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What is Java Message Service (JMS) for? - Stack Overflow 18 What ist Java Message Service (JMS) for JMS is a messaging standard that allows Java EE applications to create, send, receive, and consume messages in a loosely coupled, reliable, and asynchronous way I'd suggest to read the Java Message Service API Overview for more details
Which protocol does JMS use to send and receive messages? When your JMS client has to talk to a JMS server that is located on another machine on the network (a typical case), the protocol used between the client and the server will be based, in one way or another, on TCP IP Over the wire, you'll be able to see TCP IP packets being exchanged back and forth
How to set JMSMessageID and JMSCorrelationID properly? I made a java app that uses JMS to send messages to an MQ Queue I set the message id and correlation id with the setJMSMessageId() and setJMSCorrelationId() The messageId seems to be overwritten
java - How does JMS Receive work internally? - Stack Overflow Beneath JMS API is a JMS compliant messaging provider, for example WebSphere MQ provider JMS supports transport of a payload over any messaging protocol to destinations viz Queue and Topic These are basics of JMS How does receive work? JMS specification provides two important classes:- MessageConsumer and MessageListener
JMS Sessions, transacted and auto-acknowledge All the information is there in JMS Specification here A JMS Session is an object that maintains connection to a JMS Provider for sending and receiving messages A transacted session supports a single series of transactions Each transaction groups a set of produced messages and a set of consumed messages into an atomic unit of work In effect, transactions organize a session’s input message
JMS Topic vs Queues - Stack Overflow A JMS queue is a 1-to-1 destination of messages The message is received by only one of the consuming receivers (please note: consistently using subscribers for 'topic client's and receivers for queue client's avoids confusion) Messages sent to a queue are stored on disk or memory until someone picks it up or it expires
Java Python communication via message broker - Stack Overflow What is a good solution for communication via message broker that supports both (C)Python and Java JMS applications? My particular requirements are: open source solution Available on Linux-based s
How to handle order of messages in JMS? - Stack Overflow JMS queue should be treated as FIFO queue in general The reasons for ordering being spoiled, according to IBM MQ documentation are: Multiple destinations Multiple producers Multiple consumers Publish and subscribe (imply multiple instances of a subscription) Similar statements for ActiveMQ ActiveMQ will preserve the order of messages sent by a single producer to all consumers on a topic If
JMS AUTO_ACKNOWLEDGE when is it acknowledged? - Stack Overflow I have tried to google this, but have not been successful If I am using AUTO_ACKNOWLEDGE, and I have a consumer client written in Java, when is the message acknowledged? I am using a MessageListener