public IWorkStepMessage Execute(IWorkContext context, IWorkStepMessage preResult)
{
return(new 组长审批意见结果()
{
TaskId = context.TaskId
});
}
public IWorkStepMessage Execute(IWorkContext context, IWorkStepMessage preResult)
{
// return context.CreateWatiingMessage();
return(new 主管审批意见结果()
{
TaskId = context.TaskId
});
}
public static void SetId(IWorkStepMessage message, TaskschedNode task)
{
var sourceType = message.GetType();
var @delegate = table[sourceType] as Action<IWorkStepMessage, TaskschedNode>;
if (@delegate != null)
{
@delegate.Invoke(message, task);
return;
}
table[sourceType] = @delegate = (Action<IWorkStepMessage, TaskschedNode>)Delegate.CreateDelegate(typeof(Action<IWorkStepMessage, TaskschedNode>), typeof(SetTaskId).GetMethod("MySetId").MakeGenericMethod(sourceType));
@delegate.Invoke(message, task);
return;
}
/// <summary>
/// 在消息中匹配某个一消息，因为在一些组合步骤中会返回多个消息，message的消息是
/// </summary>
/// <typeparam name="TWorkStreamMessage"></typeparam>
/// <param name="message"></param>
/// <returns></returns>
public TWorkStreamMessage Match <TWorkStreamMessage>(IWorkStepMessage message) where TWorkStreamMessage : IWorkStepMessage
{
if (message is TWorkStreamMessage)
{
return((TWorkStreamMessage)message);
}
var messages = message as MultipleWorkStepMessage;
if (messages == null)
{
return(default(TWorkStreamMessage));
}
foreach (var msg in messages.Messages)
{
if (msg is TWorkStreamMessage)
{
return((TWorkStreamMessage)msg);
}
}
return(default(TWorkStreamMessage));
}
/// <summary>
/// 执行工作
/// </summary>
/// <param name="context">上下文</param>
/// <param name="preResult">上一个工作执行的结果</param>
/// <returns></returns>
public IWorkStepMessage Execute(IWorkContext context, IWorkStepMessage preResult)
{
return(preResult);
}
/// <summary>
/// 注册测试兼容性事件
/// </summary>
/// <param name="workStepType"></param>
/// <param name="message"></param>
/// <param name="test"></param>
public void Register(Type workStepType, IWorkStepMessage message, Func <Type, IWorkStepMessage, bool> test)
{
this.collections[workStepType] = new KeyValuePair <IWorkStepMessage, Func <Type, IWorkStepMessage, bool> >(message, test);
}
/// <summary>
/// 注册测试兼容性事件
/// </summary>
/// <typeparam name="TWorkStep">工作流步骤</typeparam>
/// <param name="produceMessage">当前步骤最后产生的消息</param>
/// <param name="testWithPreWorkStep">与上一步骤产生的结果去测试是否兼容</param>
public void Register <TWorkStep>(IWorkStepMessage produceMessage, Func <Type, IWorkStepMessage, bool> testWithPreWorkStep) where TWorkStep : IWorkStep
{
this.collections[typeof(TWorkStep)] = new KeyValuePair <IWorkStepMessage, Func <Type, IWorkStepMessage, bool> >(produceMessage, testWithPreWorkStep);
}
public static void MySetId<TWorkStepMessage>(IWorkStepMessage message, TaskschedNode task)
{
SetTaskId<TWorkStepMessage>.Register().Invoke((TWorkStepMessage)message, task.TaskId);
}
/// <summary>
/// 开始工作
/// </summary>
private bool ExecuteMeanwhile(ITaskschedStrategy strategy, TaskschedNode task, ExecutingNode[] nodes, ExecutingNode node, IList<KeyValueTuple<IWorkStep, string>> worksteps, WorkContext context, IWorkStepMessage preMsg)
{
var finishNodes = new List<ExecutingNode>(nodes.Count());
var messages = new MeanwhileWorkStepMessage();
var msgs = new List<IWorkStepMessage>(nodes.Count());
messages.TaskId = task.TaskId;
IWorkStepMessage msg = null;
var timeSpan = TimeSpan.Zero;
Exception lastException = null;
foreach (var workstep in worksteps)
{
try
{
msg = workstep.Key.Execute(context, preMsg);
if (msg != null)
{
task.AttachState = msg.AttachState;
}
}
catch (Exception ex)
{
lastException = ex;
node.ExecutingMessage = ex.GetInnerException().GetFullMessage();
node.FailTimes++;
timeSpan = strategy.NextTime(task, node, ex);
}
if (msg is EmptyAndAbortedWorkStepMessage)
{
foreach (var t in nodes.Where(t => t.OrderNo >= node.OrderNo))
