JMS+weblogic

半只蚂蚁

package com.xmddl.jms.demo;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Hashtable;
import javax.jms.BytesMessage;
import javax.jms.JMSException;
import javax.jms.MapMessage;
import javax.jms.ObjectMessage;
import javax.jms.Queue;
import javax.jms.QueueConnection;
import javax.jms.QueueConnectionFactory;
import javax.jms.QueueSender;
import javax.jms.QueueSession;
import javax.jms.Session;
import javax.jms.StreamMessage;
import javax.jms.TextMessage;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
public class QueueSend {
// Defines the JNDI context factory.
public final static String JNDI_FACTORY = "weblogic.jndi.WLInitialContextFactory";
// Defines the JNDI provider url.
public final static String PROVIDER_URL = "t3://localhost:7001";
// Defines the JMS connection factory for the queue.
public final static String JMS_FACTORY = "SendJMSFactory";
// Defines the queue.
public final static String QUEUE = "SendJMSQueue";
private QueueConnectionFactory qconFactory;
private QueueConnection qcon;
private QueueSession qsession;
private QueueSender qsender;
private Queue queue;
private TextMessage msg;
private StreamMessage sm;
private BytesMessage bm;
private MapMessage mm;
private ObjectMessage om;
/**
* Creates all the necessary objects for sending messages to a JMS queue.
*
* @param ctx
*            JNDI initial context
* @param queueName
*            name of queue
* @exception NamingException
*                if operation cannot be performed
* @exception JMSException
*                if JMS fails to initialize due to internal error
*/
public void init(Context ctx, String queueName) throws NamingException,
JMSException {
qconFactory = (QueueConnectionFactory) ctx.lookup(JMS_FACTORY);
qcon = qconFactory.createQueueConnection();
qsession = qcon.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
queue = (Queue) ctx.lookup(queueName);
qsender = qsession.createSender(queue);
msg = qsession.createTextMessage();
sm = qsession.createStreamMessage();
bm = qsession.createBytesMessage();
mm = qsession.createMapMessage();
om = qsession.createObjectMessage();
qcon.start();
}
/**
* Sends a message to a JMS queue.
*
* @param message
*            message to be sent
* @exception JMSException
*                if JMS fails to send message due to internal error
*/
public void send(String message) throws JMSException {
// set TextMessage
msg.setText(message);
// set StreamMessage
sm.writeString("xmddl369");
sm.writeDouble(23.33);
// set BytesMessage
String name = "xmddl369";
byte[] block = name.getBytes();
bm.writeBytes(block);
// set MapMessage
mm.setString("name", "xmddl369");
// set ObjectMessage
UserInfo ui = new UserInfo();
ui.setName("xmddl369");
ui.setAddress("厦门");
ui.setAge(100);
om.setObject(ui);
// qsender.send(msg);
// qsender.send(sm);
// qsender.send(bm);
// qsender.send(mm);
qsender.send(om);
}
/**
* Closes JMS objects.
*
* @exception JMSException
*                if JMS fails to close objects due to internal error
*/
public void close() throws JMSException {
qsender.close();
qsession.close();
qcon.close();
}
public static void main(String[] args) throws Exception {
InitialContext ic = getInitialContext();
QueueSend qs = new QueueSend();
qs.init(ic, QUEUE);
readAndSend(qs);
qs.close();
}
private static void readAndSend(QueueSend qs) throws IOException,
JMSException {
BufferedReader msgStream = new BufferedReader(new InputStreamReader(
System.in));
String line = null;
boolean quitNow = false;
do {
System.out.print("Enter message (\"quit\" to quit): ");
line = msgStream.readLine();
if (line != null && line.trim().length() != 0) {
qs.send(line);
System.out.println("JMS Message Sent: " + line + "\n");
quitNow = line.equalsIgnoreCase("quit");
}
} while (!quitNow);
}
private static InitialContext getInitialContext() throws NamingException {
Hashtable env = new Hashtable();
env.put(Context.INITIAL_CONTEXT_FACTORY, JNDI_FACTORY);
env.put(Context.PROVIDER_URL, PROVIDER_URL);
return new InitialContext(env);
}
}

package com.xmddl.jms.demo;
import java.util.Hashtable;
import javax.jms.BytesMessage;
import javax.jms.JMSException;
import javax.jms.MapMessage;
import javax.jms.Message;
import javax.jms.MessageListener;
import javax.jms.ObjectMessage;
import javax.jms.Queue;
import javax.jms.QueueConnection;
import javax.jms.QueueConnectionFactory;
import javax.jms.QueueReceiver;
import javax.jms.QueueSession;
import javax.jms.Session;
import javax.jms.StreamMessage;
import javax.jms.TextMessage;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
/**
*
* @author Administrator
* <pre>
* 修改版本：  修改人：  修改日期：  修改内容：
* </pre>
*/
public class QueueReceive implements MessageListener {
// Defines the JNDI context factory.
