do you mean how many kinds of events? public static final String EVENTTYPE_TRANSITION = "transition"; public static final String EVENTTYPE_BEFORE_SIGNAL = "before-signal"; public static final String EVENTTYPE_AFTER_SIGNAL = "after-signal"; public static final String EVENTTYPE_PROCESS_START = "process-start"; public static final String EVENTTYPE_PROCESS_END = "process-end"; public static final String EVENTTYPE_NODE_ENTER = "node-enter"; public static final String EVENTTYPE_NODE_LEAVE = "node-leave"; public static final String EVENTTYPE_SUPERSTATE_ENTER = "superstate-enter"; public static final String EVENTTYPE_SUPERSTATE_LEAVE = "superstate-leave"; public static final String EVENTTYPE_SUBPROCESS_CREATED = "subprocess-created"; public static final String EVENTTYPE_SUBPROCESS_END = "subprocess-end"; public static final String EVENTTYPE_TASK_CREATE = "task-create"; public static final String EVENTTYPE_TASK_ASSIGN = "task-assign"; public static final String EVENTTYPE_TASK_START = "task-start"; public static final String EVENTTYPE_TASK_END = "task-end"; public static final String EVENTTYPE_TIMER = "timer"; View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3968049#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...