Exemplo n.º 1
0
        /// <summary>
        /// Create and persist runtime processor
        /// </summary>
        /// <param name="pd"></param>
        /// <param name="collection"></param>
        /// <returns></returns>
        /// <exception cref="NotImplementedException"></exception>
        public override IProcessRuntime Create(ProcessDefinition pd, IPropertySetCollection collection)
        {
            IProcessRuntime runtime = base.Create(pd, collection);
            Md5CalcVisitor  visitor = new Md5CalcVisitor();

            pd.Accept(visitor);
            string md5 = visitor.CalculateMd5();

            using (var ctx = new ProcessDbContext())
            {
                var pdList = ctx.ProcessDefinition
                             .Where(p => p.FlowId == pd.FlowId && p.Md5 == md5).ToList();

                if (pdList.Count() != 1)
                {
                    throw new ArgumentException($"Process definition is not persisted.");
                }
                // save or update the collection
                PersistentPropertyCollection persistedCollection =
                    _propertySepPersistenceService.SaveCollection(ctx, runtime.Id, collection);
                ProcessRuntimePersistence rtp = new ProcessRuntimePersistence
                {
                    Id = runtime.Id,
                    SuspendedStepId    = runtime.LastExecutedStep?.StepId,
                    Status             = (int)runtime.State,
                    LastUpdated        = DateTime.UtcNow,
                    PropertyCollection = persistedCollection,
                    ProcessDefinition  = pdList.ElementAt(0)
                };
                ctx.Process.Add(rtp);
                ctx.SaveChanges();
            }
            return(new ProcessRuntimePersistenProxy(runtime, this));
        }
Exemplo n.º 2
0
 public override void Freeze(IProcessRuntime runtime, IPropertySetCollection collection)
 {
     using (var ctx = new ProcessDbContext())
     {
         ProcessRuntimePersistence persistence = ctx.Process.Find(runtime.Id);
         if (persistence == null)
         {
             throw new ArgumentException("Invalid Workflow Id:" + runtime.Id.ToString());
         }
         _propertySepPersistenceService.SaveCollection(ctx, runtime.Id, collection);
         persistence.Status          = (int)runtime.State;
         persistence.LastUpdated     = DateTime.UtcNow;
         persistence.SuspendedStepId = runtime.SuspendedInStep?.StepId;
         ctx.SaveChanges();
     }
 }
Exemplo n.º 3
0
 protected virtual void OnExecute(IProcessRuntime runtime, Tuple <ExecutionResult, StepRuntime> result, IProcessRuntimeEnvironment env)
 {
     using (var ctx = new ProcessDbContext())
     {
         ProcessRuntimePersistence persistence = ctx.Process.Find(runtime.Id);
         if (persistence == null)
         {
             throw new ArgumentException("Invalid Workflow Id:" + runtime.Id);
         }
         _propertySepPersistenceService.SaveCollection(ctx, runtime.Id, env.PropertySet);
         persistence.Status          = (int)runtime.State;
         persistence.LastUpdated     = DateTime.UtcNow;
         persistence.SuspendedStepId = runtime.SuspendedInStep?.StepId;
         persistence.NextStepId      = runtime.State == ProcessStateEnum.Completed? null: result.Item2?.StepId;
         ctx.SaveChanges();
     }
 }