public WfControlNextStep(IWfActivity toActivity)
{
toActivity.NullCheck("toActivity");
this.ActivityDescriptor = toActivity.Descriptor;
this._Candidates = toActivity.Candidates.GetSelectedAssignees();
}
/// <summary>
///
/// </summary>
/// <param name="operatorActivity">操作人所在的Activity，可以为null</param>
/// <param name="targetActivity">需要替换人员的目标活动</param>
/// <param name="originalAssignee"></param>
/// <param name="targetAssignees"></param>
public WfReplaceAssigneesExecutor(IWfActivity operatorActivity, IWfActivity targetActivity, IUser originalAssignee, IEnumerable <IUser> targetAssignees)
: base(operatorActivity, WfControlOperationType.ReplaceAssignees)
{
targetActivity.NullCheck("targetActivity");
targetAssignees.NullCheck("targetAssignees");
if (originalAssignee != null)
{
this._OriginalAssignees.Add(originalAssignee);
}
else
{
this._OriginalAssignees.CopyFrom(targetActivity.Assignees.ToUsers());
if (this._OriginalAssignees.Count == 0)
{
this._OriginalAssignees.CopyFrom(targetActivity.Candidates.ToUsers());
}
}
this.TargetAssignees = targetAssignees;
this.TargetActivity = targetActivity;
if (OperatorActivity == null)
{
OperatorActivity = this.TargetActivity;
}
}
/// <summary>
/// 切换到某个活动，该切换会影响到OriginalActivity、OriginalCurrentActivity以及CurrentActivity属性
/// </summary>
/// <param name="originalActivity">原始活动</param>
public void ChangeTo(IWfActivity originalActivity)
{
originalActivity.NullCheck("originalActivity");
this.OriginalActivity = originalActivity;
this._OriginalCurrentActivity = originalActivity.Process.CurrentActivity;
}
public WfControlNextStep(IWfActivity toActivity)
{
toActivity.NullCheck("toActivity");
this.ActivityDescriptor = toActivity.Descriptor;
this._Candidates = toActivity.Candidates.GetSelectedAssignees();
}
public WfStartBranchProcessExecutor(IWfActivity operatorActivity, IWfActivity ownerActivity, IWfBranchProcessTemplateDescriptor template)
: base(operatorActivity, WfControlOperationType.StartBranchProcess)
{
ownerActivity.NullCheck("ownerActivity");
template.NullCheck("template");
this.OwnerActivity = ownerActivity;
this.BranchTransferParams = new WfBranchProcessTransferParams(template);
}
public WfStartBranchProcessExecutor(IWfActivity operatorActivity, IWfActivity ownerActivity, IWfBranchProcessTemplateDescriptor template)
: base(operatorActivity, WfControlOperationType.StartBranchProcess)
{
ownerActivity.NullCheck("ownerActivity");
template.NullCheck("template");
this.OwnerActivity = ownerActivity;
this.BranchTransferParams = new WfBranchProcessTransferParams(template);
}
public WfControlNextStep(IWfTransitionDescriptor transition, IWfActivity toActivity)
{
transition.NullCheck("transition");
toActivity.NullCheck("toActivity");
this.ActivityDescriptor = toActivity.Descriptor;
this._Candidates = toActivity.Candidates.GetSelectedAssignees();;
this.TransitionDescriptor = transition;
}
public WfPendingActivityInfo(IWfActivity activity)
{
activity.NullCheck("activity");
this.ActivityID = activity.ID;
this.ProcessID = activity.Process.ID;
this.ApplicationName = activity.Descriptor.Process.ApplicationName;
this.ProgramName = activity.Descriptor.Process.ProgramName;
}
public WfControlNextStep(IWfTransitionDescriptor transition, IWfActivity toActivity)
{
transition.NullCheck("transition");
toActivity.NullCheck("toActivity");
this.ActivityDescriptor = toActivity.Descriptor;
this._Candidates = toActivity.Candidates.GetSelectedAssignees();;
this.TransitionDescriptor = transition;
}
