public Task Run([NotNull] FlowDescription flowDescription)
{
flowDescription.AssertNotNull("flowDescription != null");
flowDescription.InitialNode.AssertNotNull("Initial node isn't set");
return(flowDescription.InitialNode.Accept(this));
}
protected override void PerformGlobalValidation(FlowDescription flowDescription)
{
if (flowDescription.InitialNode == null)
{
Result.AddError("Initial node isn't set");
}
}
protected override void PerformGlobalValidation(FlowDescription flowDescription)
{
foreach (IFlowNode node in flowDescription.Nodes)
{
if (!myReachableNodes.Contains(node) &&
node != flowDescription.InitialNode &&
node != flowDescription.DefaultFaultHandler &&
node != flowDescription.DefaultCancellationHandler)
{
Result.AddError(node, "Node isn't reachable from any other node");
}
}
myReachableNodes.Clear();
}
private static ValidationResult ValidateFlow(
[NotNull] ValidatorCollection validators,
[NotNull] FlowDescription flowDescription)
{
var validationResult = new ValidationResult();
foreach (FlowValidator validator in validators)
{
if (!validator.Validate(flowDescription))
{
validationResult.TakeErrorsFrom(validator.Result);
}
}
return(validationResult);
}
public bool Validate([NotNull] FlowDescription flowDescription)
{
Flow = flowDescription.NotNull();
Result.ClearErrors();
foreach (IFlowNode node in flowDescription.Nodes)
{
node.Accept(this);
}
PerformGlobalValidation(flowDescription);
Flow = null;
return(!Result.HasErrors);
}
public DefaultHandlersSetter([NotNull] FlowDescription flowDescription)
{
myFlowDescription = flowDescription.NotNull();
myFaultHandler = flowDescription.DefaultFaultHandler;
myCancellationHandler = flowDescription.DefaultCancellationHandler;
}
protected virtual void PerformGlobalValidation([NotNull] FlowDescription flowDescription)
{
}