What is Apache Camel architecture?

Apache Camel is an open-source integration framework for implementing various Enterprise Integration Patterns(EIPs), that allows you to quickly and easily connect different systems that consume or produce data. It is easy to use Domain Specific Languages (DSLs) to wire EIPs and transports together.

What is ActiveMQ?

ActiveMQ is an open source protocol developed by Apache which functions as an implementation of message-oriented middleware (MOM). Its basic function is to send messages between different applications, but includes additional features like STOMP, JMS, and OpenWire.

What is Apache ActiveMQ Artemis?

Apache ActiveMQ Artemis is an asynchronous messaging system, an example of Message Oriented Middleware , we’ll just call them messaging systems in the remainder of this book.

What’s the difference between Apache Camel and Kafka?

Developers describe Apache Camel as “A versatile open source integration framework”. An open source Java framework that focuses on making integration easier and more accessible to developers. On the other hand, Kafka is detailed as “Distributed, fault tolerant, high throughput pub-sub messaging system”.

What is Camel messaging?

Apache Camel is messaging technology glue with routing. It joins together messaging start and end points allowing the transference of messages from different sources to different destinations. For example: JMS -> JSON, HTTP -> JMS or funneling FTP -> JMS, HTTP -> JMS, JSON -> JMS.

How ActiveMQ works internally?

ActiveMQ uses memory to store messages awaiting dispatch to consumers. Each message occupies some memory (how much depends on the size of the message) until it is dequeued and delivered to a consumer. At that point, ActiveMQ frees up the memory that had been used for that message.

Is ActiveMQ message broker?

ActiveMQ. Apache ActiveMQ® is the most popular open source, multi-protocol, Java-based message broker. It supports industry standard protocols so users get the benefits of client choices across a broad range of languages and platforms.

How does Kafka different from ActiveMQ?

Kafka is way faster than ActiveMQ. It can handle millions of messages per sec. ActiveMQ supports both message queues and publishes/subscribe messaging systems. On the other hand, Kafka is based on publish/subscribe but does have certain advantages of message-queues.