mvn install will package everything for you, including the documentations, the libraries, etc.
A quick-start can be found at http://code.alibabatech.com/wiki/display/CobarClient/Home
you can start with cobar-client by reading the docuemntation bundled with the distribution, the documentation is very elaborate.
GL & HF with cobar-client!
Apache License Version 2.0, January 2004 http://www.apache.org/licenses/