protected WfActivityRelativeExecutorBase(IWfActivity operatorActivity, IWfActivity targetActivity, WfControlOperationType operationType) :
base(operatorActivity, operationType)
{
targetActivity.NullCheck("targetActivity");
TargetActivity = targetActivity;
if (OperatorActivity == null)
OperatorActivity = targetActivity;
}
/// <summary>
/// 构造方法
/// </summary>
/// <param name="owner"></param>
/// <param name="template"></param>
public WfBranchProcessGroup(IWfActivity owner, IWfBranchProcessTemplateDescriptor template)
{
owner.NullCheck("owner");
this.OwnerActivity = owner;
this.ProcessTemplate = template;
////从内存中构造时，会走这个构造方法。
//this._BranchProcessStatistics = new WfBranchProcessStatistics();
}
/// <summary>
/// 在指定的活动点之后，添加从startActivity与endActivity之间复制出来的
/// </summary>
/// <param name="activityToAppend">复制的活动需要添加到哪一个活动之后</param>
/// <param name="startActivity">需要复制的活动的起始点</param>
/// <param name="endActivity">需要复制的活动的终止点</param>
/// <param name="entryTransition"></param>
/// <param name="operationType">操作类型</param>
/// <returns>返回的第一个Clone活动的出线</returns>
public IWfTransitionDescriptor CopyMainStreamActivities(IWfActivity activityToAppend, IWfActivity startActivity, IWfActivity endActivity, IWfTransitionDescriptor entryTransition, WfControlOperationType operationType)
{
activityToAppend.NullCheck("activityToAppend");
//沈峥注释，和WfMoveToExecutor中，是否按退回线进行的判断进行匹配
ExceptionHelper.TrueThrow(startActivity.Status == WfActivityStatus.NotRunning, "退件时所指定活动必须是已执行过的活动");
//沈峥重构后的实现
return CreateMainStreamActivities(activityToAppend, startActivity, endActivity, entryTransition, operationType);
}
//protected override void OnPrepareNotifyTasks(WfExecutorDataContext dataContext)
//{
// base.OnPrepareNotifyTasks(dataContext);
// if (this.CancelProcess)
// {
// dataContext.NotifyTasks.Remove(t =>
// t.ActivityID == dataContext.GetValue("OriginalActivityID", string.Empty)
// && t.Status == TaskStatus.Yue
// );
// }
//}
private void InitProperties(IWfActivity operatorActivity, IWfActivity originalActivity, bool cancelAllBranchProcesses, bool cancelProcess)
{
originalActivity.NullCheck("originalActivity");
(originalActivity.Process.CurrentActivity == originalActivity).FalseThrow("活动(ID={0}, Key={1})不是流程的当前活动，不能撤回", originalActivity.ID, originalActivity.Descriptor.Key);
this.OriginalActivity = originalActivity;
this.CancelAllBranchProcesses = cancelAllBranchProcesses;
this.CancelProcess = cancelProcess;
}
/// <summary>
/// 在指定的活动点之后，添加从startActivity与endActivity之间复制出来的
/// </summary>
/// <param name="activityToAppend">复制的活动需要添加到哪一个活动之后</param>
/// <param name="startActivity">需要复制的活动的起始点</param>
/// <param name="endActivity">需要复制的活动的终止点</param>
/// <param name="entryTransition"></param>
/// <param name="operationType">操作类型</param>
/// <returns>返回的第一个Clone活动的出线</returns>
public IWfTransitionDescriptor CopyMainStreamActivities(IWfActivity activityToAppend, IWfActivity startActivity, IWfActivity endActivity, IWfTransitionDescriptor entryTransition, WfControlOperationType operationType)
{
activityToAppend.NullCheck("activityToAppend");
//沈峥注释，和WfMoveToExecutor中，是否按退回线进行的判断进行匹配
ExceptionHelper.TrueThrow(startActivity.Status == WfActivityStatus.NotRunning, "退件时所指定活动必须是已执行过的活动");
//沈峥重构后的实现
return(CreateMainStreamActivities(activityToAppend, startActivity, endActivity, entryTransition, operationType));
}
protected WfActivityRelativeExecutorBase(IWfActivity operatorActivity, IWfActivity targetActivity, WfControlOperationType operationType) :
base(operatorActivity, operationType)
{
