By Antoine Borg, Peter Delia, Ricston Ltd
Mule is an open resource agile light-weight messaging and company provider bus (ESB) framework that incorporates a distributable item dealer for coping with verbal exchange among firm functions. This Mule 2 firstPress publication is the 1st and basically definitive ebook on Mule framework, written by means of Peter Delia of MuleSource, who additionally built the legit education fabrics for Mule. The booklet relies on perception, wisdom and adventure caused by operating with Mule, and it offers aid, consulting and coaching to builders enforcing Mule in a wide variety of situations starting from small tasks to giant businesses constructing significant deployments.
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Extra info for Mule 2: A Developer’s Guide (Firstpress)
Three different types of transformers can be used: Type transformation involves converting the type of the message, for example converting a byte stream to a string or converting a JMS message to a Java object. The message is untouched but the type will change. Typically, these transformations are transport-specific and are available out of the box. Message transformation involves converting the message itself; for example converting a single BookingRequest object into a corresponding AirlineTicket object.
In Mule these messages can be caught and handled in one of three ways: the message can be logged, forwarded to a third-party endpoint, or have some sort of customized behavior applied to it. Catching Dropped Messages The mechanism to catch these messages is encapsulated inside catch-allstrategy classes. The default ones are as follows:
Mule 2: A Developer’s Guide to ESB and Integration Platform 55 Implementing a Modeled Application Implementing this modeled example will involve the following activities: 1. Coding the services and any other required classes. All of these items should be tested properly before being used inside Mule. 2. Identifying the correct routing patterns needed. 3. Identifying any locations where transformations are required. 4. Building the Mule configuration using these services. The best practice is to test the routing logic first, and independently of the transports that will be used.
Mule 2: A Developer’s Guide (Firstpress) by Antoine Borg, Peter Delia, Ricston Ltd