jj1 is an json-rpc implementation for java. json-rpc is a lightweight rpc protocol which uses json for messages. as json serializer and parser i use stringtree json, a lightweight json implementation.

* json-rpc specification: http://json-rpc.org/
* json specification: http://www.json.org/
* stringtree json: http://www.stringtree.org/stringtree-json.html

jj1 contains a service handler and a service proxy. the service handler is used by the server side to provide a json service. service proxy can be used from the client to access a service.