j-Interop is a Java Open Source library (LGPL) that implements the DCOM wire protocol (MSRPC) to enable development of Pure, Bi-Directional, Non-Native Java applications which can interoperate with any COM component.
Jacobie is a Java API for use with Internet Explorer. Based on the JACOB project (JAva to COm Bridge) and the IE COM Object, it directly controls IE from java. This API can be used as a true end-user web browser test with IE and not a Http-Based test such as HttpUnit.
JCOM is a Java to COM bridge library. With JCOM you can call a COM object from Java as if it were a Java object without having to deal with the internals of JNI.
Y. Sure, S. Bloehdorn, P. Haase, J. Hartmann, and D. Oberle. Proceedings of the 12th Portuguese Conference on Artificial Intelligence - Progress in Artificial Intelligence (EPIA 2005), volume 3803 of LNCS, page 218 - 231. Covilha, Portugal, Springer, (December 2005)