targetActivity.NullCheck("targetActivity");
TargetActivity = targetActivity;
if (OperatorActivity == null)
{
OperatorActivity = targetActivity;
}
}
public WfStartBranchProcessExecutor(IWfActivity operatorActivity, IWfActivity ownerActivity, WfBranchProcessTransferParams branchTransferParams)
: base(operatorActivity, WfControlOperationType.StartBranchProcess)
{
ownerActivity.NullCheck("ownerActivity");
branchTransferParams.NullCheck("branchTransferParams");
this.OwnerActivity = ownerActivity;
this.BranchTransferParams = branchTransferParams;
if (this.OperatorActivity == null)
this.OperatorActivity = ownerActivity;
}
public WfStartBranchProcessExecutor(IWfActivity operatorActivity, IWfActivity ownerActivity, WfBranchProcessTransferParams branchTransferParams)
: base(operatorActivity, WfControlOperationType.StartBranchProcess)
{
ownerActivity.NullCheck("ownerActivity");
branchTransferParams.NullCheck("branchTransferParams");
this.OwnerActivity = ownerActivity;
this.BranchTransferParams = branchTransferParams;
if (this.OperatorActivity == null)
{
this.OperatorActivity = ownerActivity;
}
}
protected void SetSceneByActivity(IWfActivity activity)
{
activity.NullCheck("activity");
string scene = activity.Descriptor.InheritedScene;
if (scene.IsNullOrEmpty())
{
if (SceneInfo != null)
scene = SceneInfo.DefaultWorkflowSceneID;
}
if (scene.IsNotEmpty())
OnSetScene(scene);
}
protected override void OnModifyWorkflow(WfExecutorDataContext dataContext)
{
this.TargetActivity.Process.Committed = true;
IWfProcess process = this.TargetActivity.Process;
IWfActivity activity = process.ElapsedActivities.FindActivityByDescriptorKey(TargetActivity.Descriptor.Key);
activity.NullCheck("targetActivity");
WfRuntime.ProcessContext.BeginChangeActivityChangingContext();
try
{
WfRuntime.ProcessContext.ActivityChangingContext.CreatorInstanceID = process.CurrentActivity.ID;
process.CurrentActivity.CopyMainStreamActivities(process.CurrentActivity,
TargetActivity,
process.CurrentActivity.Descriptor.GetAssociatedActivity().Instance,
null,
WfControlOperationType.Return);
if (process.CurrentActivity.Descriptor.ToTransitions.Count == 0)
{
throw new ApplicationException(string.Format("退回时，不能找到当前活动({0})的出线", process.CurrentActivity.Descriptor.Key));
}
IWfActivityDescriptor nextActivityDesp = process.CurrentActivity.Descriptor.ToTransitions[0].ToActivity;
WfTransferParams tp = new WfTransferParams(nextActivityDesp);
IWfActivity act = process.Activities.FindActivityByDescriptorKey(nextActivityDesp.Key);
if (act.Assignees.Count > 0)
{
tp.Assignees.CopyFrom(act.Assignees);
}
else
{
tp.Assignees.CopyFrom(activity.Assignees);
}
process.MoveTo(tp);
}
finally
{
WfRuntime.ProcessContext.RestoreChangeActivityChangingContext();
}
}
protected void SetSceneByActivity(IWfActivity activity)
{
activity.NullCheck("activity");
string scene = activity.Descriptor.InheritedScene;
if (scene.IsNullOrEmpty())
{
if (SceneInfo != null)
{
scene = SceneInfo.DefaultWorkflowSceneID;
}
}
if (scene.IsNotEmpty())
{
OnSetScene(scene);
}
}
/// <summary>
///
/// </summary>
/// <param name="operatorActivity">操作人所在的Activity，可以为null</param>
/// <param name="targetActivity">需要替换人员的目标活动</param>
/// <param name="originalAssignee"></param>
/// <param name="targetAssignees"></param>
public WfReplaceAssigneesExecutor(IWfActivity operatorActivity, IWfActivity targetActivity, IUser originalAssignee, IEnumerable<IUser> targetAssignees)
: base(operatorActivity, WfControlOperationType.ReplaceAssignees)
{
