Enterprise Integration Patterns: Messaging Channels - 7.3

Talend ESB Mediation Developer Guide

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Design and Development > Designing Routes
Enterprise Integration Pattern Description

Point to Point Channel

(http://camel.apache.org/point-to-point-channel.html)

Enables the caller to be sure that exactly one receiver will receive the document or perform the call.

Publish Subscribe Channel

(http://camel.apache.org/publish-subscribe-channel.html)

Enables the sender to broadcast an event to all interested receivers.

Dead Letter Channel

(http://camel.apache.org/dead-letter-channel.html)

Enables the messaging system to control the behaviors if a message cannot be delivered.

Guaranteed Delivery

(http://camel.apache.org/guaranteed-delivery.html)

Enables the sender to make sure that a message will be delivered, even if the messaging system fails.

Message Bus

(http://camel.apache.org/message-bus.html)

The architecture that enables separate applications to work together, but in a de-coupled fashion such that applications can be easily added or removed without affecting the others.