Qpid Proton C++ API 0.39.0
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Accepts an incoming connection and then receives like simple_recv.

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

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#include "options.hpp"
#include <proton/link.hpp>
#include <proton/value.hpp>
#include <iostream>
#include <map>
class direct_recv : public proton::messaging_handler {
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 expected;
int received;
direct_recv(const std::string &s, int c) : url(s), expected(c), received(0) {}
listener = c.listen(url, listen_handler);
void on_message(proton::delivery &d, proton::message &msg) override {
if (proton::coerce<int>(msg.id()) < received) {
return; // Ignore duplicate
if (expected == 0 || received < expected) {
std::cout << msg.body() << std::endl;
if (received == expected) {
int main(int argc, char **argv) {
std::string address("");
int message_count = 100;
example::options opts(argc, argv);
opts.add_value(address, 'a', "address", "listen and receive on URL", "URL");
opts.add_value(message_count, 'm', "messages", "receive COUNT messages", "COUNT");
try {
direct_recv recv(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:50
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.
A received message.
Definition: delivery.hpp:40
class receiver receiver() const
Return the receiver for this delivery.
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_message(delivery &, message &)
A message is received.
virtual void on_container_start(container &)
The container event loop is starting.
class connection connection() const
Return the connection for this transfer.
A connection to a remote AMQP peer.
A top-level container of connections, sessions, and links.
A received message.
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 holder for any AMQP value, simple or complex.