Jms Queue Example

JMS is simply a Java messaging API for software components and it is mainly used for sending/receiving messages from one application to/from another. QueueBrowser. This article assumes you have installed and configure the environment for both applications. The *-hornetq-jms. You can use this activity to perform a receive operation on the queue as opposed to waiting for a queue message to be delivered to the Wait for JMS Queue Message activity. The concept will become clear after discussing the concept in detail. The Apache Qpid JMS client is maintained by the Apache Foundation's Qpid Proton project. Our illustrations use the Apache ActiveMQ system. The JMS component allows messages to be sent to (or consumed from) a JMS Queue or Topic. JMS Receiver Application; JMS Sender Application; To create JMS application using spring, we are using Active MQ Server of Apache to create the Queue. This time the project needs are quite different. Since JMS Durable subscribers do offer Queue like message reliability to topic subscribers, using that would be another option. In today’s example, we’re going to learn how to use ActiveMQ, a leading open source JMS implementation from Apache that supports JMS 1. JMS is a standard that defines how you can access enterprise messaging systems from Java programs. Configure the JMS type output property that is written when the file is sent to the JMS queue. With P2P model, messages sent by the. Please refer to previous article to send messages to JMS Queue. This article is about spring boot jms and activemq integration example with queue and topic. We use Apache Maven to manage our project dependencies. The current Proof-Of-Concept uses the Apache Active MQ message queues which are supported by default in Apache Geronimo server and that is why the Apache Active MQ core libraries are included in the client application alongwith the JMS. Although this improves the readability of the example code, application programmers should notice that almost all methods in the JMS API's may raise a JMSException if the JMS provider fails. JMS Destination - jms/RIS. Create the server-side JMS objects. Java Message Service 2. * package is imported for extending the Queue, QueueConnectionFactory, QueueConnection, QueueSender, and QueueSession class. Dear Readers, Welcome to JMS Interview questions with answers and explanation. 8) Give an example of using point to point model in JMS? Example for point to point model, would be a print out. Send XML File JMS Queue. name) and has a reference to a myMessageListener bean which implements the MessageListener interface (ie onMessage):. And a sample message(XML PAYLOAD) which needs to be Posted on a queue. In the WLS console, go to the queue and select Monitoring to confirm that a new message was written to the queue. In JMS, the only portable solution to determine the number of messages in a queue is to create a javax. The resource type for message queues must be javax. The library supports sending and receiving messages to a queue (the JMS point-to-point model) according to the JMS 1. It can be both. The following example code shows the configuration of WSO2 ESB to listen to a JMS queue, consume messages, and send them to a HTTP back-end service. We also had a brief look at the Spring-specific JmsTemplate classes which are used for sending and receiving messages. There are two types of messaging models in JMS. 31 * 32 *. You can fully configure and monitor JMS programmatically using BEA's public JMX mbean APIs, just as you can with all other WebLogic services. The resource type for message queues must be javax. QueueSend t3://jbevans-lx. RabbitMQ is not a JMS provider but includes a plugin needed to support the JMS Queue and Topic messaging models. With P2P model, messages sent by the. JMS is an API for asynchronous communication. A couple of months ago, I needed to send notification messages to a World Class system from my. Step 2: Add Maven Dependencies. Teaching how to consume messages from a JMS queue. These examples are extracted from open source projects. Many types of messages you could send with JMS. As part of below example We will be using default one. If you have setup a JMS queue with Oracle's Advanced Queuing, a question that pops up regularly is: "What's currently in the queue?". Overview to Java Message Service. Ahmed Aboulnaga Technical Director Raastech, Inc. To confirm this, check the AppServer to see the list of JMS queues, there should be three of them:. All configurations are in java and annotation based. In this example you will see how to send and read BytesMessage in JMS. JMS API is implemented by messaging service providers like IBM MQ to allow JMS client applications to access the provider's messaging service. Before running the queue example, the WebLogic Server's JMS implementation must be configured. To override, set spring. Using Service Bus Queues through the Qpid Jms Client library is pretty familiar for anyone familiar with JMS. Example Maven dependencies pom. JMS is an API for asynchronous communication. This demonstration shows how to create a simple jms producer and consumser using Oracle 10g as the JMS Provider. * The queue used for messages is created on the message broker. The Get JMS Queue Message activity retrieves a message from the specified queue. This section then explains how to compile, package, and run the example using GlassFish Server. We will use Apache ActiveMQ as the provider implementation of JMS and will show point-to-point messaging model in this example. A JMSContext is part of JMS 2. 