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Understanding SCA (Service Component Architecture) by Michael Rowley, Jim Marino

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7. Wires

This chapter picks up more advanced topics associated with wiring components. In particular, it covers wiring to multiple providers of a service, autowire, and wire reinjection after a component has been deployed to a domain.

Wiring to Multiple Service Providers

In distributed systems, there is often a need for clients to make the same request to a number of services. A common scenario where this arises is when a request-for-quote is issued: A client will make the same request to multiple service providers, as illustrated in Figure 7.1.

Figure 7.1 Wiring to multiple service providers

image

In Figure 7.1, the client contains a collection of ...

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