targetActivity.NullCheck("targetActivity");
targetAssignees.NullCheck("targetAssignees");
if (originalAssignee != null)
this._OriginalAssignees.Add(originalAssignee);
else
{
this._OriginalAssignees.CopyFrom(targetActivity.Assignees.ToUsers());
if (this._OriginalAssignees.Count == 0)
this._OriginalAssignees.CopyFrom(targetActivity.Candidates.ToUsers());
}
this.TargetAssignees = targetAssignees;
this.TargetActivity = targetActivity;
if (OperatorActivity == null)
OperatorActivity = this.TargetActivity;
}
public void Withdraw(IWfActivity destinationActivity, bool cancelAllBranchProcesses)
{
destinationActivity.NullCheck("destinationActivity");
ElapsedActivities.ContainsKey(destinationActivity.ID).FalseThrow<WfRuntimeException>(
"不能撤回到活动'{0}'，这个Key对应的活动不存在", destinationActivity.Descriptor.Key);
WfProcessActionContext actionContext = WfRuntime.ProcessContext;
WfProcessActionContextState state = actionContext.SaveDifferentProcessInfo(this);
try
{
actionContext.ResetContextByProcess(this);
this.Status = WfProcessStatus.Running;
RegisterAndPrepareActions(this.CurrentActivity.BeWithdrawnActions);
actionContext.OriginalActivity.CancelBranchProcesses(cancelAllBranchProcesses);
((WfActivityBase)actionContext.OriginalActivity).Status = WfActivityStatus.NotRunning;
while (this.ElapsedActivities.Count > 0)
{
WfActivityBase activity = (WfActivityBase)this.ElapsedActivities[this.ElapsedActivities.Count - 1];
this.ElapsedActivities.RemoveAt(this.ElapsedActivities.Count - 1);
if (string.Compare(activity.ID, destinationActivity.ID, true) == 0)
{
activity.Status = WfActivityStatus.Running;
break;
}
else
{
activity.CancelBranchProcesses(cancelAllBranchProcesses);
activity.Status = WfActivityStatus.NotRunning;
}
}
if (this.CurrentActivity != null)
{
this.ApplicationRuntimeParameters["PreviousActivityID"] = this.CurrentActivity.ID;
this.ApplicationRuntimeParameters["PreviousActivityName"] = GetActivityName(this.CurrentActivity);
}
this.ApplicationRuntimeParameters["CurrentTransitionName"] = string.Empty;
this.CurrentActivity = Activities[destinationActivity.ID];
RegisterAndPrepareActions(this.CurrentActivity.WithdrawActions);
WfRuntime.ProcessContext.AffectedProcesses.AddOrReplace(this);
RegisterAndPrepareActions(this.WithdrawActions);
}
finally
{
actionContext.RestoreSavedProcessInfo(state);
}
}
/// <summary>
/// 切换到某个活动，该切换会影响到OriginalActivity、OriginalCurrentActivity以及CurrentActivity属性
/// </summary>
/// <param name="originalActivity">原始活动</param>
public void ChangeTo(IWfActivity originalActivity)
{
originalActivity.NullCheck("originalActivity");
this.OriginalActivity = originalActivity;
this._OriginalCurrentActivity = originalActivity.Process.CurrentActivity;
}
//protected override void OnPrepareNotifyTasks(WfExecutorDataContext dataContext)
//{
// base.OnPrepareNotifyTasks(dataContext);
// if (this.CancelProcess)
// {
// dataContext.NotifyTasks.Remove(t =>
// t.ActivityID == dataContext.GetValue("OriginalActivityID", string.Empty)
// && t.Status == TaskStatus.Yue
// );
// }
//}
private void InitProperties(IWfActivity operatorActivity, IWfActivity originalActivity, bool cancelAllBranchProcesses, bool cancelProcess)
{
originalActivity.NullCheck("originalActivity");
(originalActivity.Process.CurrentActivity == originalActivity).FalseThrow("活动(ID={0}, Key={1})不是流程的当前活动，不能撤回", originalActivity.ID, originalActivity.Descriptor.Key);
this.OriginalActivity = originalActivity;
this.CancelAllBranchProcesses = cancelAllBranchProcesses;
this.CancelProcess = cancelProcess;
}