2013-05-09. * This example is used in the "Quick Start Tutorial" of the Sun Java(tm) * System Message Queue Developer's Guide to illustrate a very simple JMS * client. Spring JMS can decouple you business logic from the real JMS service provider, which here in our example is apache ActiveMQ. Tutorial on Spring Remoting with JMS Thanks. Please review the previous articles of JMS Queue if you have not already done so, as they contain prerequisites for executing the sample in this article. Example Location. The client sends two types of messages - TextMessage and ObjectMessage. Kafka is like a queue for consumer groups, which we cover later. This tutorial describes how to create a JMS recording of a loan application using the Forward Cars application. For the jms:// protocol, this is the HermesJMS session to be used. You use this action to send text-based messages to an existing queue on a Java Message Service (JMS) server. Place the JMSCorrelationID from the header of the incoming message into the Candidate Event Key field, then place the JMSMessageID from the header of the sent message in the "key" field on the input. Create a Queue triggered function. For more information, refer to the Java Message Service Specification at the Oracle Java site. There are different settings available for this palette and one is Acknowledge Mode. This connector uses JNDI to connect to the JMS broker, consume messages from the specified topic or queue, and write them into the specified Kafka topic. Oracle JMS Adapter Tutorial Hi Guys, Today we will learn the concept of JMS adapter in SOA Suite. What you need to know to use the JBoss Messaging layer is: The location of the queue and topic connect factories: In JBoss both connection factory implementations are located under the JNDI name ConnectionFactory. If you do not want to use the prerecorded loan-offers service that DevTest Solutions provides (in Tutorial 2), you can create your own virtual service using DevTest Workstation. You can, however, use the transferExchange option on the JMS dead letter queue to instruct Camel to store the entire Exchange in the queue as a javax. in ESB, you can either use the ESB management console or copy the XML configuration to the source view. Optionally a database setup (MySQL is used in the code) is recommended so that messages can be persisted before being sent and after being received. Send XML File JMS Queue. This tutorial aims to guide the reader through the stages of creating a project which uses Camel to facilitate the routing of messages from a JMS queue to a Spring service. viii WebSphere MQ Primer: An Introduction to Messaging and WebSphere MQ Now you can become a published author, too! Here’s an opportunity to spotlight your skills, grow your career, and become a published author—all at the same time! Join an ITSO residency project and help write a book in your. First client sends a message to a queue destination. ) Create JMS Connection Factory by navigating to Resources->JMS Resources->Connection Factories. JMS - ActiveMQ Message Priority Example 8 minute read Priority levels are a powerful instrument on JMS messages which allow building robust applications where for example peak traffic will not block important messages (set with a higher priority) from getting through the queue. In order to do be able to leverage Spring’s messaging infrastructure without having to hard code a JMS destination in the message consumer or having to repeat the queue’s name in the application’s configuration, we need to implement a custom DestinationResolver. In my last blog (i. Consuming messages from a remote Wildfly JMS Server can be done in several ways. Atomikos/Spring configuration. Now that can't be hard - and it isn't - yet I spent a silly amount of time getting it done. The first thing to do is make sure that you are reusing JMS objects as much as possible. JMS Adapter (Sender or Receiver): A unique CPI Message Queue is created whenever you deploy an integration flow with a unique JMS Queue name within a JMS adapter. isPubSubDomain=true via Boot’s property settings (either inside application. The problem is that when I read the received message from the queue (response) it is no longer available for the program under test. In this blog entry I describe a basic configuration you need to add to your Spring application for listening to jms messages on a queue. The JmsTemplate can be used for message production and synchronous message reception. A sends a message [a pojo object] to a Queue [order-queue] and listens for the response on another Queue [order-response-queue]. Perform the below. Tuning the client part Cache stuff. For example, a connection could represent an open TCP/IP socket between a client and a provider service daemon. I am gonna develop a order processing system which can receive a order which is a XML file and it will put the order in a queue which will be consumed by other consumers. Create the server-side JMS objects. In Red Hat Developer Studio, right-click on the helloworld-jms project and choose Run As → Java Application. Here we will be discussing about asynchronous messaging, @EnableJms annotation and also spring support for embedded activemq. Before running the queue example, the WebLogic Server's JMS implementation must be configured. With TomEE you get Tomcat with JMS added and integrated and ready to go! In a plain Servlet, Filter or Listener you can do fun things like injection of JMS Topics or Queues:. Click the Add Library button and choose Package for Apache Qpid Client Libraries for JMS (by MS Open Tech). Using ActiveMQ > Hello World. Then I realized that I had to send the messages in JMS (RFH2) format, despite the fact that the message itself was just ASCII based. Name of the EMS Server c. The MuleMessage will have: The message’s content as payload. I am using Oracle AS 10. queue, which has been introduced in MDM 10. 