An IPython kernel for Infinispan would allow to create a CLI tailored for Infinispan usage, for example:

% cache.size()
1232
% cache.get(1)
{
   "id": 1,
   "name": "test",
   "color": "red"
}
% cache.query("From Person p where p.age > 15")

Some examples of existing kernels (written in different languages)
https://github.com/graphaelli/ipython-elasticsearch
http://andrew.gibiansky.com/blog/ipython/ipython-kernels/
https://github.com/alexarchambault/jupyter-kernel