Java ActiveMQ生产者多队列一个会话
如何在ActiveMQ中使用持久连接/会话将消息排队到不同的队列 我所做的:Java ActiveMQ生产者多队列一个会话,java,jms,activemq,Java,Jms,Activemq,如何在ActiveMQ中使用持久连接/会话将消息排队到不同的队列 我所做的: public class ActiveMQProducer { private static final Logger LOGGER = Logger.getLogger(ActiveMQProducer.class); private Connection connection; private MessageProducer producer; private Session se
public class ActiveMQProducer {
private static final Logger LOGGER = Logger.getLogger(ActiveMQProducer.class);
private Connection connection;
private MessageProducer producer;
private Session session;
String activeMQConnection;
public ActiveMQProducer() throws ConfigurationException, JMSException {
activeMQConnection = ActiveMQPropertyManagerFactory.getInstance().getString("active.mq.url");
}
public void setupActiveMQ(String queueName) throws JMSException {
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(activeMQConnection);
factory.setRejectedTaskHandler(new ThreadPoolExecutor.CallerRunsPolicy());
connection = factory.createConnection();
connection.start();
session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
Queue queue = session.createQueue(queueName);
producer = session.createProducer(queue);
}
public void getConnection(String queueName) throws JMSException {
if (connection == null || session == null) {
Object object = new Object();
synchronized (object) {
setupActiveMQ(queueName);
}
}
}
public <T extends Serializable> T sendToActiveMQ(String queueName, T t) throws JMSException {
getConnection(queueName);
ObjectMessage message = session.createObjectMessage(t);
producer.send(message);
return null;
}
public void sendMessageToActiveMQ(String queueName, String message) throws JMSException {
getConnection(queueName);
TextMessage toSend = session.createTextMessage(message);
producer.send(toSend);
}
}
正确的处理方法是什么?我需要向大约5个队列发送不同的消息,我是否应该打开一个新连接,排队并关闭连接,是否仍然需要保持会话/连接的持久性
谢谢。这里有一些解决方案:
每个目的地1个生产商:
import java.io.Serializable;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ThreadPoolExecutor;
import javax.jms.Connection;
import javax.jms.JMSException;
import javax.jms.MessageProducer;
import javax.jms.ObjectMessage;
import javax.jms.Queue;
import javax.jms.Session;
import javax.jms.TextMessage;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.ConfigurationException;
import org.apache.log4j.Logger;
public class ActiveMQProducer {
private static final Logger LOGGER = Logger.getLogger(ActiveMQProducer.class);
private Connection connection;
private Session session;
String activeMQConnection;
Map<String, MessageProducer> producers = Collections.synchronizedMap(new HashMap<String, MessageProducer>());
Thread shutdownHook = new Thread(new Runnable() {
@Override
public void run() {
close();
}
});
public ActiveMQProducer() throws ConfigurationException, JMSException {
activeMQConnection = ActiveMQPropertyManagerFactory.getInstance().getString("active.mq.url");
setupActiveMQ();
Runtime.getRuntime().addShutdownHook(shutdownHook);
}
public void setupActiveMQ() throws JMSException {
close();
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(activeMQConnection);
factory.setRejectedTaskHandler(new ThreadPoolExecutor.CallerRunsPolicy());
connection = factory.createConnection();
connection.start();
session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
}
@Override
protected void finalize() throws Throwable {
close();
super.finalize();
}
public void close() {
if (connection != null) {
try {
connection.close();
} catch (Exception e) {
}
connection = null;
}
}
public void getConnection() throws JMSException {
if (connection == null || session == null) {
setupActiveMQ();
}
}
public MessageProducer getProducer(String queueName) throws JMSException {
getConnection();
MessageProducer producer = producers.get(queueName);
if (producer == null) {
Queue queue = session.createQueue(queueName);
producer = session.createProducer(queue);
producers.put(queueName, producer);
}
return producer;
}
