9.3. Hotel Ecosystem with Firewalls

In many of our examples, we have been building on the basic Hotel ecosystem; we added events to facilitate interservice notifications; we deployed it across multiple service engines. In this chapter, we see how protecting the service and the client behind firewalls can be accomplished; specifically, we demonstrate how the connectorFTUtil class is used to facilitate firewall traversal. Figure 9.5 depicts the set of service engines and firewalls used by the Hotel ecosystem.

Figure 9.5. Hotel ecosystem and the connector scenario.

9.3.1. Hotel Information Service

In Figure 9.5, we notice that the service advertises ...

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