internal void SetOutputParameters(ProcessNode node)
{
if (OutputParameters == null)
{
OutputParameters = ImmutableDictionary.Create <string, IImmutableDictionary <string, object> >();
}
OutputParameters.Add(node.NodeName, node.OutputParameters);
}
public void Execute(ProcessNode processNode, ProcessNode previousNode)
{
NodeHandler = ProcessInstance.NodeHandlers[NodeType];
if (processNode.InputParameters == null)
{
processNode.InputParameters = ProcessInstance.InputParameters;
}
Task = new Task(() => NodeHandler.Execute(processNode, previousNode));
Task.Start();
}
public ProcessInstance NewProcessInstance()
{
var current = ProcessXML.Element(NS + "startEvent");
var node = new ProcessNode(current.Attribute("id").Value, current.Name.LocalName);
var nodes = BuildNodes(ProcessXML);
var processInstance = new ProcessInstance(this);
BuildLinkedNodes(current, ref node, nodes, processInstance);
processInstance.Id = Guid.NewGuid().ToString();
processInstance.StartNode = node;
processInstance.Nodes = nodes.ToImmutableDictionary();
return(processInstance);
}
private void BuildLinkedNodes(XElement current, ref ProcessNode node, IDictionary <string, ProcessNode> nodes, ProcessInstance processInstance)
{
node.ProcessInstance = processInstance;
var seq = NextSequences(current, ProcessXML, NS);
var next = (seq.Any() ? seq : NextElement(current, ProcessXML));
node.NextNodes = new List <ProcessNode>();
foreach (var n in next)
{
var nextNode = nodes[n.Attribute("id").Value];
if (nextNode.PreviousNodes == null)
{
nextNode.PreviousNodes = new List <ProcessNode>();
}
if (!nextNode.PreviousNodes.Contains(node))
{
nextNode.PreviousNodes.Add(node);
}
node.NextNodes.Add(nextNode);
BuildLinkedNodes(n, ref nextNode, nodes, processInstance);
}
}
