Qpid Proton C++ API  0.37.0
direct_send.cpp

Accepts an incoming connection and then sends like simple_send. You can connect directly to direct_send without a broker using simple_recv.cpp. Make sure to stop the broker first or use a different port for direct_send.

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* Unless required by applicable law or agreed to in writing,
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#include "options.hpp"
#include <proton/value.hpp>
#include <proton/types.hpp>
#include <iostream>
#include <map>
class simple_send : public proton::messaging_handler {
private:
class listener_ready_handler : public proton::listen_handler {
void on_open(proton::listener& l) override {
std::cout << "listening on " << l.port() << std::endl;
}
};
std::string url;
proton::listener listener;
listener_ready_handler listen_handler;
int sent;
int confirmed;
int total;
public:
simple_send(const std::string &s, int c) : url(s), sent(0), confirmed(0), total(c) {}
listener = c.listen(url, listen_handler);
}
void on_sendable(proton::sender &sender) override {
while (sender.credit() && sent < total) {
std::map<std::string, int> m;
m["sequence"] = sent + 1;
msg.id(sent + 1);
msg.body(m);
sender.send(msg);
sent++;
}
}
void on_tracker_accept(proton::tracker &t) override {
confirmed++;
if (confirmed == total) {
std::cout << "all messages confirmed" << std::endl;
listener.stop();
}
}
sent = confirmed;
}
};
int main(int argc, char **argv) {
std::string address("127.0.0.1:5672/examples");
int message_count = 100;
example::options opts(argc, argv);
opts.add_value(address, 'a', "address", "listen and send on URL", "URL");
opts.add_value(message_count, 'm', "messages", "send COUNT messages", "COUNT");
try {
opts.parse();
simple_send send(address, message_count);
return 0;
} catch (const example::bad_option& e) {
std::cout << opts << std::endl << e.what() << std::endl;
} catch (const std::exception& e) {
std::cerr << e.what() << std::endl;
}
return 1;
}
void close()
Close the connection.
A top-level container of connections, sessions, and links.
Definition: container.hpp:49
void run()
Run the container in the current thread.
listener listen(const std::string &listen_url, listen_handler &handler)
Listen for new connections on listen_url.
Unsettled API - A handler for incoming connections.
Definition: listen_handler.hpp:39
A listener for incoming connections.
Definition: listener.hpp:33
int port()
Unsettedled API
void stop()
Stop listening on the address provided to the call to container::listen that returned this listener.
An AMQP message.
Definition: message.hpp:48
void id(const message_id &)
Set the message ID.
void body(const value &x)
Set the body. Equivalent to body() = x.
Handler for Proton messaging events.
Definition: messaging_handler.hpp:69
virtual void on_tracker_accept(tracker &)
The receiving peer accepted a transfer.
virtual void on_sendable(sender &)
A message can be sent.
virtual void on_transport_close(transport &)
The final event for a connection: there will be no more reconnect attempts and no more event function...
virtual void on_container_start(container &)
The container event loop is starting.
A channel for sending messages.
Definition: sender.hpp:40
tracker send(const message &m)
Send a message on the sender.
A tracker for a sent message.
Definition: tracker.hpp:41
class connection connection() const
Return the connection for this transfer.
A network channel supporting an AMQP connection.
Definition: transport.hpp:37
A connection to a remote AMQP peer.
A top-level container of connections, sessions, and links.
Unsettled API - A handler for incoming connections.
A listener for incoming connections.
An AMQP message.
An AMQP message ID.
Handler for Proton messaging events.
A tracker for a sent message.
Proton types used to represent AMQP types.
A holder for any AMQP value, simple or complex.