jna包装共享.so库 - 访问类

I have an opensource shared library called libmbc.so. I am interested in using this library in a java implementation which should be able to reproduce a behavior already tested in c++. Ideally I aim to have access to a class in this library called MBCNodal, and call its member functions in the java wrapper. If I unroll the content of the shared library with I have an opensource shared library called libm