/// <summary>
/// 创建下一步活动的节点
/// </summary>
/// <param name="activity"></param>
/// <returns></returns>
internal static NextActivityComponent CreateNextActivityComponent(TransitionEntity transition,
ActivityEntity activity)
{
NextActivityComponent component = null;
if (XPDLHelper.IsSimpleComponentNode(activity.ActivityType)) //可流转简单类型节点
{
string name = "单一节点";
component = new NextActivityItem(name, transition, activity);
}
else if (activity.ActivityType == ActivityTypeEnum.SubProcessNode)
{
string name = "子流程节点";
component = new NextActivityItem(name, transition, activity);
}
else
{
string name = string.Empty;
if (activity.GatewayDirectionType == GatewayDirectionEnum.AndSplit)
{
name = "必全选节点";
}
else
{
name = "或多选节点";
}
component = new NextActivityGateway(name, transition, activity);
}
return(component);
}
/// <summary>
/// 根据Transition，获取下一步节点列表
/// </summary>
/// <param name="forwardTransition">转移实体</param>
/// <param name="conditionKeyValuePair">条件kv对</param>
/// <param name="resultType">结果类型</param>
protected NextActivityComponent GetNextActivityListFromGatewayCore(TransitionEntity forwardTransition,
out NextActivityMatchedType resultType)
{
NextActivityComponent child = null;
if (XPDLHelper.IsSimpleComponentNode(forwardTransition.TargetActivity.ActivityType) == true) //可流转简单类型节点
{
child = NextActivityComponentFactory.CreateNextActivityComponent(forwardTransition, forwardTransition.TargetActivity);
resultType = NextActivityMatchedType.Successed;
}
else if (forwardTransition.TargetActivity.ActivityType == ActivityTypeEnum.GatewayNode)
{
child = GetNextActivityListFromGateway(forwardTransition,
forwardTransition.TargetActivity,
out resultType);
}
else
{
resultType = NextActivityMatchedType.Failed;
throw new XmlDefinitionException(string.Format("未知的节点类型：{0}", forwardTransition.TargetActivity.ActivityType.ToString()));
}
return(child);
}
/// <summary>
/// 创建跳转节点(强制拉取跳转方式，后续节点状态可以强制拉取前置节点到当前节点[后续节点])
/// </summary>
/// <param name="sourceActivity">要拉取的节点</param>
/// <param name="targetActivity">拉取到节点</param>
/// <returns></returns>
internal static NextActivityComponent CreateNextActivityComponent(ActivityEntity sourceActivity,
ActivityEntity targetActivity)
{
NextActivityComponent component = null;
if (XPDLHelper.IsSimpleComponentNode(sourceActivity.ActivityType) == true) //可流转简单类型节点
{
string name = "单一节点";
var transition = TransitionBuilder.CreateJumpforwardEmptyTransition(sourceActivity, targetActivity);
component = new NextActivityItem(name, transition, sourceActivity); //强制拉取跳转类型的transition 为空类型
}
else
{
throw new ApplicationException(string.Format("不能跳转到其它非任务类型的节点！当前节点:{0}",
sourceActivity.ActivityType));
}
return(component);
}