public <T extends Serializable> T sendToActiveMQ(String queueName, T t) throws JMSException {
MessageProducer producer = getProducer(queueName);
ObjectMessage message = session.createObjectMessage(t);
producer.send(message);
return null;
}
public void sendMessageToActiveMQ(String queueName, String message) throws JMSException {
MessageProducer producer = getProducer(queueName);
TextMessage toSend = session.createTextMessage(message);
producer.send(toSend);
}
}
import java.io.Serializable;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ThreadPoolExecutor;
import javax.jms.Connection;
import javax.jms.Destination;
import javax.jms.JMSException;
import javax.jms.MessageProducer;
import javax.jms.ObjectMessage;
import javax.jms.Session;
import javax.jms.TextMessage;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.ConfigurationException;
import org.apache.log4j.Logger;
public class ActiveMQProducer2 {
private static final Logger LOGGER = Logger.getLogger(ActiveMQProducer2.class);
private Connection connection;
private Session session;
String activeMQConnection;
Map<String, Destination> destinations = Collections.synchronizedMap(new HashMap<String, Destination>());
private MessageProducer producer;
Thread shutdownHook = new Thread(new Runnable() {
@Override
public void run() {
close();
}
});
public ActiveMQProducer2() throws ConfigurationException, JMSException {
activeMQConnection = ActiveMQPropertyManagerFactory.getInstance().getString("active.mq.url");
setupActiveMQ();
Runtime.getRuntime().addShutdownHook(shutdownHook);
}
public void setupActiveMQ() throws JMSException {
close();
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(activeMQConnection);
factory.setRejectedTaskHandler(new ThreadPoolExecutor.CallerRunsPolicy());
connection = factory.createConnection();
connection.start();
session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
producer = session.createProducer(session.createTemporaryQueue());
}
@Override
protected void finalize() throws Throwable {
close();
super.finalize();
}
public void close() {
if (connection != null) {
try {
connection.close();
} catch (Exception e) {
}
connection = null;
}
}
public void getConnection() throws JMSException {
if (connection == null || session == null) {
setupActiveMQ();
}
}
public Destination getDestination(String queueName) throws JMSException {
getConnection();
Destination destination = destinations.get(queueName);
if (destination == null) {
destination = session.createQueue(queueName);
destinations.put(queueName, destination);
}
return destination;
}
public <T extends Serializable> T sendToActiveMQ(String queueName, T t) throws JMSException {
Destination destination = getDestination(queueName);
ObjectMessage message = session.createObjectMessage(t);
producer.send(destination, message);
return null;
}
public void sendMessageToActiveMQ(String queueName, String message) throws JMSException {
Destination destination = getDestination(queueName);
TextMessage toSend = session.createTextMessage(message);
producer.send(destination, toSend);
}
}
import java.io.Serializable;
导入java.util.Collections;
导入java.util.HashMap;
导入java.util.Map;
导入java.util.concurrent.ThreadPoolExecutor;
导入javax.jms.Connection;
导入javax.jms.jmsception;
导入javax.jms.MessageProducer;
导入javax.jms.ObjectMessage;
导入javax.jms.Queue;
导入javax.jms.Session;
导入javax.jms.TextMessage;
导入org.apache.activemq.ActiveMQConnectionFactory;
导入org.apache.activemq.ConfigurationException;
导入org.apache.log4j.Logger;
公共类ActiveMQProducer{
私有静态最终记录器Logger=Logger.getLogger(ActiveMQProducer.class);
专用连接;
非公开会议;
字符串连接;
Map producers=Collections.synchronizedMap(新HashMap());
Thread shutdownHook=新线程(new Runnable(){
@凌驾
公开募捐{
close();
}
});
public ActiveMQProducer()引发ConfigurationException,JMSExException{
activeMQConnection=ActiveMQPropertyManagerFactory.getInstance().getString(“active.mq.url”);
setupActiveMQ();
Runtime.getRuntime().addShutdownHook(shutdownHook);
}
