wca.exe

Where can I get the Windows Workflow "wca.exe" application?

I am walking through the MS Press Windows Workflow Step-by-Step book and in chapter 8 it mentions a tool with the filename "wca.exe". This is supposed to be able to generate workflow communication helper classes based on an interface you provide it. I can't find that file. I thought it would be in the latest .NET 3.5 SDK, but I just down...

Is it possible for Windows Workflow wca.exe tool to include more than one assembly?

I would like to create an interface that references my business objects for a Windows Workflow, but when I use the wca.exe tool to create the Invokes and Sinks files, I receive an error stating that the assembly for the business object can not be found. Here is my a snapshot of my code to further explain: using System; using System.Col...