public override void Routing(XElement templateInfo, XElement currentNode, NSNodeInfo node, MainWorkflowUnitOfWork context)
{
// 查询是否所有的节点都已经执行完成？？
// 查找下一个节点,所有父为Switch的下一个节点的
var parentIds = from c in templateInfo.Elements("Connections").First().Elements("Connection")
where c.Element("SinkID").Value == currentNode.Element("ID").Value
select c.Element("SourceID").Value;
// 查找是否已经存在了没有完成的计数器
NSNodeGroup alreadyExistGroup = context.NsNodeGroups.Where(p => p.TaskId == node.TaskId &&
p.InstanceId == node.InstanceId &&
p.Finshed == false || p.Finshed == null).FirstOrDefault();
if (alreadyExistGroup != null)
{
alreadyExistGroup.GroupCounter = ++alreadyExistGroup.GroupCounter;
context.SetModified <NSNodeGroup>(alreadyExistGroup);
}
else
{
if (alreadyExistGroup == null)
{
alreadyExistGroup = new NSNodeGroup();
}
alreadyExistGroup.Id = Guid.NewGuid();
alreadyExistGroup.GroupCounter = 1;
alreadyExistGroup.GroupName = "Parallel";
alreadyExistGroup.TaskId = node.TaskId;
alreadyExistGroup.InstanceId = node.InstanceId;
alreadyExistGroup.Finshed = false;
context.NsNodeGroups.Add(alreadyExistGroup);
}
if (parentIds.Count() == alreadyExistGroup.GroupCounter)
{
// 查找下一个节点,所有父为Switch的下一个节点的
var childrenIds = from c in templateInfo.Elements("Connections").First().Elements("Connection")
where c.Element("SourceID").Value == currentNode.Element("ID").Value
select c.Element("SinkID").Value;
alreadyExistGroup.Finshed = true;
if (childrenIds.Count() == 0)
{
return;
}
var nodeInfos = from c in templateInfo.Elements("DesignerItems").Elements("DesignerItem")
where childrenIds.Contains(c.Element("ID").Value)
select c;
foreach (var item in nodeInfos)
{
RoutingTemplate(templateInfo, item, node, context, item.Element("EType").Value);
}
return;
}
}
public void CreateGroup(NSNodeGroup group)
{
SqlDbContext.NsNodeGroups.Add(group);
}
public static void Routing(XElement templateInfo, XElement currentNode, NSNodeInfo node, MainWorkflowUnitOfWork context, HashSet <Guid> newActivities)
{
switch (currentNode.Element("BType").Value)
{
case "Decision":
{
// 查找下一个节点,所有父为Switch的下一个节点的
var childrenIds = from c in templateInfo.Elements("Connections").First().Elements("Connection")
where c.Element("SourceID").Value == currentNode.Element("ID").Value&& c.Element("Condition").Value == node.SubmitResult
select c.Element("SinkID").Value;
if (childrenIds.Count() == 0)
{
return;
}
#warning 找到匹配的那个条件---条件待匹配
var nodeInfos = from c in templateInfo.Elements("DesignerItems").Elements("DesignerItem")
where childrenIds.Contains(c.Element("ID").Value)
select c;
foreach (var item in nodeInfos)
{
Routing(templateInfo, item, node, context, newActivities);
}
}
break;
case "Parallel":
{
// 查询是否所有的节点都已经执行完成？？
// 查找下一个节点,所有父为Switch的下一个节点的
var parentIds = from c in templateInfo.Elements("Connections").First().Elements("Connection")
where c.Element("SinkID").Value == currentNode.Element("ID").Value
select c.Element("SourceID").Value;
// 查找是否已经存在了没有完成的计数器
NSNodeGroup alreadyExistGroup = context.NsNodeGroups.Where(p => p.TaskId == node.TaskId &&
p.InstanceId == node.InstanceId &&
p.Finshed == false || p.Finshed == null).FirstOrDefault();
if (alreadyExistGroup != null)
{
alreadyExistGroup.GroupCounter = ++alreadyExistGroup.GroupCounter;
context.SetModified <NSNodeGroup>(alreadyExistGroup);
}
else
{
if (alreadyExistGroup == null)
{
alreadyExistGroup = new NSNodeGroup();
}
alreadyExistGroup.Id = Guid.NewGuid();
alreadyExistGroup.GroupCounter = 1;
alreadyExistGroup.GroupName = "Parallel";
alreadyExistGroup.TaskId = node.TaskId;
alreadyExistGroup.InstanceId = node.InstanceId;
alreadyExistGroup.Finshed = false;
context.NsNodeGroups.Add(alreadyExistGroup);
}
if (parentIds.Count() == alreadyExistGroup.GroupCounter)
{
// 查找下一个节点,所有父为Switch的下一个节点的
var childrenIds = from c in templateInfo.Elements("Connections").First().Elements("Connection")
where c.Element("SourceID").Value == currentNode.Element("ID").Value
select c.Element("SinkID").Value;
alreadyExistGroup.Finshed = true;
if (childrenIds.Count() == 0)
