Package org.zeromq

Examples of org.zeromq.ZMsg.push()

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            else
            if (command.equals("REQUEST")) {
                assert (request == null);    //  Strict request-reply cycle
                //  Prefix request with sequence number and empty envelope
                String sequenceText = String.format("%d", ++sequence);
                msg.push(sequenceText);
                //  Take ownership of request message
                request = msg;
                msg = null;
                //  Request expires after global timeout
                expires = System.currentTimeMillis() + GLOBAL_TIMEOUT;
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            server.expires = System.currentTimeMillis() + SERVER_TTL;

            //  Frame 1 may be sequence number for reply
            String sequenceStr = reply.popString();
            if (Integer.parseInt(sequenceStr) == sequence) {
                reply.push("OK");
                reply.send(pipe);
                request.destroy();
                request = null;
            }
            else
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                                agent.actives.remove(0);
                                server.alive = false;
                            }
                            else {
                                ZMsg request = agent.request.duplicate();
                                request.push(server.endpoint);
                                request.send(agent.router);
                                break;
                            }
                        }
                    }
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                //  Here we'd normally use cloud status information
                //
                if (reroutable != 0 && argv.length > 1 && rand.nextInt(5) == 0) {
                    //  Route to random broker peer
                    int random_peer = rand.nextInt(argv.length - 1) + 1;
                    msg.push(argv[random_peer]);
                    msg.send(cloudbe);
                } else {
                    ZFrame frame = workers.remove(0);
                    msg.wrap(frame);
                    msg.send(localbe);
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                    localCapacity--;

                } else {
                    //  Route to random broker peer
                    int random_peer = rand.nextInt(argv.length - 1) + 1;
                    msg.push(argv[random_peer]);
                    msg.send(cloudbe);
                }
            }

            //  We broadcast capacity messages to other peers; to reduce chatter
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            if (items [1].isReadable()) {
                //  Now get next client request, route to next worker
                ZMsg msg = ZMsg.recvMsg (frontend);
                if (msg == null)
                    break;          //  Interrupted
                msg.push(Worker.next(workers));
                msg.send( backend);
            }

            //  We handle heartbeating after any socket activity. First we send
            //  heartbeats to any idle workers if it's time. Then we purge any
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            else {
                reply.add(control);
                reply.add("OK");
            }
            request.destroy();
            reply.push(identity);
            if (verbose && reply != null)
                reply.dump(System.out);
            reply.send(server);
        }
        if (Thread.currentThread().isInterrupted())
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            if (items.pollin(1)) {
                // Now get next client request, route to next worker
                ZMsg msg = ZMsg.recvMsg(frontend);
                if (msg == null)
                    break; // Interrupted
                msg.push(workers.next());
                msg.send(backend);
            }

            workers.sendHeartbeats(backend);
            workers.purge();
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