public void setupActiveMQ()引发JMSExException{
close();
ActiveMQConnectionFactory工厂=新的ActiveMQConnectionFactory(activeMQConnection);
setRejectedTaskHandler(新的ThreadPoolExecutor.CallerRunPolicy());
connection=factory.createConnection();
connection.start();
会话=connection.createSession(false,session.AUTO_-ACKNOWLEDGE);
}
@凌驾
受保护的void finalize()抛出可丢弃的{
close();
super.finalize();
}
公众假期结束(){
if(连接!=null){
试一试{
connection.close();
}捕获(例外e){
}
连接=空;
}
}
public void getConnection()引发JMSException{
if(连接==null | |会话==null){
setupActiveMQ();
}
}
public MessageProducer getProducer(字符串queueName)引发JMSException{
getConnection();
MessageProducer=producers.get(queueName);
if(producer==null){
Queue Queue=session.createQueue(queueName);
producer=session.createProducer(队列);
producers.put(队列名称,producer);
}
回报生产者;
}
public T sendToActiveMQ(字符串queueName,tt)引发JMSException{
MessageProducer=getProducer(queueName);
ObjectMessage=session.createObjectMessage(t);
生产者。发送(消息);
返回null;
}
public void sendMessageToActiveMQ(字符串队列名称,字符串消息)引发JMSExException{
MessageProducer=getProducer(queueName);
TextMessage toSend=session.createTextMessage(消息);
制作人发送(toSend);
}
}
所有目的地的1个生产商:
import java.io.Serializable;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ThreadPoolExecutor;
import javax.jms.Connection;
import javax.jms.JMSException;
import javax.jms.MessageProducer;
import javax.jms.ObjectMessage;
import javax.jms.Queue;
import javax.jms.Session;
import javax.jms.TextMessage;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.ConfigurationException;
import org.apache.log4j.Logger;
public class ActiveMQProducer {
private static final Logger LOGGER = Logger.getLogger(ActiveMQProducer.class);
private Connection connection;
private Session session;
String activeMQConnection;
Map<String, MessageProducer> producers = Collections.synchronizedMap(new HashMap<String, MessageProducer>());
Thread shutdownHook = new Thread(new Runnable() {
@Override
public void run() {
close();
}
});
public ActiveMQProducer() throws ConfigurationException, JMSException {
activeMQConnection = ActiveMQPropertyManagerFactory.getInstance().getString("active.mq.url");
setupActiveMQ();
Runtime.getRuntime().addShutdownHook(shutdownHook);
}
public void setupActiveMQ() throws JMSException {
close();
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(activeMQConnection);
factory.setRejectedTaskHandler(new ThreadPoolExecutor.CallerRunsPolicy());
connection = factory.createConnection();
connection.start();
session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
}
@Override
protected void finalize() throws Throwable {
close();
super.finalize();
}
public void close() {
if (connection != null) {
try {
connection.close();
} catch (Exception e) {
}
connection = null;
}
}
public void getConnection() throws JMSException {
if (connection == null || session == null) {
setupActiveMQ();
}
}
public MessageProducer getProducer(String queueName) throws JMSException {
getConnection();
MessageProducer producer = producers.get(queueName);
if (producer == null) {
Queue queue = session.createQueue(queueName);
producer = session.createProducer(queue);
producers.put(queueName, producer);
}
return producer;
}
public <T extends Serializable> T sendToActiveMQ(String queueName, T t) throws JMSException {
MessageProducer producer = getProducer(queueName);
ObjectMessage message = session.createObjectMessage(t);
producer.send(message);
return null;
}
public void sendMessageToActiveMQ(String queueName, String message) throws JMSException {
MessageProducer producer = getProducer(queueName);
TextMessage toSend = session.createTextMessage(message);
producer.send(toSend);
}
}
import java.io.Serializable;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ThreadPoolExecutor;
import javax.jms.Connection;
import javax.jms.Destination;
import javax.jms.JMSException;
import javax.jms.MessageProducer;
import javax.jms.ObjectMessage;
import javax.jms.Session;