public final static String JNDI_FACTORY = "weblogic.jndi.WLInitialContextFactory";
// Defines the JNDI provider url.
public final static String PROVIDER_URL = "t3://localhost:7001";
// Defines the JMS connection factory for the queue.
public final static String JMS_FACTORY = "SendJMSFactory";
// Defines the queue.
public final static String QUEUE = "SendJMSQueue";
private QueueConnectionFactory qconFactory;
private QueueConnection qcon;
private QueueSession qsession;
private QueueReceiver qreceiver;
private Queue queue;
private boolean quit = false;
/**
* Message listener interface.
*
* @param msg
*            message
*/
public void onMessage(Message msg) {
try {
String msgText = "";
double d = 0;
if (msg instanceof TextMessage) {
msgText = ((TextMessage) msg).getText();
} else if (msg instanceof StreamMessage) {
msgText = ((StreamMessage) msg).readString();
d = ((StreamMessage) msg).readDouble();
} else if (msg instanceof BytesMessage) {
byte[] block = new byte[1024];
((BytesMessage) msg).readBytes(block);
msgText = String.valueOf(block);
} else if (msg instanceof MapMessage) {
msgText = ((MapMessage) msg).getString("name");
} else if (msg instanceof ObjectMessage) {
UserInfo ui = (UserInfo) ((ObjectMessage) msg).getObject();
msgText = ui.getName();
d = ui.getAge();
}
System.out.println("Message Received: " + msgText + "\t" + d);
if (msgText.equalsIgnoreCase("quit")) {
synchronized (this) {
quit = true;
this.notifyAll(); // Notify main thread to quit
}
}
} catch (JMSException jmse) {
jmse.printStackTrace();
}
}
/**
* Creates all the necessary objects for receiving messages from a JMS
* queue.
*
* @param ctx
*            JNDI initial context
* @param queueName
*            name of queue
* @exception NamingException
*                if operation cannot be performed
* @exception JMSException
*                if JMS fails to initialize due to internal error
*/
public void init(Context ctx, String queueName) throws NamingException,
JMSException {
qconFactory = (QueueConnectionFactory) ctx.lookup(JMS_FACTORY);
qcon = qconFactory.createQueueConnection();
qsession = qcon.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
queue = (Queue) ctx.lookup(queueName);
qreceiver = qsession.createReceiver(queue);
qreceiver.setMessageListener(this);
qcon.start();
}
/**
* Closes JMS objects.
*
* @exception JMSException
*                if JMS fails to close objects due to internal error
*/
public void close() throws JMSException {
qreceiver.close();
qsession.close();
qcon.close();
}
/**
* main() method.
*
* @param args
*            WebLogic Server URL
* @exception Exception
*                if execution fails
*/
public static void main(String[] args) throws Exception {
InitialContext ic = getInitialContext();
QueueReceive qr = new QueueReceive();
qr.init(ic, QUEUE);
System.out
.println("JMS Ready To Receive Messages (To quit, send a \"quit\" message).");
// Wait until a "quit" message has been received.
