/// <summary>
/// 启动一个模版（组）下的一组分支流程，在服务模式下，可能返回多个流程。其它情况返回单个流程
/// </summary>
/// <param name="branchTransferParams"></param>
/// <param name="group"></param>
/// <param name="index"></param>
/// <returns></returns>
private WfProcessCollection StartupBranchProcess(WfBranchProcessTransferParams branchTransferParams, IWfBranchProcessGroup group, int index)
{
WfProcessCollection processes = null;
if (branchTransferParams.Template.OperationDefinition == null)
{
WfProcessStartupParams startupParams = PrepareOneBranchProcessStartupParams(branchTransferParams, group, index);
startupParams.CheckStartProcessUserPermission = false;
processes = new WfProcessCollection();
processes.Add(WfRuntime.StartWorkflow(startupParams));
}
else
{
if (WfRuntime.ProcessContext.EnableServiceCall)
{
WfServiceStartupProcessParams startupParams = PrepareOneServiceStartupProcessParams(branchTransferParams, group, index);
processes = InvokeBranchProcess(startupParams, branchTransferParams.Template);
}
else
{
processes = new WfProcessCollection();
}
}
return(processes);
}
protected override void OnModifyWorkflow(WfExecutorDataContext dataContext)
{
IWfProcess process = WfRuntime.StartWorkflow(StartupParams);
if (this.OperatorActivity == null)
{
this.OperatorActivity = process.CurrentActivity;
}
if (this.AutoMoveTo)
{
if (this.TransferParams == null)
{
this.TransferParams = WfTransferParams.FromNextDefaultActivity(process);
}
//如果流转参数中没有下一步的人员，则从下一步活动的候选人中复制
if (this.TransferParams.Assignees.Count == 0)
{
IWfActivity nextActivity = process.Activities.FindActivityByDescriptorKey(this.TransferParams.NextActivityDescriptor.Key);
if (nextActivity != null)
{
this.TransferParams.Assignees.CopyFrom(nextActivity.Candidates);
}
}
this.TransferParams.FillActivityAndTransitionInfoFromContext(process);
WfMoveToExecutor.DoMoveToOperation(process, this.TransferParams);
}
WfRuntime.ProcessContext.ResetContextByProcess(process);
}