1 Configure JMS Component. Note that none of the examples in this section show code for handling exceptions. dbms_aqadm. To configure Atomikos with Spring and MQ, you need to do the following:. JMS Queue Server and Client Example Based On an ActiveMQ Provider The basics of messaging services for Java apps, along with a client example based on ActiveMQ. Additionally, a Physical Destination Name must be entered. QueueSend t3://jbevans-lx. To override, set spring. Messages received on AQ are thus propagated to JMS and from there available to any JMS enabled component. 0) of the Java Messaging Service which includes some enhancements oriented toward the ease of development. ObjectMessage that holds a. A message driven bean is a type of enterprise bean, which is invoked by EJB container when it receives a message from queue or topic. WebLogic Server Registration. Building a JMS Point-to-Point Test Plan. Things you might do after running this example: Setup a broker instead of using the org. Example Maven dependencies pom. This can be implemented using the message inflow management of the Java EE Connector Architecture , which was first made available in that version. For example, you may have JMS Queue Sender activity earlier in the process diagram and you are expecting a message in response to the sent message. It's a "Hello World" of messaging. Create the queue table that oracle uses to store information about the queue, the queue table in our case is specified as being multiple_consumer capable (as such it communicates using JMS topics rather than destinations). Topic messages are commonly known as pub/sub messaging. Tomcat + Java EE = TomEE, the Java Enterprise Edition of Tomcat. The problem is that when I read the received message from the queue (response) it is no longer available for the program under test. For this example, enter JMSUpload. Options, key-value pairs separated by '=' character specifying queue and exchange creation arguments, routing key, client behaviour, etc. One uses JMS topics and the other uses queues. The clustered-queue example demonstrates a JMS queue deployed on two different nodes. JMS API is used to create, send, receive and read messages or exchange messages between different systems. ConnectionFactory) ctx. The first thing to do is make sure that you are reusing JMS objects as much as possible. In this article we would show how to create a queue in JBoss AS7 which uses HornetQ, in this example we would use CLI command to create a queue as well to deploy an EAR file which would consists of both a message sender as well as an MDB which would work as the consumer to consume the messages by the sender code. Messages received on AQ are thus propagated to JMS and from there available to any JMS enabled component. This section describes the components of a very simple web application that uses the JMS API. JMS API is used to implement Messaging systems in Java-based applications only, it does not support other languages. A JMSContext is part of JMS 2. ActiveMQ is the most popular and powerful open source messaging and integration pattern server. * The line comments associate the lines of code with the steps in the tutorial. It also specifies its subscription queue name; that is, the queue where it wants to receive the messages related to this topic. Step 3: Create API Resource or Implementation class. Step 2: Add Maven Dependencies. Another reason for using it is to allow multiple clients (potentially written in different languages) to access information via JMS. Queue B has a bridge to. The default value is 1M. Many types of messages you could send with JMS. The two nodes are configured to form a cluster. It's a "Hello World" of messaging. In order to retrieve messages from queue, you have should queue containing messages. Java EE 7 and JMS 2. A MessageConsumer object can be used to receive messages from a queue or for a specific topic. A QueueConnection can be used to create a 33 * QueueSession, from which specialized queue-related objects. Java Code Examples for javax. In our example, the JNDI name of the message queue is jms/GlassFishBookQueue. This article is about spring boot jms and activemq integration example with queue and topic. The JMS Sender bean is a custom piece of code, but implements the JMSTemplate interface from Spring. The class operates on the same JMS queue. It uses the QueueRequestor class provided * by JMS. Example Name. Destinations in JMS are like postal mailboxes where the messages are placed until someone comes to pick them up. Introduction to Spring AMQP, JMS and AMQP in general. Now that can't be hard - and it isn't - yet I spent a silly amount of