/**
* Registers and initializes consumer to consume given Broker(exchange).
*
* @param exchangeName the exhange name to use on message subscribe.
* @param routingKey the routing key to use for the binding to queue.
* @return new {@link Channel} which is bind to an exchange by the given parameters
* @throws RabbitMqClientException
*/
@Override
public Channel subscribe(String exchangeName, String routingKey, RabbitMqConnection connection)
throws RabbitMqClientException {
RabbitMqConnectionFactory rabbitMqConnection =
new RabbitMqConnectionFactory(connection.getConnectionUri());
rabbitMqConnection.newConnection();
Channel channel = rabbitMqConnection.newChannel();
try {
channel.queueBind(channel.queueDeclare().getQueue(), exchangeName, routingKey);
} catch (IOException e) {
throw new RabbitMqClientException("Cant bind the queue to exchange", e);
}
return channel;
}
/**
* Publish messages to queues.
*
* @param message message entity to publish.
* @throws RabbitMqClientException
*/
@Override
public void publish(Message message, RabbitMqConnection connection)
throws RabbitMqClientException {
RabbitMqConnectionFactory rabbitMqConnection =
new RabbitMqConnectionFactory(connection.getConnectionUri());
rabbitMqConnection.newConnection();
try {
RabbitMqPublish.instance().send(message, rabbitMqConnection);
} catch (IOException e) {
throw new RabbitMqClientException("cant publish messages", e);
} finally {
rabbitMqConnection.close();
}
}