import javax.jms.TextMessage;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.ConfigurationException;
import org.apache.log4j.Logger;
public class ActiveMQProducer2 {
private static final Logger LOGGER = Logger.getLogger(ActiveMQProducer2.class);
private Connection connection;
private Session session;
String activeMQConnection;
Map<String, Destination> destinations = Collections.synchronizedMap(new HashMap<String, Destination>());
private MessageProducer producer;
Thread shutdownHook = new Thread(new Runnable() {
@Override
public void run() {
close();
}
});
public ActiveMQProducer2() throws ConfigurationException, JMSException {
activeMQConnection = ActiveMQPropertyManagerFactory.getInstance().getString("active.mq.url");
setupActiveMQ();
Runtime.getRuntime().addShutdownHook(shutdownHook);
}
public void setupActiveMQ() throws JMSException {
close();
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(activeMQConnection);
factory.setRejectedTaskHandler(new ThreadPoolExecutor.CallerRunsPolicy());
connection = factory.createConnection();
connection.start();
session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
producer = session.createProducer(session.createTemporaryQueue());
}
@Override
protected void finalize() throws Throwable {
close();
super.finalize();
}
public void close() {
if (connection != null) {
try {
connection.close();
} catch (Exception e) {
}
connection = null;
}
}
public void getConnection() throws JMSException {
if (connection == null || session == null) {
setupActiveMQ();
}
}
public Destination getDestination(String queueName) throws JMSException {
getConnection();
Destination destination = destinations.get(queueName);
if (destination == null) {
destination = session.createQueue(queueName);
destinations.put(queueName, destination);
}
return destination;
}
public <T extends Serializable> T sendToActiveMQ(String queueName, T t) throws JMSException {
Destination destination = getDestination(queueName);
ObjectMessage message = session.createObjectMessage(t);
producer.send(destination, message);
return null;
}
public void sendMessageToActiveMQ(String queueName, String message) throws JMSException {
Destination destination = getDestination(queueName);
TextMessage toSend = session.createTextMessage(message);
producer.send(destination, toSend);
}
}
import java.io.Serializable;
导入java.util.Collections;
导入java.util.HashMap;
导入java.util.Map;
导入java.util.concurrent.ThreadPoolExecutor;
导入javax.jms.Connection;
导入javax.jms.Destination;
导入javax.jms.jmsception;
导入javax.jms.MessageProducer;
导入javax.jms.ObjectMessage;
导入javax.jms.Session;
导入javax.jms.TextMessage;
导入org.apache.activemq.ActiveMQConnectionFactory;
导入org.apache.activemq.ConfigurationException;
导入org.apache.log4j.Logger;
公共类ActiveMQProducer2{
私有静态最终记录器Logger=Logger.getLogger(ActiveMQProducer2.class);
专用连接;
非公开会议;
字符串连接;
映射目的地=Collections.synchronizedMap(新HashMap());
私人信息生产者;
Thread shutdownHook=新线程(new Runnable(){
@凌驾
公开募捐{
close();
}
});
public ActiveMQProducer2()引发ConfigurationException,JMSExException{
activeMQConnection=ActiveMQPropertyManagerFactory.getInstance().getString(“active.mq.url”);
setupActiveMQ();
Runtime.getRuntime().addShutdownHook(shutdownHook);
}
public void setupActiveMQ()引发JMSExException{
close();
ActiveMQConnectionFactory工厂=新的ActiveMQConnectionFactory(activeMQConnection);
setRejectedTaskHandler(新的ThreadPoolExecutor.CallerRunPolicy());
connection=factory.createConnection();
connection.start();
会话=connection.createSession(false,session.AUTO_-ACKNOWLEDGE);
producer=session.createProducer(session.createTemporaryQueue());
}
@凌驾
受保护的void finalize()抛出可丢弃的{
close();
super.finalize();
}
公众假期结束(){
if(连接!=null){
试一试{
connection.close();
}捕获(例外e){
}
连接=空;
}
}
public void getConnection()引发JMSException{
if(连接==null | |会话==null){
setupActiveMQ();
}
}
公共目标getDestination(字符串queueName)引发JMSExException{
getConnection();
Destination=destinations.get(queueName);
如果(目标==null){
目的地=东南