Basic configuration and example of ActiveMQ: basic configuration of activemq

Basic configuration and example of ActiveMQ: basic configuration of activemq
1. Download ActiveMQ

Go to the official website download: http://activemq.apache.org/

Ii. Run ActiveMQ

Decompress apache-activemq-5.11.1-bin.zip. Because the system is 32-bit, enter the apache-activemq-5.11.1 \ bin \ win32 Directory.

1. Install InstallService. bat. If so, you may have installed the service on your computer.

/** To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */package testactivemq; import javax. jms. *; import org. apache. activemq. activeMQConnection; import org. apache. activemq. activeMQConnectionFactory;/***** @ author lin np */public class JmsSender {private ConnectionFactory connect IonFactory = null; private Connection connection = null; private Session session = null; private Destination destination = null; private MessageProducer producer = null; private static final int SEND_NUMBER = 5; /*****/public void init () {// construct the ConnectionFactory instance object. The implementation of ActiveMq jar connectionFactory = new ActiveMQConnectionFactory (ActiveMQConnection. DEFAULT_USER, ActiveMQConnection. DEFAULT_P ASSWORD, "tcp: // localhost: 61616"); // ActiveMQ uses the default TCP connection port 61616 try {// construct the connection object connection = connectionFactory from the factory. createConnection (); connection. start (); // get the operation connection session = connection. createSession (Boolean. TRUE, Session. AUTO_ACKNOWLEDGE);/*** first method: Queue * // destination = session. createQueue ("xkey"); // "xkey" can be used to obtain other values. // Producer = session. createProducer (destination); // obtain the message generator [Sender]/*** second method: Topic */Topic topic = session. createTopic ("xkey. topic "); producer = session. createProducer (topic);/***** // The settings are not persistent. Learn here and decide the producer according to the project. setDeliveryMode (DeliveryMode. NON_PERSISTENT); // construct a message. The message is written to an end here. The project is a parameter, or the method used to obtain sendMessage (session, producer); session. commit ();} catch (Exception e) {e. printStackTrace ();} finally {try {connection. close ();} catch (JMSException e) {// TODO Auto-generated catch block e. printStackTrace () ;}} private void sendMessage (Session session, MessageProducer producer) throws JMSException {for (int I = 1; I <= SEND_NUMBER; I ++) {TextMessage message = session. createTextMessage ("ActiveMq message:" + I); // send the message System. out. println ("Send message:" + "ActiveMq message:" + I); producer. send (message) ;}}/*** @ param args */public static void main (String [] args) {// TODO Auto-generated method stub JmsSender jms = new JmsSender (); jms. init ();}}

JmsReceiver. java File

/** To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */package testactivemq; import javax. jms. *; import org. apache. activemq. activeMQConnection; import org. apache. activemq. activeMQConnectionFactory;/***** @ author lin np */public class JmsReceiver {private ConnectionFactory conne CtionFactory = null; private Connection connection = null; private Session session = null; private MessageConsumer consumer = null; private Destination destination = null; public void init () {connectionFactory = new ActiveMQConnectionFactory (ActiveMQConnection. DEFAULT_USER, ActiveMQConnection. DEFAULT_PASSWORD, "tcp: // localhost: 61616"); // The default TCP connection port used by ActiveMQ is 61616 try {// construct the connection object obtained from the factory = ConnectionFactory. createConnection (); connection. start (); // get the operation connection session = connection. createSession (Boolean. TRUE, Session. AUTO_ACKNOWLEDGE);/*** first method: Queue * // destination = session. createQueue ("xkey"); // consumer = session. createConsumer (destination);/*** Method 2: Topic */Topic topic = session. createTopic ("xkey. topic "); consumer = session. createConsumer (topic);/*****/while (true ){/ /Set the time for the receiver to receive the message. For the convenience of testing, who is set to 500 s TextMessage message = (TextMessage) consumer. receive (500000); if (null! = Message) {System. out. println ("Receiver" + message. getText () ;}else {break ;}} catch (Exception e) {e. printStackTrace ();} finally {try {connection. close ();} catch (JMSException e) {// TODO Auto-generated catch block e. printStackTrace () ;}}/ *** @ param args */public static void main (String [] args) {// TODO Auto-generated method stub JmsReceiver jms = new JmsReceiver (); jms. init ();}}

4. Test process

The activemq. bat service is running throughout the process.

4.1 run the JmsReceiver. java file. The testActiveMQ (run) console displays

Log4j: WARN No appenders cocould be found for logger (org. apache. activemq. transport. WireFormatNegotiator ).
Log4j: WARN Please initialize the log4j system properly.
Log4j: WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.

4.2 run the JmsSender. java file, testActiveMQ (run) #2 console will appear

Log4j: WARN No appenders cocould be found for logger (org. apache. activemq. transport. WireFormatNegotiator ).
Log4j: WARN Please initialize the log4j system properly.
Log4j: WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
Send message: the message sent by ActiveMq: 1
Send message: the message sent by ActiveMq: 2
Send message: the message sent by ActiveMq: 3
Send message: the message sent by ActiveMq: 4
Send message: the message sent by ActiveMq: 5

The warning information can be ignored, and you have not found the source of the warning.

4.3 returned to the testActiveMQ (run) Console

Run:
Log4j: WARN No appenders cocould be found for logger (org. apache. activemq. transport. WireFormatNegotiator ).
Log4j: WARN Please initialize the log4j system properly.
Log4j: WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
The message sent by the Receiver ActiveMq: 1
Messages sent by the Receiver ActiveMq: 2
Messages sent by the Receiver ActiveMq: 3
The message sent by the Receiver ActiveMq: 4
Messages sent by the Receiver ActiveMq: 5

 

Main reference:

Http://www.cnblogs.com/xwdreamer/archive/2012/02/21/2360818.html

Http://www.open-open.com/lib/view/open1388994166156.html