int main()
{
std::cout << "\n Demonstrating C++11 Blocking Queue";
std::cout << "\n ====================================";
BlockingQueue<std::string> q;
std::thread t(test, &q);
for(int i=0; i<15; ++i)
{
std::ostringstream temp;
temp << i;
std::string msg = std::string("msg#") + temp.str();
{
std::lock_guard<std::mutex> l(ioLock);
std::cout << "\n main enQing " << msg.c_str();
}
q.enQ(msg);
std::this_thread::sleep_for(std::chrono::milliseconds(3));
}
q.enQ("quit");
t.join();
std::cout << "\n";
std::cout << "\n Making copy of BlockingQueue";
std::cout << "\n ------------------------------";
std::string msg = "test";
q.enQ(msg);
std::cout << "\n q.size() = " << q.size();
BlockingQueue<std::string> q2 = q; // make default copy
std::cout << "\n q2.size() = " << q2.size();
std::cout << "\n q element = " << (msg = q.deQ());
q.enQ(msg);
std::cout << "\n q2 element = " << q2.deQ() << "\n";
std::cout << "\n Assigning state of BlockingQueue";
std::cout << "\n ----------------------------------";
BlockingQueue<std::string> q3;
q3 = q;
std::cout << "\n q.size() = " << q.size();
std::cout << "\n q3.size() = " << q3.size();
std::cout << "\n q element = " << q.deQ();
q.enQ(msg);
std::cout << "\n q3 element = " << q3.deQ() << "\n";
std::cout << "\n\n";
}
void ClientHandler::operator()(Socket& socket_)
{
Display *disp = new Display();
BlockingQueue<string> q_;
while (true)
{
Receiver *rs = new Receiver();
std::string command = socket_.recvString();
q_.enQ(command);
if (command.size() == 0)
break;
size_t size= q_.size();
string ackmsg;
for (size_t i = 0; i < size; i++)
{
command = q_.deQ();
ackmsg = rs->start(command, socket_);
}
Sender *s = new Sender();
if (ackmsg != "")
{
s->sendAck(socket_, ackmsg);
}
}
disp->show("ClientHandler socket connection closing");
socket_.shutDown();
socket_.close();
disp->show("ClientHandler thread terminating");
}
int main() {
::SetConsoleTitle("ClientHandler");
Show::attach(&std::cout);
Show::start();
Show::title("\n ClientHandler Server started");
BlockingQueue<HttpMessage> msgQ;
SocketSystem ss;
SocketListener sl(8080, Socket::IP6);
ClientHandler cp(msgQ);
sl.start(cp);
try
{
while (true)
{
HttpMessage msg = msgQ.deQ();
std::cout << "\n\n clienthandler " + msg.findValue("toAddr") + " recvd message contents:\n "
+ msg.bodyString() + "\n from client " + msg.findValue("fromAddr") + "\n";
if (msg.bodyString() == "closeServer") {
::Sleep(100);
}
}
}
catch (std::exception& exc)
{
Show::write("\n Exeception caught: ");
std::string exMsg = "\n " + std::string(exc.what()) + "\n\n";
Show::write(exMsg);
}
std::cout << "\n\n";
return 0;
}
// ------------------------------------ Starts Receiver for the this component ---------------------------
void Server::startReceiverThread()
{
BlockingQueue<HttpMessage> msgQ;
try
{
SocketSystem ss;
SocketListener sl(getServerPort(), Socket::IP6);
Receiver cp(msgQ,"Server");
sl.start(cp);
/*
* Since this is a server the loop below never terminates.
* We could easily change that by sending a distinguished
* message for shutdown.
*/
while (true)
{
HttpMessage msg = msgQ.deQ();
std::string cPort = msg.findValue("From-Port");
if (msg.attributes()[0].first == "GET") { // Checks if its an file extraction request
std::string filename = msg.findValue("file");
Show::write("\n\n Client @: "+cPort+ " => requested file :: " + filename);
sendServerFiles(msg);
}
else
Show::write("\n\n Message from client @:"+cPort +" => " + msg.bodyString());
}
}
catch (std::exception& exc)
{
Show::write("\n Exeception caught: ");
std::string exMsg = "\n " + std::string(exc.what()) + "\n\n";
Show::write(exMsg);
}
}
void PopAndShow(BlockingQueue<double>& q)
{
long save = cout.flags(); // save format state
cout.flags(ios::showpoint); // show decimal point
cout.precision(3); // show only 3 digits on right of decimal
double item = q.deQ();
cout << "\n " << setw(4) << item << " : ";
cout << "Q size = " << q.size();
cout.flags(save); // restore format state
}
// Function for reterieving files which contains search text specified in the message
string Receiver::performTextSearch(string msg1, string &result)
{
Display * disp = new Display();
TextSearch *ts = new TextSearch();
Message *m = new Message();
BlockingQueue<std::string> resultfiles;
std::vector<string> file_patterns, all_files;
string sstr = m->getmsgBody1(msg1), file_path = m->getFileName(msg1), filepattern = m->getPatterns(msg1), token, resultfiles1;
disp->show("\n*******************************************\n");
string prtmsg ="Performing Text Search for string: "+ sstr + " on files with patterns " + filepattern+"\n";
disp->show(prtmsg);
std::istringstream ss(filepattern);
while (std::getline(ss, token, ','))
{
file_patterns.push_back(token);
}
all_files = showFiles(file_path, file_patterns);
for each (string file in all_files)
{
if (ts->search(sstr, file))
resultfiles.enQ(file);
}
size_t vecsize = resultfiles.size();
for (size_t i = 0; i < vecsize; i++)
{
resultfiles1 = resultfiles1 + resultfiles.deQ();
resultfiles1.append(";");
}
disp->show("Sending Result File list to client \n");
disp->show("*******************************************\n\n");
Message *resmsg = new Message();
Message orgmsg;
orgmsg.setMessage(msg1);
resmsg->setCommand("textsearch");
resmsg->setFileAttrs(orgmsg.getFileName(msg1));
resmsg->setsendAddr(orgmsg.getrecvAddr(msg1));
resmsg->setrecAddr(orgmsg.getsendAddr(msg1));
resmsg->setmsgBody(resultfiles1);
result = resmsg->getMessage();
return result;
}
Message RequestProcessor::GetMessage()
{
return outQ.deQ();
}
