| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| |
| #include "options.hpp" |
| |
| #include <proton/container.hpp> |
| #include <proton/listen_handler.hpp> |
| #include <proton/listener.hpp> |
| #include <proton/message.hpp> |
| #include <proton/message_id.hpp> |
| #include <proton/messaging_handler.hpp> |
| #include <proton/sender.hpp> |
| #include <proton/sender_options.hpp> |
| #include <proton/source_options.hpp> |
| #include <proton/tracker.hpp> |
| |
| #include <iostream> |
| #include <map> |
| #include <string> |
| #include <sstream> |
| #include <cctype> |
| |
| |
| class server : 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; |
| } |
| }; |
| |
| typedef std::map<std::string, proton::sender> sender_map; |
| listener_ready_handler listen_handler; |
| std::string url; |
| sender_map senders; |
| int address_counter; |
| |
| public: |
| server(const std::string &u) : url(u), address_counter(0) {} |
| |
| void on_container_start(proton::container &c) override { |
| c.listen(url, listen_handler); |
| } |
| |
| std::string to_upper(const std::string &s) { |
| std::string uc(s); |
| size_t l = uc.size(); |
| |
| for (size_t i=0; i<l; i++) |
| uc[i] = static_cast<char>(std::toupper(uc[i])); |
| |
| return uc; |
| } |
| |
| std::string generate_address() { |
| std::ostringstream addr; |
| addr << "server" << address_counter++; |
| |
| return addr.str(); |
| } |
| |
| void on_sender_open(proton::sender &sender) override { |
| if (sender.source().dynamic()) { |
| std::string addr = generate_address(); |
| sender.open(proton::sender_options().source(proton::source_options().address(addr))); |
| senders[addr] = sender; |
| } |
| } |
| |
| void on_message(proton::delivery &, proton::message &m) override { |
| std::cout << "Received " << m.body() << std::endl; |
| |
| std::string reply_to = m.reply_to(); |
| sender_map::iterator it = senders.find(reply_to); |
| |
| if (it == senders.end()) { |
| std::cout << "No link for reply_to: " << reply_to << std::endl; |
| } else { |
| proton::sender sender = it->second; |
| proton::message reply; |
| |
| reply.to(reply_to); |
| reply.body(to_upper(proton::get<std::string>(m.body()))); |
| reply.correlation_id(m.correlation_id()); |
| |
| sender.send(reply); |
| } |
| } |
| }; |
| |
| int main(int argc, char **argv) { |
| std::string address("amqp://127.0.0.1:5672/examples"); |
| example::options opts(argc, argv); |
| |
| opts.add_value(address, 'a', "address", "listen on URL", "URL"); |
| |
| try { |
| opts.parse(); |
| |
| server srv(address); |
| proton::container(srv).run(); |
| |
| 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; |
| } |