1. find the java class source and jar :http://www.jarvana.com/jarvana/
http://grepcode.com/search
http://svn.apache.org/viewvc/camel/trunk/components/camel-jpa/src/
2. find the java jar :http://www.jarfinder.com/
3. find the osgi bundle :http://ebr.springsource.com/repository/app/
4.http://usssh.com/index.html
