_transaction (cnc, self->priv->name, &err);
if (err)
g_propagate_error (error, err);
if (!rv && !err)
g_warning ("Failed to rollback underlying database transaction and no error has been set");
return;
}
