Chapter SeventeenGetting an Answer from Hello Software Pipelines
In our examples so far, we’ve only covered one-way transactions. But most applications require a response from a given service. In this chapter we address the issue by upgrading HelloPipelinesService to use Request-Response for its Message Exchange Pattern.
Request-Response Messaging
Request-Response messaging is vital to any application, but it has special implications in Software Pipelines architecture, as it does in any distributed computing architecture. Figure 17.1 shows how Request-Response works.
Figure 17.1 Request-Response
If the application performs ...
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