void MessageDispatcher::sent(const qi::Message& msg) {
//store Call id, we can use them later to notify the client
//if the call did not succeed. (network disconnection, message lost)
if (msg.type() == qi::Message::Type_Call)
{
boost::mutex::scoped_lock l(_messageSentMutex);
MessageSentMap::iterator it = _messageSent.find(msg.id());
if (it != _messageSent.end()) {
qiLogInfo() << "Message ID conflict. A message with the same Id is already in flight" << msg.id();
return;
}
_messageSent[msg.id()] = msg.address();
}
return;
}
void MessageDispatcher::dispatch(const qi::Message& msg) {
//remove the address from the messageSent map
if (msg.type() == qi::Message::Type_Reply)
{
boost::mutex::scoped_lock sl(_messageSentMutex);
MessageSentMap::iterator it;
it = _messageSent.find(msg.id());
if (it != _messageSent.end())
_messageSent.erase(it);
else
qiLogDebug() << "Message " << msg.id() << " is not in the messageSent map";
}
{
boost::shared_ptr<OnMessageSignal> sig[2];
bool hit = false;
{
boost::recursive_mutex::scoped_lock sl(_signalMapMutex);
SignalMap::iterator it;
it = _signalMap.find(Target(msg.service(), msg.object()));
if (it != _signalMap.end())
{
hit = true;
sig[0] = it->second;
}
it = _signalMap.find(Target(msg.service(), ALL_OBJECTS));
if (it != _signalMap.end())
{
hit = true;
sig[1] = it->second;
}
}
if (sig[0])
(*sig[0])(msg);
if (sig[1])
(*sig[1])(msg);
if (!hit) // FIXME: that should probably never happen, raise log level
qiLogDebug() << "No listener for service " << msg.service();
}
}
//should be done in the object thread
void RemoteObject::onMessagePending(const qi::Message &msg)
{
qiLogDebug() << this << "(" << _service << '/' << _object << ") msg " << msg.address() << " " << msg.buffer().size();
if (msg.object() != _object)
{
qiLogDebug() << "Passing message " << msg.address() << " to host " ;
{
boost::mutex::scoped_lock lock(_socketMutex);
if(_socket)
ObjectHost::onMessage(msg, _socket);
return;
}
}
if (msg.type() == qi::Message::Type_Event) {
SignalBase* sb = signal(msg.event());
if (sb)
{
try {
// Signal associated with properties have incorrect signature,
// Trust MetaObject.
//std::string sig = sb->signature();
const MetaSignal* ms = _self.metaObject().signal(msg.event());
qi::Signature sig = ms->parametersSignature();
// Remove top-level tuple
//sig = sig.substr(1, sig.length()-2);
//TODO: Optimise
AnyReference value = msg.value((msg.flags()&Message::TypeFlag_DynamicPayload)? "m":sig, _socket);
{
GenericFunctionParameters args;
if (sig == "m")
args = value.content().asTupleValuePtr();
else
args = value.asTupleValuePtr();
qiLogDebug() << "Triggering local event listeners with args : " << args.size();
sb->trigger(args);
}
value.destroy();
}
catch (const std::exception& e)
{
qiLogWarning() << "Deserialize error on event: " << e.what();
}
}
else
{
qiLogWarning() << "Event message on unknown signal " << msg.event();
qiLogDebug() << metaObject().signalMap().size();
}
return;
}
if (msg.type() != qi::Message::Type_Reply
&& msg.type() != qi::Message::Type_Error
&& msg.type() != qi::Message::Type_Canceled) {
qiLogError() << "Message " << msg.address() << " type not handled: " << msg.type();
return;
}
qi::Promise<AnyReference> promise;
{
boost::mutex::scoped_lock lock(_promisesMutex);
std::map<int, qi::Promise<AnyReference> >::iterator it;
it = _promises.find(msg.id());
if (it != _promises.end()) {
promise = _promises[msg.id()];
_promises.erase(it);
qiLogDebug() << "Handling promise id:" << msg.id();
} else {
qiLogError() << "no promise found for req id:" << msg.id()
<< " obj: " << msg.service() << " func: " << msg.function() << " type: " << Message::typeToString(msg.type());
return;
}
}
switch (msg.type()) {
case qi::Message::Type_Canceled: {
qiLogDebug() << "Message " << msg.address() << " has been cancelled.";
promise.setCanceled();
return;
}
case qi::Message::Type_Reply: {
// Get call signature
MetaMethod* mm = metaObject().method(msg.function());
if (!mm)
{
qiLogError() << "Result for unknown function "
<< msg.function();
promise.setError("Result for unknown function");
return;
}
try {
qi::AnyReference val = msg.value(
(msg.flags() & Message::TypeFlag_DynamicPayload) ?
"m" : mm->returnSignature(),
_socket);
promise.setValue(val);
} catch (std::runtime_error &err) {
promise.setError(err.what());
}
qiLogDebug() << "Message " << msg.address() << " passed to promise";
return;
}
case qi::Message::Type_Error: {
try {
static std::string sigerr("m");
qi::AnyReference gvp = msg.value(sigerr, _socket).content();
std::string err = gvp.asString();
qiLogVerbose() << "Received error message" << msg.address() << ":" << err;
promise.setError(err);
} catch (std::runtime_error &e) {
//houston we have an error about the error..
promise.setError(e.what());
}
return;
}
default:
//not possible
return;
}
}