package com.vci.server.workflow.server;

import org.hibernate.SessionFactory;
import org.jbpm.api.ProcessEngine;

import com.vci.server.base.persistence.dao.HibernateSessionFactory;

public class JbpmEngine {
	private static ProcessEngine singleton;

	public static ProcessEngine getProcessEngine() {
		if (singleton == null) {
			synchronized (JbpmEngine.class) {
				if (singleton == null) {
					SessionFactory sessionFactory =  HibernateSessionFactory.getSessionFactory();
					sessionFactory.openSession();
					singleton = new org.jbpm.api.Configuration()
							.setHibernateSessionFactory(sessionFactory)
							.buildProcessEngine();
				}
			}
		}
		return JbpmEngine.singleton;
	}

}