Architecture

Publisher Service Class Diagram

Subscriber Service Class Diagram

ActiveMQ XML Configuration

Vitual Topic Naming Convention

VirtualTopic.<name>

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Consumer (of Virtual Topic) Naming Convention

Consumer.<name>.VirtualTopic.<name>

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Dead-Letter Strategy

Individual Dead-Letter Strategy (One Queue Per Consumer)

<policyEntry queue=">">
  <deadLetterStrategy>
      <individualDeadLetterStrategy queuePrefix="DLQ." useQueueForQueueMessages="true"/>
  </deadLetterStrategy>
</policyEntry>

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Re-delivery Policy

maximumRedeliveries = 6 (Default)

Maximum number of times a message will be redelivered before it is considered a poisoned pill and returned to the broker so it can go to a Dead Letter Queue. More Details