BizTalk™ Unleashed

Dynamic Ports

You have already had a chance to see what port references look like. Dynamic ports are ports resolved at runtime using port references. We will build XLANG schedules using port references for ports that use COM components or MSMQ queues. For more discussion of dynamic ports and port references, see Chapter 10.

The case for dynamic ports based on BizTalk Messaging Services (that is, dynamic channels) is covered in Chapter 16, “Correlation—Integrating BizTalk Server Messaging and Orchestration Services.” In the case of dynamic channels, if you recall from Chapter 10, XLANG ports bound to BizTalk Messaging can be dynamic only when messages are sent out of the XLANG schedule. The port reference to resolve such a dynamic port at runtime ...