Tag: java
All the articles with the tag "java".
RabbitMQ and Spring AMQP (Part 3): Message Reliability
Message delivery, storage, and consumption introduce publisher confirms, returned messages, durable components, and message persistence in Spring AMQP. The article demonstrates manual consumer acknowledgments, rejection, and requeuing, and explains why persistence can still leave a risk of message loss.
Learning RabbitMQ and Spring AMQP (Part 2): Messaging Models and the Startup Process
Explains RabbitMQ brokers, connections, and channels, comparing the native Java client with Spring AMQP. It covers producer and consumer configuration responsibilities and pooled channel reuse, then traces listener registration, component declarations, and consumer startup through the source code.
Learning RabbitMQ and Spring AMQP (Part 1)
This article explains how producers, exchanges, routing keys, bindings, and queues relate in RabbitMQ and demonstrates virtual-host configuration and publishing from the management console. Spring AMQP examples connect exchange declarations, queue bindings, consumer listeners, and producer publishing into a basic workflow.
JVM Notes (Part 2)
A collection of common JVM diagnostic tools: use jps to obtain Java process IDs, jinfo to inspect or adjust runtime options, and jmap to view heap information. The article also introduces graphical tools such as jvisualvm and jconsole and explains how to connect to a local or remote JVM to inspect its options.