qamqp/tutorials/pubsub/receive_logs/main.cpp

76 lines
2.0 KiB
C++

#include <QCoreApplication>
#include <QTimer>
#include <QDebug>
#include "qamqpclient.h"
#include "qamqpexchange.h"
#include "qamqpqueue.h"
class LogReceiver : public QObject
{
Q_OBJECT
public:
LogReceiver(QObject *parent = 0) : QObject(parent) {}
public Q_SLOTS:
void start() {
connect(&m_client, SIGNAL(connected()), this, SLOT(clientConnected()));
m_client.connectToHost();
}
private Q_SLOTS:
void clientConnected() {
QAmqpExchange *exchange = m_client.createExchange("logs");
connect(exchange, SIGNAL(declared()), this, SLOT(exchangeDeclared()));
exchange->declare(QAmqpExchange::FanOut);
}
void exchangeDeclared() {
QAmqpQueue *temporaryQueue = m_client.createQueue();
connect(temporaryQueue, SIGNAL(declared()), this, SLOT(queueDeclared()));
connect(temporaryQueue, SIGNAL(bound()), this, SLOT(queueBound()));
connect(temporaryQueue, SIGNAL(messageReceived()), this, SLOT(messageReceived()));
temporaryQueue->declare(QAmqpQueue::Exclusive);
}
void queueDeclared() {
QAmqpQueue *temporaryQueue = qobject_cast<QAmqpQueue*>(sender());
if (!temporaryQueue)
return;
temporaryQueue->bind("logs", temporaryQueue->name());
}
void queueBound() {
QAmqpQueue *temporaryQueue = qobject_cast<QAmqpQueue*>(sender());
if (!temporaryQueue)
return;
qDebug() << " [*] Waiting for logs. To exit press CTRL+C";
temporaryQueue->consume(QAmqpQueue::coNoAck);
}
void messageReceived() {
QAmqpQueue *temporaryQueue = qobject_cast<QAmqpQueue*>(sender());
if (!temporaryQueue)
return;
QAmqpMessage message = temporaryQueue->dequeue();
qDebug() << " [x] " << message.payload();
}
private:
QAmqpClient m_client;
};
int main(int argc, char **argv)
{
QCoreApplication app(argc, argv);
LogReceiver logReceiver;
logReceiver.start();
return app.exec();
}
#include "main.moc"