{
if (t.OrderNo == 0 || t.OrderNo == nodes.Length - 1)
{
continue;
}
t.ExecutingMessage = string.Format("当前步骤{0}执行了中断行为，消息结果为：{1}", node.OrderNo, ((EmptyAndAbortedWorkStepMessage)msg).Message);
finishNodes.Add(t);
}
this.executingRepository.Abort(task, finishNodes.ToArray());
if (this.MessagePublisher != null)
{
try
{
this.MessagePublisher.PublishMessageAsync(msg);
}
catch
{
}
}
return false;
}
if (msg is EmptyButWaitingWorkStepMessage)
{
var span = strategy.NextWorkTimeOnMessageIsWaiting(task, node);
node.ExecutingMessage = ((EmptyButWaitingWorkStepMessage)msg).Message;
task.NextTime = task.NextTime.HasValue ? task.NextTime.Value.Add(span) : DateTime.Now.Add(span);
this.executingRepository.NextWork(task, node);
if (this.MessagePublisher != null)
{
try
{
this.MessagePublisher.PublishMessageAsync(msg);
}
catch
{
}
}
return false;
}
if (lastException != null && this.MessagePublisher != null)
{
try
{
this.MessagePublisher.PublishMessageAsync(new ExecutingErrorWorkStepMessage() { TaskId = task.TaskId, CommandType = task.CommandType, UserSign = task.UserSign, Exception = lastException, PushMessage = task.PushMessage });
}
finally
{
}
}
if (timeSpan != TimeSpan.Zero)
{
task.NextTime = task.NextTime.HasValue ? task.NextTime.Value.Add(timeSpan) : DateTime.Now.Add(timeSpan);
this.executingRepository.Exception(task, node);
return false;
}
if (msg == null)
{
timeSpan = strategy.NextWorkTimeOnMessageIsNull(task, node, node.WaitTimes + 1);
if (timeSpan != TimeSpan.Zero)
{
node.WaitTimes++;
task.NextTime = task.NextTime.HasValue ? task.NextTime.Value.Add(timeSpan) : DateTime.Now.Add(timeSpan);
this.executingRepository.NextWork(task, node);
return false;
}
foreach (var t in nodes.Where(t => t.OrderNo >= node.OrderNo))
{
if (t.OrderNo == 0 || t.OrderNo == nodes.Length - 1)
{
continue;
}
t.ExecutingMessage = string.Format("当前步骤{0}协同方式为全部,但工作实例{1}返回空消息，执行中断", node.OrderNo, workstep.Value);
finishNodes.Add(t);
}
this.executingRepository.Abort(task, finishNodes.ToArray());
return false;
}
if (msg.TaskId == Guid.Empty)
{
this.SetMessageTaskId(msg, task);
}
msgs.Add(msg);
messages.Messages.Add(this.engine.JsonSerializer.Serialize(new Never.Messages.MessagePacket()
{
ContentType = Never.Messages.MessagePacket.GetContentType(msg),
Body = this.engine.JsonSerializer.Serialize(msg)
}));
}
var mulitePacket = new Never.Messages.MessagePacket()
{
ContentType = Never.Messages.MessagePacket.GetContentType(messages),
Body = this.engine.JsonSerializer.Serialize(messages),
};
context.StepClear();
node.ResultMessage = this.engine.JsonSerializer.Serialize(mulitePacket);
node.FinishTime = DateTime.Now;
task.ProcessPercent = task.StepCount <= 0 ? 100m : ((100 * (task.NextStep) / ((decimal)task.StepCount)).FormatR(2));
if (task.NextStep == task.StepCount)
{
task.FinishTime = DateTime.Now;
this.executingRepository.AllDone(task, node);
}
else
{
task.NextStep = task.NextStep + 1;
this.executingRepository.Done(task, node);
}
if (this.MessagePublisher != null)
{
try
{
foreach (var m in msgs)
{
this.MessagePublisher.PublishMessageAsync(m);
}
}
catch
{
}
}
return true;
}
/// <summary>
/// 检查工作
/// </summary>
/// <param name="strategy"></param>
/// <param name="task"></param>
/// <param name="nodes"></param>
/// <param name="node"></param>
/// <param name="worksteps"></param>
/// <param name="preMsg"></param>
/// <returns></returns>
private bool IsReady(ITaskschedStrategy strategy, TaskschedNode task, ExecutingNode[] nodes, ExecutingNode node, IList<KeyValueTuple<IWorkStep, string>> worksteps, out IWorkStepMessage preMsg)
{
preMsg = null;
/*获取前一个节点信息*/
var preNode = nodes.FirstOrDefault(o => o.OrderNo == node.OrderNo - 1);
var finishNodes = new List<ExecutingNode>(nodes.Count());
if (preNode == null)
{
foreach (var t in nodes.Where(t => t.OrderNo >= node.OrderNo))
