JBPM process workflow integration with maven JSF project

we are doing a maven web project using JSF as frame work. in which we are calling deplhi webservices and drools and BPMN2 process work flow.

we are able to integrate webservices and drools successfully. but we are facing to run BPMN2 process.

actually this is my first POC project. can any one help me on this .  how to proceed further.

Thanks in advance.