void exec(AgentProxy& ap, typename AgentProxy::handler_type hdl) const final {
auto node = this->get_first_child();
if (node && m_count > 0) {
exec_impl(ap, node, m_count, false, std::move(hdl));
} else {
ap(hdl, false);
}
}
void statement::run_exec()
{
if (sm_)
{
std::string bindings = bindings_.str();
boost::timer t;
try
{
exec_impl();
}
catch(...)
{
sm_->statement_executed(patched_query().c_str(), bindings, false, t.elapsed(), 0);
throw;
}
sm_->statement_executed(patched_query().c_str(), bindings, true, t.elapsed(), affected());
}
else
exec_impl();
}
void exec_impl(AgentProxy& ap,
abstract_node<AgentProxy>* node,
size_t count,
bool current,
typename AgentProxy::handler_type hdl) const {
if (count > 0) {
node->exec(ap, [=, &ap] (bool result, typename AgentProxy::agent_type*) {
exec_impl(ap, node, count - 1, current || result, std::move(hdl));
});
} else {
ap(hdl, current);
}
}
void exec_impl( AgentProxy& ap,
abstract_node<AgentProxy>* node,
typename AgentProxy::handler_type hdl) const {
if (node) {
node->exec(ap, [=, &ap] (bool result, void*) {
if (!result) {
ap(hdl, false);
} else {
exec_impl(ap, node->get_next_sibling(), std::move(hdl));
}
});
} else {
ap(hdl, true);
}
}
void exec(AgentProxy& ap, typename AgentProxy::handler_type hdl) const final {
exec_impl(ap, this->get_first_child(), std::move(hdl));
}