{
if (t.OrderNo == 0 || t.OrderNo == nodes.Length - 1)
{
continue;
}
t.ExecutingMessage = string.Format("当前步骤{0}找不到上一步{1}信息，执行中断", node.OrderNo, node.OrderNo - 1);
finishNodes.Add(t);
}
this.executingRepository.Abort(task, finishNodes.ToArray());
return false;
}
var prePacket = this.engine.JsonSerializer.Deserialize<Never.Messages.MessagePacket>(preNode.ResultMessage);
if (prePacket == null)
{
foreach (var t in nodes.Where(t => t.OrderNo >= node.OrderNo))
{
if (t.OrderNo == 0 || t.OrderNo == nodes.Length - 1)
{
continue;
}
t.ExecutingMessage = string.Format("当前步骤{0}消息类型不是Never.Messages.MessagePacket，执行中断", node.OrderNo);
finishNodes.Add(t);
}
this.executingRepository.Abort(task, finishNodes.ToArray());
return false;
}
var preMsgType = Type.GetType(prePacket.ContentType);
if (preMsgType == null)
{
foreach (var t in nodes.Where(t => t.OrderNo >= node.OrderNo))
{
if (t.OrderNo == 0 || t.OrderNo == nodes.Length - 1)
{
continue;
}
t.ExecutingMessage = string.Format("当前步骤{0}消息类型{1}不能在当前环境中找到类型，执行中断", node.OrderNo, prePacket.ContentType);
finishNodes.Add(t);
}
this.executingRepository.Abort(task, finishNodes.ToArray());
return false;
}
preMsg = this.engine.JsonSerializer.DeserializeObject(prePacket.Body, preMsgType) as IWorkStepMessage;
if (preMsgType == typeof(MeanwhileWorkStepMessage))
{
var multiplemsg = new MultipleWorkStepMessage();
multiplemsg.TaskId = ((MeanwhileWorkStepMessage)preMsg).TaskId;
foreach (var msg in ((MeanwhileWorkStepMessage)preMsg).Messages)
{
var pck = this.engine.JsonSerializer.Deserialize<Never.Messages.MessagePacket>(msg);
var pmsg = this.engine.JsonSerializer.DeserializeObject(pck.Body, Type.GetType(pck.ContentType)) as IWorkStepMessage;
multiplemsg.Append(pmsg);
}
}
if (preMsg == null)
{
foreach (var t in nodes.Where(t => t.OrderNo >= node.OrderNo))
{
if (t.OrderNo == 0 || t.OrderNo == nodes.Length - 1)
{
continue;
}
t.ExecutingMessage = string.Format("当前步骤{0}消息类型{1}不是指定的IWorkStepMessage消息，执行中断", node.OrderNo, prePacket.ContentType);
finishNodes.Add(t);
}
this.executingRepository.Abort(task, finishNodes.ToArray());
return false;
}
var stepTypes = node.StepType.Split(new[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
string nullStepType = string.Empty;
/*fix guid*/
foreach (var step in stepTypes)
{
var stepType = TemplateWorkStep.Find(step);
if (stepType != null)
{
if (ContainerContext.Current == null)
{
var workstep = Activator.CreateInstance(stepType) as IWorkStep;
worksteps.Add(new KeyValueTuple<IWorkStep, string>(workstep, step));
}
else
{
var workstep = ContainerContext.Current.ServiceLocator.Resolve(stepType) as IWorkStep;
worksteps.Add(new KeyValueTuple<IWorkStep, string>(workstep, step));
}
}
else
{
nullStepType = step;
worksteps.Add(new KeyValueTuple<IWorkStep, string>(null, step));
}
}
if (worksteps.All(o => o.Key == null))
{
foreach (var t in nodes.Where(t => t.OrderNo >= node.OrderNo))
{
if (t.OrderNo == 0 || t.OrderNo == nodes.Length - 1)
{
continue;
}
t.ExecutingMessage = string.Format("当前步骤{0}所有工作实例不能在当前环境中实例化，执行中断", node.OrderNo);
finishNodes.Add(t);
}
this.executingRepository.Abort(task, finishNodes.ToArray());
return false;
}
if (node.StepCoordinationMode == CoordinationMode.Meanwhile && nullStepType.IsNotNullOrEmpty())
{
foreach (var t in nodes.Where(t => t.OrderNo >= node.OrderNo))
{
if (t.OrderNo == 0 || t.OrderNo == nodes.Length - 1)
{
continue;
}
t.ExecutingMessage = string.Format("当前步骤{0}工作实例{1}不能在当前环境中找到类型，执行中断", node.OrderNo, nullStepType);
finishNodes.Add(t);
}
this.executingRepository.Abort(task, finishNodes.ToArray());
return false;
}
return true;
}
/// <summary>
/// 追加一个消息
/// </summary>
/// <param name="message"></param>
public void Append(IWorkStepMessage message)
{
this.Messages = this.Messages.Union(new[] { message });
}