time getting it done. This demonstration shows how to create a simple jms producer and consumser using Oracle 10g as the JMS Provider. With the QueueBrowser, you can enumerate and count the messages in the queue, without consuming the messages. To use JMS, one must have a JMS provider that can manage the sessions, queues and topics. The proxy service will act as a listener on the JMS queue and will get active as soon as a message can be consumed from the queue. Messages received on AQ are thus propagated to JMS and from there available to any JMS enabled component. This setting is available under the configuration tab of the JMS Queue Receiver and we have 8 type of Acknowledge modes are available. One uses JMS topics and the other uses queues. In this tutorial we demonstrate how to configure an Embedded ActiveMQ server with Spring Boot using either Java -or XML Configuration. In this tutorial, you will learn how to use EMS Topic based messaging in TIBCO. RabbitMQ is not a JMS provider but includes a plugin needed to support the JMS Queue and Topic messaging models. restInterfaceQueue As you may have already guessed HORNETQ will retrun us some bunch of custom headers with the GET request. You can fully configure and monitor JMS programmatically using BEA's public JMX mbean APIs, just as you can with all other WebLogic services. We will use the subdeployment in this example to target the following connection factory and JMS queue to the JMS server we created earlier. The JmsTemplate can be used for message production and synchronous message reception. Azure Service Bus JMS Queues Quickstart. In Java, if a person wants to send a message from one application to another in such a way that both application do not know anything about each other, even they may be deployed in separate continents with no dependency at all. A couple of months ago, I needed to send notification messages to a World Class system from my. JMS API is implemented by messaging service providers like IBM MQ to allow JMS client applications to access the provider's messaging service. In this step by step tutorial, your will learn how to send and receive JMS queue messages in TIBCO. Now that can't be hard - and it isn't - yet I spent a silly amount of time getting it done. By default, Spring Boot creates a JmsTemplate configured to transmit to queues by having pubSubDomain set to false. Introduction. For the jms:// protocol, this is the HermesJMS session to be used. JMS Module with ConnectionFactory and Queue configuration using WLST After almost three and half years again revisited to the JMS module script. 0 to JMS mapping provcided by the Apache Qpid JMS client. One is synchronous and other is asynchronous way. First client sends a message to a queue destination. For example if we want to add a jms queue factory click New and fill the ff details: Pool Name: ipielPool. It supports functional tests, security tests, and virtualization. In this chapter of JMS tutorial we will be discussing the fundamental concepts of Java Messaging Service. They are stored in the broker queue. ActiveMQ is a good example here because you can use the STOMP protocol to allow access from a C#/Java/Ruby client. I read the string (xmlstring) as input from the client component and write the string into the JMS queues. Java message service enables loosely coupled communication between two or more systems. This video contains hands on exercise for Java Messaging Service. isPubSubDomain=true via Boot’s property settings (either inside application. Learn how to create a function that is triggered when messages are submitted to an Azure Storage queue. A message driven bean is a type of enterprise bean, which is invoked by EJB container when it receives a message from queue or topic. The jms:listener specifies the destination attribute to be 'org. For example, to use with the two sample programs QueueSend. Create JMS Server --> Services -> Messaging -> JMS Server -> create new Ex. x is either not created automatically or fails to get created. Universal Messaging offer a wide range of functionality in the areas of Scheduling, Triggers, Clustering, Peer-to-Peer, Realm Federation, Joins, JMS, Pub / Sub (Channels), Pub / Sub (DataGroups), Queues, Plugins, Security and Low Latency IO. As part of below example We will be using default one. Now that we have the server, we will create the queue, back on Domain Structure, select Services -> Messaging -> JMS Modules and the click New; Name your Module and give your descriptor file a name, can be the same as your Module name, if you don´t do that a default name will be given and it gets difficult to find it on the server files later;. In this article, we will code JMS client to send messages and another JMS client to consume messages from JMS Queue. In this entry, I'll show you a complete example of using JMS in a Java EE 7 compliant application container, through creating a webapp which consists of both a consumer and a producer. Introduction. g S2 and S4 in the example above), they can create a Durable Subscriptions to topics. The common MessageConsumer interface behaves in the same manner as its respective sub‑interfaces QueueReceiver and TopicSubscriber, which are PTP- and pub/sub-specific interfaces. 