Which package is used for JMS configuration?
Package javax. jms
| Interface | Description |
|---|---|
| Message | The Message interface is the root interface of all JMS messages. |
| MessageConsumer | A client uses a MessageConsumer object to receive messages from a destination. |
| MessageListener | A MessageListener object is used to receive asynchronously delivered messages. |
What is javax JMS?
Description. javax.jms. The Java Message Service (JMS) API provides a common way for Java programs to create, send, receive and read an enterprise messaging system’s messages.
What is JMS in Oracle?
It defines a common enterprise messaging API that is designed to be easily and efficiently supported by a wide range of enterprise messaging products. JMS supports both messaging models: point-to-point (queuing) and publish-subscribe. JMS was defined to allow Java application to use enterprise messaging systems.
Is JMS deprecated?
The classic API is not deprecated and will remain part of JMS indefinitely.
What is ActiveMQ JMS?
Apache ActiveMQ is an open source message broker written in Java together with a full Java Message Service (JMS) client. It provides “Enterprise Features” which in this case means fostering the communication from more than one client or server.
What is javax JMS Jmsexception?
javax.jms This is the root class of all JMS API exceptions. It provides the following information: A provider-specific string describing the error. This string is the standard exception message and is available via the getMessage method. A provider-specific string error code.
What is JMS protocol?
Java Message Service (JMS) is an application program interface (API) from Sun Microsystems that supports the formal communication known as messaging between computers in a network. Sun’s JMS provides a common interface to standard messaging protocols and also to special messaging services in support of Java programs.
Is JMS old?
JMS is part of JavaEE. The JDK only includes JavaSE. Which isn’t to say that JMS isn’t old – it is, and hasn’t changed for years. It’s not the nicest API Sun ever produced, but it does the job.
Does ActiveMQ use Java?
Since ActiveMQ is written in Java, it can naturally be integrated in another Java application. As you’ll see, you can configure the broker using either Java code or XML (via the Spring Framework).
What is the difference between JMS 1 and JMS 2?
JMS 1.1 introduced a new unified API which offered a single set of interfaces that could be used for both point-to-point and pub/sub messaging. This is referred to here as the classic API. JMS 2.0 introduces a simplified API which offers all the features of the classic API but which requires fewer interfaces and is simpler to use.
What are the delivery modes supported by the JMS API?
The delivery modes supported by the JMS API are PERSISTENT and NON_PERSISTENT. A Destination object encapsulates a provider-specific address. If a JMS provider detects a serious problem with a Connection object, it informs the Connection object’s ExceptionListener, if one has been registered.
What are the different types of interfaces in JMS?
All interfaces are in the javax.jms package. The main interfaces common to multiple APIs are as follows: Message, BytesMessage, MapMessage, ObjectMessage, StreamMessage and TextMessage – a message sent to or received from a JMS provider.
What is the difference between jmsconsumer and jmscontext?
A client using the simplified JMS API introduced for JMS 2.0 uses a JMSConsumer object to receive messages from a queue or topic. A JMSContext is the main interface in the simplified JMS API introduced for JMS 2.0. A JMSProducer is a simple object used to send messages on behalf of a JMSContext.