• I came across a company whose product offers DCOM connectibility in Pure Java:  http://www.linar.com/jintegra/doc/.
• I experimented with the Java VM invocation interface, trying to find solutions to the various CLASSPATH problems that we face.  I had some success writing both EXE and DLL variants.  The DLL could act as a wrapper for a VJ6-generated COM DLL by forwarding the COM calls to the library.