2) Create sender and receiver application. This is a simple example that shows the power of publish/subscribe messaging, and explores the alternative designs available. Many JMS providers allow or expect System properties to be set to configure certain properties when using JMS, for example, the Apache qpid JMS client allows the connection factory lookup to be stored there, and the Solace JMS client allows many properties, such as number of connection retries to be set as System properties. 0 to JMS mapping provcided by the Apache Qpid JMS client. 1 specification. Java Message Service has been a well known means for decoupling the Java application's parts or to provide an integration service for otherwise disconnected Java applications. Now, go back to your JMS queue and make sure that the message was created successfully. This sample demonstrates how to use Azure Service Bus Queues with the Java Message Service (JMS) API, implemented via the AMQP 1. For the jms:// protocol, this is the HermesJMS session to be used. To override, set spring. JMS Practical Example. In this section we are looking into a JMS example,which involves two JMS clients. In this step by step tutorial, your will learn how to send and receive JMS queue messages in TIBCO. Now let us write a JMeter test plan to test a JMS Point-to-Point messaging solution. Description of the given code: In the given code of MessageClient application, the javax. Java Message Service 2. Main class directly. lookup (MYCF_LOOKUP_NAME); // Lookup my queue from the admin object store. This is a simple example that shows the power of publish/subscribe messaging, and explores the alternative designs available. JMS - ActiveMQ Message Priority Example 8 minute read Priority levels are a powerful instrument on JMS messages which allow building robust applications where for example peak traffic will not block important messages (set with a higher priority) from getting through the queue. Messaging on JBoss. This API plays an important role in supporting other APIs in J2EE. If you do not want to use the prerecorded loan-offers service that DevTest Solutions provides (in Tutorial 2), you can create your own virtual service using DevTest Workstation. JMS queue resources (queues and queue connection factories) are provided by the default messaging provider for JMS point-to-point messaging and supported by a service integration bus. In the WLS console, go to the queue and select Monitoring to confirm that a new message was written to the queue. In the WLS console, go to the queue and select Monitoring to confirm that a new message was written to the queue. The standalone client uses Spring Integration framework to enable the communication to the JMS queue. Posted in: JMS Palette , JMS queue requestor , TIBCO Newer Post Older Post Home. Java Code Examples for javax. QueueSend t3://jbevans-lx. This API plays an important role in supporting other APIs in J2EE. If you have setup a JMS queue with Oracle's Advanced Queuing, a question that pops up regularly is: "What's currently in the queue?". And a sample message(XML PAYLOAD) which needs to be Posted on a queue. 0 to JMS mapping provcided by the Apache Qpid JMS client. Where destinationName is a JMS queue or topic name. For queues, depending on the need of a particular type (queue, deque and blocking queue), use the corresponding interface as the reference type. Create new JMS Module --> Services -> Messaging -> JMS Modules -> Create new JMS Module Ex. In this example we are going to create a example to send out a text message by using Spring JMS and ActiveMQ. A JMS technology provider (JMS provider) is a messaging system that provides an implementation of the JMS API. I am using Oracle AS 10. com:8001 This will prompt for a text input or "quit" to end. The template will be used by the producer to send messages. Getting started with Java Messaging Service (JMS)) I explained some basic concepts on JMS along with a sample application. 1 specification on top of the RabbitMQ Java client, thus allowing new and. The library supports sending text, byte, or object messages synchronously to Amazon SQS queues. This setting is available under the configuration tab of the JMS Queue Receiver and we have 8 type of Acknowledge modes are available. In the reverse direction, the Java Stored Procedure registers as a listener on a JMS Queue; any message arriving on the JMS Queue is passed to the JSP that then will propagate it to the AQ Queue or Topic. You can run the example from that directory. As defined by the Java EE specification, the transaction and acknowledgement parameters are ignored when a JMS Session is created inside an active transaction, no matter if a JTA transaction or a Spring-managed transaction. In my last blog (i. JMS Client:- The Java application which produces/consumes message is known as JMS Client. 