synchronized (qr) {
while (!qr.quit) {
try {
qr.wait();
} catch (InterruptedException ie) {
ie.printStackTrace();
}
}
}
qr.close();
}
private static InitialContext getInitialContext() throws NamingException {
Hashtable env = new Hashtable();
env.put(Context.INITIAL_CONTEXT_FACTORY, JNDI_FACTORY);
env.put(Context.PROVIDER_URL, PROVIDER_URL);
return new InitialContext(env);
}
public String getEncoding() throws Exception {
return "Hello World!";
}
}
package com.xmddl.jms.demo;
import java.io.Serializable;
public class UserInfo implements Serializable{
/**
*
*/
private static final long serialVersionUID = 1L;
private String name;
private String address;
private double age;
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
public double getAge() {
return age;
}
public void setAge(double age) {
this.age = age;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
2.PUB/SUB模型应用
package com.xmddl.jms.demo;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Hashtable;
import javax.jms.BytesMessage;
import javax.jms.JMSException;
import javax.jms.MapMessage;
import javax.jms.ObjectMessage;
import javax.jms.Session;
import javax.jms.StreamMessage;
import javax.jms.TextMessage;
import javax.jms.Topic;
import javax.jms.TopicConnection;
import javax.jms.TopicConnectionFactory;
import javax.jms.TopicPublisher;
import javax.jms.TopicSession;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
public class TopicSend {
// Defines the JNDI context factory.
public final static String JNDI_FACTORY = "weblogic.jndi.WLInitialContextFactory";
// Defines the JNDI provider url.
public final static String PROVIDER_URL = "t3://localhost:7001";
// Defines the JMS connection factory for the queue.
public final static String JMS_FACTORY = "SendJMSFactory";
// Defines the queue.
public final static String TOPIC= "SendJMSTopic";
private TopicConnectionFactory qconFactory;
private TopicConnection qcon;
private TopicSession qsession;
private TopicPublisher publisher;
private Topic topic;
private TextMessage msg;
private StreamMessage sm;
private BytesMessage bm;
private MapMessage mm;
private ObjectMessage om;
public void init(Context ctx, String queueName) throws NamingException,
JMSException {
qconFactory = (TopicConnectionFactory) ctx.lookup(JMS_FACTORY);
qcon = qconFactory.createTopicConnection();
//qsession = qcon.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
qsession = qcon.createTopicSession(true, Session.AUTO_ACKNOWLEDGE);
topic = (Topic) ctx.lookup(queueName);
publisher = qsession.createPublisher(topic);
msg = qsession.createTextMessage();
sm=qsession.createStreamMessage();
bm=qsession.createBytesMessage();
mm=qsession.createMapMessage();
om=qsession.createObjectMessage();
qcon.start();
}


/**
* Sends a message to a JMS queue.
*
* @param message
*            message to be sent
* @exception JMSException
*                if JMS fails to send message due to internal error
*/
public void send(String message) throws JMSException {
//set TextMessage
msg.setText(message);
//set StreamMessage
sm.writeString("xmddl369");
sm.writeDouble(23.33);
//set BytesMessage
String name="xmddl369";
byte[] block=name.getBytes();
bm.writeBytes(block);
//set MapMessage
mm.setString("name", "xmddl369");
//set ObjectMessage
UserInfo ui=new UserInfo();
ui.setName("xmddl369");
ui.setAddress("厦门");
ui.setAge(100);
om.setObject(ui);
//qsender.send(msg);
//qsender.send(sm);
//qsender.send(bm);
//qsender.send(mm);
publisher.publish(om);
//qsession.commit();
}
/**
* Closes JMS objects.
*
* @exception JMSException
*                if JMS fails to close objects due to internal error
*/
public void close() throws JMSException {
publisher.close();
qsession.close();
qcon.close();
}
public static void main(String[] args) throws Exception {
InitialContext ic = getInitialContext();
TopicSend qs = new TopicSend();
qs.init(ic, TOPIC);
readAndSend(qs);
qs.close();
}
private static void readAndSend(TopicSend qs) throws IOException,
JMSException {
BufferedReader msgStream = new BufferedReader(new InputStreamReader(
System.in));
String line = null;
boolean quitNow = false;
do {
System.out.print("Enter message (\"quit\" to quit): ");
line = msgStream.readLine();
if (line != null && line.trim().length() != 0) {
qs.send(line);
System.out.println("JMS Message Sent: " + line + "\n");
quitNow = line.equalsIgnoreCase("quit");
}
} while (!quitNow);
}
private static InitialContext getInitialContext() throws NamingException {
Hashtable env = new Hashtable();
env.put(Context.INITIAL_CONTEXT_FACTORY, JNDI_FACTORY);
env.put(Context.PROVIDER_URL, PROVIDER_URL);
return new InitialContext(env);
}
}
package com.xmddl.jms.demo;
import java.util.Hashtable;
import javax.jms.BytesMessage;
import javax.jms.JMSException;
import javax.jms.MapMessage;
import javax.jms.Message;
import javax.jms.MessageListener;
import javax.jms.ObjectMessage;
import javax.jms.Session;
import javax.jms.StreamMessage;
import javax.jms.TextMessage;
import javax.jms.Topic;
import javax.jms.TopicConnection;
import javax.jms.TopicConnectionFactory;
import javax.jms.TopicSession;
import javax.jms.TopicSubscriber;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
public class TopicReceive implements MessageListener{
// Defines the JNDI context factory.
