예제 #1
0
        /// <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);
        }
예제 #3
0
        /// <summary>
        /// 获取下一步节点列表,满足运行时条件信息
        /// </summary>
        /// <param name="currentActivityGUID"></param>
        /// <returns></returns>
        public NextActivityMatchedResult GetNextActivityList(string currentActivityID)
        {
            try
            {
                NextActivityMatchedResult result     = null;
                NextActivityMatchedType   resultType = NextActivityMatchedType.Unknown;

                //创建“下一步节点”的根节点
                NextActivityComponent   root           = NextActivityComponentFactory.CreateNextActivityComponent();
                NextActivityComponent   child          = null;
                List <TransitionEntity> transitionList = GetForwardTransitionList(currentActivityID).ToList();

                if (transitionList.Count > 0)
                {
                    //遍历连线,获取下一步节点的列表
                    foreach (TransitionEntity transition in transitionList)
                    {
                        if (XPDLHelper.IsWorkItem(transition.TargetActivity.ActivityType))        //可流转简单类型节点 || 子流程节点
                        {
                            child = NextActivityComponentFactory.CreateNextActivityComponent(transition, transition.TargetActivity);
                        }
                        else if (transition.TargetActivity.ActivityType == ActivityTypeEnum.GatewayNode)
                        {
                            NextActivityScheduleBase activitySchedule = NextActivityScheduleFactory.CreateActivitySchedule(this as IProcessModel,
                                                                                                                           transition.TargetActivity.GatewaySplitJoinType);

                            child = activitySchedule.GetNextActivityListFromGateway(transition,
                                                                                    transition.TargetActivity,
                                                                                    out resultType);
                        }
                        else
                        {
                            throw new XmlDefinitionException(string.Format("未知的节点类型:{0}", transition.TargetActivity.ActivityType.ToString()));
                        }

                        if (child != null)
                        {
                            root.Add(child);
                            resultType = NextActivityMatchedType.Successed;
                        }
                    }
                }
                else
                {
                    resultType = NextActivityMatchedType.NoneTransitionFilteredByCondition;
                }
                result = NextActivityMatchedResult.CreateNextActivityMatchedResultObject(resultType, root);
                return(result);
            }
            catch (System.Exception e)
            {
                throw new WfXpdlException(string.Format("解析流程定义文件发生异常,异常描述:{0}", e.Message), e);
            }
        }
예제 #4
0
        /// <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);
        }