2013-05-09. It uses the QueueRequestor class provided * by JMS. Use the Java Message Service (JMS) with Azure Service Bus and AMQP 1. To configure JMS resources in WebSphere® Application Server, you can either use the administrative console or wsadmin commands. ActiveMQ is a good example here because you can use the STOMP protocol to allow access from a C#/Java/Ruby client. For example, System A can send a JSON message to JMS queue called QUEUE1. By default, Spring Boot creates a JmsTemplate configured to transmit to queues by having pubSubDomain set to false. JMS is an API for asynchronous communication. Azure Service Bus JMS Queues Quickstart. Change the queue name in Application. You notice the following messages are logged if the Java Message Service (JMS) is unable to find the queue manager. /** * The RequestReplyQueue class illustrates a simple implementation of a * request/reply message exchange. Then I realized that I had to send the messages in JMS (RFH2) format, despite the fact that the message itself was just ASCII based. Each message is addressed to a specific queue and receiving clients extract messages from the queues established to hold their messages. If unspecified, the JMS server uses the default persistent store that is configured on each targeted WebLogic Server instance As part of below example We will be using default one. First client sends a message to a queue destination. when to use JMS or when a test case or secanrio to eligible for use JMS?. Another listener is defined that waits for the confirmation and prints its contents. Create new JMS Module --> Services -> Messaging -> JMS Modules -> Create new JMS Module Ex. QueueSend t3://jbevans-lx. The problem is i need to post the message in a remote queue, But i am not sure how to establish conne. Java JMS With A Topic. Hi Patrick, This question is answered in the JMS FAQ. For example, System A can send a JSON message to JMS queue called QUEUE1. Example for Send and Receive Messages through JMS with ActiveMq Java Messaging Service. We'll gloss over some of the detail in the Java API, concentrating on this very simple thing just to get started. WebLogic Queue is a point to point messaging model that is it only has one producer and one consumer. Message driven bean is a stateless bean and is used to do task asynchronously. For the jms:// protocol, this is the HermesJMS session to be used. Regardless of all that pre-posturing, perhaps you may find some articulations that can help you to bridge the gap in your development effort!. A QueueConnection can be used to create a 33 * QueueSession, from which specialized queue-related objects. This tutorial was kindly donated to Apache Camel by Martin Gilday. This tutorial aims to guide the reader through the stages of creating a project which uses Camel to facilitate the routing of messages from a JMS queue to a Spring service. A code fragment like this might be used to test your JMS application before you integrate with the target, non-JMS messaging system. Our illustrations use the Apache ActiveMQ system. SOAP over JMS offers more reliable and scalable messaging support than SOAP over HTTP. Working with Oracle Queues Choosing between AQ and JMS Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. As defined by the Java EE specification, the transaction and acknowledgement parameters are ignored when a JMS Session is created inside an active transaction, no matter if a JTA transaction or a Spring-managed transaction. c) Queue size (message available in the Queue including inflight messages) 2) QueueBrowser may provide uniform way of identifying JMS message count, but using JMX for ActiveMQ can avoid an extra/frequent connections to Active MQ. The proxy service will act as a listener on the JMS queue and will get active as soon as a message can be consumed from the queue. Using JMS message selectors in a message consumer using an Oracle AQ (exception) queue I was testing JMS selectors in a Message Consumer based on an Oracle AQ (exception) queue; I needed to dequeue only the messages with certain message ID's; at first, I tried with this syntax, but found an unexpected behavior:. xml” and copy the following:. Step 4: Defining camelContext. For example, consider a blog with subscribed readers. You can create, collect, analyze, archive, and access diagnostic data generated by a running server and the applications deployed within its containers. The setup of the test is one threadgroup with one thread or user sending 2 messages each through a request queue. g S2 and S4 in the example above), they can create a Durable Subscriptions to topics. It is used by the client application as a factory to create connections with the JMS provider and encapsulates various configuration parameters, many of which are vendor specific such as SSL configuration options. The following example code shows the configuration of WSO2 ESB to listen to a JMS queue, consume messages, and send them to a HTTP back-end service. JMS API is implemented by messaging service providers like IBM MQ to allow JMS client applications to access the provider’s messaging service. We can also receive messages from queue asynchronously in JMS. Kafka is like a queue for consumer groups, which we cover later. jMeter JMS | jMeter - JMS Test Plan - General notes on JMS: There are currently two JMS samplers. For more information, refer to the Java Message Service Specification at the Oracle Java site. The JMS API stands for Java Message Service Application Programming Interface, For example. A fixed reply queue will be used for monitoring the reply messages. For example, to use with the two sample programs QueueSend. Designed by Sun and several partner companies, the JMS API defines a common set of interfaces and associated semantics that allow programs written in the Java programming language to communicate with other messaging implementations. First take a look at spring official web site (Chapter 21 -…. This section describes the components of a very simple web application that uses the JMS API.