public final static String JNDI_FACTORY = "weblogic.jndi.WLInitialContextFactory";
// Defines the JNDI provider url.
public final static String PROVIDER_URL = "t3://localhost:7001";
// Defines the JMS connection factory for the queue.
public final static String JMS_FACTORY = "SendJMSFactory";
// Defines the queue.
public final static String TOPIC= "SendJMSTopic";
private TopicConnectionFactory qconFactory;
private TopicConnection qcon;
private TopicSession qsession;
private TopicSubscriber subscriber;
private Topic topic;
private TextMessage msg;
private boolean quit = false;

public void onMessage(Message msg) {
try {
String msgText = "";
double d = 0;
if (msg instanceof TextMessage) {
msgText = ((TextMessage) msg).getText();
} else if (msg instanceof StreamMessage) {
msgText = ((StreamMessage) msg).readString();
d = ((StreamMessage) msg).readDouble();
} else if (msg instanceof BytesMessage) {
byte[] block = new byte[1024];
((BytesMessage) msg).readBytes(block);
msgText = String.valueOf(block);
} else if (msg instanceof MapMessage) {
msgText = ((MapMessage) msg).getString("name");
} else if (msg instanceof ObjectMessage) {
UserInfo ui = (UserInfo) ((ObjectMessage) msg).getObject();
msgText = ui.getName();
d = ui.getAge();
}
System.out.println("Message Received: " + msgText + "\t" + d);
if (msgText.equalsIgnoreCase("quit")) {
synchronized (this) {
quit = true;
this.notifyAll(); // Notify main thread to quit
}
}
} catch (JMSException jmse) {
jmse.printStackTrace();
}
}
/**
* Creates all the necessary objects for receiving messages from a JMS
* queue.
*
* @param ctx
*            JNDI initial context
* @param queueName
*            name of queue
* @exception NamingException
*                if operation cannot be performed
* @exception JMSException
*                if JMS fails to initialize due to internal error
*/
public void init(Context ctx, String queueName) throws NamingException,
JMSException {
qconFactory = (TopicConnectionFactory) ctx.lookup(JMS_FACTORY);
qcon = qconFactory.createTopicConnection();
qsession = qcon.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
topic = (Topic) ctx.lookup(queueName);
subscriber = qsession.createSubscriber(topic);
subscriber.setMessageListener(this);
qcon.start();
}
/**
* Closes JMS objects.
*
* @exception JMSException
*                if JMS fails to close objects due to internal error
*/
public void close() throws JMSException {
subscriber.close();
qsession.close();
qcon.close();
}
/**
* main() method.
*
* @param args
*            WebLogic Server URL
* @exception Exception
*                if execution fails
*/
public static void main(String[] args) throws Exception {
InitialContext ic = getInitialContext();
TopicReceive qr = new TopicReceive();
qr.init(ic, TOPIC);
System.out
.println("JMS Ready To Receive Messages (To quit, send a \"quit\" message).");
// Wait until a "quit" message has been received.
synchronized (qr) {
while (!qr.quit) {
try {
qr.wait();
} catch (InterruptedException ie) {
ie.printStackTrace();
}
}
}
qr.close();
}
private static InitialContext getInitialContext() throws NamingException {
Hashtable env = new Hashtable();
env.put(Context.INITIAL_CONTEXT_FACTORY, JNDI_FACTORY);
env.put(Context.PROVIDER_URL, PROVIDER_URL);
return new InitialContext(env);
}
public String getEncoding() throws Exception {
return "Hello World!";
}
}
说明：点对点的消息只能被一个人消费一次，发布和订阅的消息可以被多个人消费一次。SendJMSFactory和SendJMSTopic等要通过JNDI从weblogic中查找......