{
return;
}
var nodeInfos = from c in templateInfo.Elements("DesignerItems").Elements("DesignerItem")
where childrenIds.Contains(c.Element("ID").Value)
select c;
foreach (var item in nodeInfos)
{
Routing(templateInfo, item, node, context, newActivities);
}
return;
}
}
break;
case "Process":
{
NSNodeInfo nsNodeInfo = new NSNodeInfo();
nsNodeInfo.Id = Guid.NewGuid();
nsNodeInfo.InstanceId = node.InstanceId;
nsNodeInfo.TaskId = node.TaskId;
nsNodeInfo.NodeName = currentNode.Element("Name").Value;
nsNodeInfo.NodeId = Guid.Parse(currentNode.Element("ID").Value);
nsNodeInfo.RunState = RunStateConst.RUNNING;
nsNodeInfo.CreateTime = DateTime.Now;
context.NSNodeInfos.Add(nsNodeInfo);
newActivities.Add(nsNodeInfo.NodeId);
}
break;
case "SubRouting":
{
SubRoutingBookmark submitRoutingBookmark = new SubRoutingBookmark();
var dbPlugIn = DBFactory.GetPersistencePlugIn();
TransInfoDto tranInfoDto = new TransInfoDto();
tranInfoDto.InstanceId = node.InstanceId;
tranInfoDto.TaskId = node.TaskId;
//TODO:容易出错的地方，暂时没有处理的
tranInfoDto.TemplateXml = dbPlugIn.GetTemplateInfo(dbPlugIn.GetInsanceInfo(node.InstanceId).Id).TemplateText;
tranInfoDto.ParentId = node.Id;
submitRoutingBookmark.Start(tranInfoDto);
return;
// 生成第一节点 调用启动流程
NSNodeInfo parentNodeInfo = new NSNodeInfo();
parentNodeInfo.Id = Guid.NewGuid();
parentNodeInfo.InstanceId = node.InstanceId;
parentNodeInfo.TaskId = node.TaskId;
parentNodeInfo.NodeName = currentNode.Element("Name").Value;
parentNodeInfo.NodeId = Guid.Parse(currentNode.Element("ID").Value);
parentNodeInfo.RunState = RunStateConst.RUNNING;
parentNodeInfo.CreateTime = DateTime.Now;
context.NSNodeInfos.Add(parentNodeInfo);
NSInstanceInfo instance = new NSInstanceInfo();
instance.InstanceName = ""; //读取的模板名称
instance.TaskId = node.TaskId;
instance.TemplateId = Guid.NewGuid(); // 湖区模板ID
instance.RunState = RunStateConst.RUNNING;
instance.StartTime = DateTime.Now;
instance.Id = Guid.NewGuid();
instance.TemplateId = JsonHelper.JsonToT <SubRoutingBookmark>(currentNode.Element("Details").Value).TemplateId;
context.NsInstanceInfos.Add(instance);
// 如果有个字段用来区分是子流程，那么就可以轻松的进行操作。
// 生成第一个点
var childTemplate = context.NSTemplateInfos.First(p => p.Id == instance.TemplateId);
string templateXML = childTemplate.TemplateText;
XElement doc = XElement.Parse(templateXML);
var nodeInfos = from c in doc.Elements("DesignerItems").Elements("DesignerItem")
where c.Element("BType").Value == "Start"
select c;
// start node
var startNode = nodeInfos.First();
// start node id
string id = startNode.Element("ID").Value;
// start node next nodes
var custs = from c in doc.Elements("Connections").First().Elements("Connection")
where c.Element("SourceID").Value == id
select c.Element("SinkID").Value;
// get all nodes startnode link
foreach (var item in custs)
{
// get nodeinfo
var nodeInfo = from c in doc.Elements("DesignerItems").Elements("DesignerItem")
where c.Element("ID").Value == item
select c;
// create node info if need
if (TransRouting.CreateNodeInfo(nodeInfo.First()))
{
NSNodeInfo nsNodeInfo = new NSNodeInfo();
nsNodeInfo.Id = Guid.NewGuid();
nsNodeInfo.InstanceId = instance.Id;
nsNodeInfo.TaskId = instance.TaskId;
nsNodeInfo.NodeId = Guid.Parse(item.ToString());
nsNodeInfo.NodeName = nodeInfo.First().Element("Name").Value;
nsNodeInfo.NodeId = Guid.Parse(nodeInfo.First().Element("ID").Value);
nsNodeInfo.RunState = RunStateConst.RUNNING;
nsNodeInfo.CreateTime = DateTime.Now;
context.NSNodeInfos.Add(nsNodeInfo);
}
else
{
// only prepare taskid and instanceid
NSNodeInfo nsNodeInfo = new NSNodeInfo();
nsNodeInfo.Id = Guid.NewGuid();
nsNodeInfo.InstanceId = instance.Id;
nsNodeInfo.TaskId = instance.TaskId;
// running routting
TransRouting.Routing(doc, nodeInfo.First(), nsNodeInfo, context, newActivities);
}
}
NSRoutingInfo routingInfo = new NSRoutingInfo();
routingInfo.InstanceId = instance.Id;
routingInfo.TaskId = node.TaskId;
routingInfo.Id = Guid.NewGuid();
routingInfo.ParentId = parentNodeInfo.Id;
context.NsRoutingInfos.Add(routingInfo);
}
break;
}
}
