public void Jump(string origin, string destination, String instanceID, WorkflowProcess process, IWorkflowPersistent <WorkflowProcess, Action <Object> > processService)
{
IList <Action <ISession> > commands = new List <Action <ISession> >
{
(session) =>
session
.CreateQuery("delete from WorkflowLink c where c.RelationshipID=:RelationshipID and c.InstanceID=:InstanceID")
.SetParameter("RelationshipID", origin)
.SetParameter("InstanceID", instanceID)
.ExecuteUpdate(),
(session) => session.Persist(new WorkflowLink {
InstanceID = instanceID, RelationshipID = destination
}),
(session) => processService.Persistent(process, (entry) => session.Persist(entry))
};
DbFactory.Execute(DbFactory.OpenSession(), commands);
}
/// <summary>
/// 获取回退线路
/// </summary>
/// <returns>路线</returns>
protected Transition GetHistoryTransition(Node entry)
{
Transition transition = null;
Dictionary <String, Object> queryArg = new Dictionary <string, object>
{
{ "InstanceID", entry.InstanceID },
{ "Direction", (int)WorkflowOpertaion.Go }
};
WorkflowProcess process = ProcessService
.Query(queryArg).Where(c => c.Destination == entry.ID)
.FirstOrDefault();
if (process != null && entry.NodeType != WorkflowNodeCategory.Start)
{
transition = TransitionService.Query(entry.InstanceID).FirstOrDefault(e => e.NID == process.TransitionID);
}
return(transition);
}
public void Persistent(WorkflowProcess process, Action <object> callback)
{
callback(process);
}