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Enterprise Integration Patterns: Designing, Building, and Deploying Messaging Solutions by Bobby Woolf, Gregor Hohpe

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Chapter 9. Interlude: Composed Messaging

Loan Broker Example

This chapter demonstrates how to compose routing and transformation patterns into a larger solution. As an example scenario, we chose to model the process of a consumer obtaining quotes for a loan from multiple banks. We took the liberty to simplify the business process a little bit so we can focus on a discussion of integration patterns as opposed to holding a lecture in consumer financial services. Based on the patterns that we defined, we discuss and create three alternative implementations for this process, using different programming languages, technologies, and messaging models.

Obtaining a Loan Quote

When shopping for a loan, a customer usually calls several banks to find the ...

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