public IEnumerable <ContributorCall> GenerateCallGraph(IEnumerable <IPipelineContributor> contributors)
{
contributors = contributors.ToList();
var bootstrapper =
contributors
.OfType <KnownStages.IBegin>()
.SingleOrDefault() ?? throw new InvalidOperationException("No IBegin contributor found.");
var nodes = new List <TopologicalNode <ContributorNotification> >();
foreach (var contributor in contributors.Where(x => x != bootstrapper))
{
var contributorBuilder = new ContributorInitializer(contributors);
var builder = new CompatibilityContributorInitializer(contributorBuilder);
contributor.Initialize(builder);
nodes.AddRange(
contributorBuilder.ContributorRegistrations
.DefaultIfEmpty(new Notification(
Middleware.IdentitySingleTap,
contributorBuilder.Contributors))
.Select(reg => new TopologicalNode <ContributorNotification>(
new ContributorNotification(contributor, reg))));
}
foreach (var notificationNode in nodes)
{
foreach (var afterType in notificationNode.Item.Notification.AfterTypes)
{
var parents = GetCompatibleNodes(nodes, notificationNode, afterType);
notificationNode.Dependencies.AddRange(parents);
}
foreach (var beforeType in notificationNode.Item.Notification.BeforeTypes)
{
var children = GetCompatibleNodes(nodes, notificationNode, beforeType);
foreach (var child in children)
{
child.Dependencies.Add(notificationNode);
}
}
}
var rootItem = new ContributorNotification(bootstrapper,
new Notification(Middleware.IdentitySingleTap, contributors));
return(new TopologicalTree <ContributorNotification>(rootItem, nodes).Nodes
.Select(
n => new ContributorCall(n.Item.Contributor, n.Item.Notification.Target, n.Item.Notification.Description)));
}
public IEnumerable <ContributorCall> GenerateCallGraph(IEnumerable <IPipelineContributor> contributors)
{
contributors = contributors.ToList();
var bootstrapper = contributors.OfType <KnownStages.IBegin>().Single();
var tree = new DependencyTree <ContributorNotification>(
new ContributorNotification(bootstrapper, new Notification(Middleware.IdentitySingleTap, contributors)));
foreach (var contrib in contributors.Where(x => x != bootstrapper))
{
var contributorBuilder = new ContributorInitializer(contributors);
var builder = new CompatibilityContributorInitializer(contributorBuilder);
contrib.Initialize(builder);
var contributorRegistrations =
contributorBuilder.ContributorRegistrations.DefaultIfEmpty(new Notification(Middleware.IdentitySingleTap, contributors)).ToList();
foreach (var registration in contributorRegistrations)
{
tree.CreateNode(new ContributorNotification(contrib, registration));
}
}
foreach (var notificationNode in tree.Nodes)
{
foreach (var parentNode in GetCompatibleTypes(tree,
notificationNode,
notificationNode.Value.Notification.AfterTypes))
{
parentNode.ChildNodes.Add(notificationNode);
}
foreach (var childNode in GetCompatibleTypes(tree,
notificationNode,
notificationNode.Value.Notification.BeforeTypes))
{
childNode.ParentNodes.Add(notificationNode);
}
}
return
(tree.GetCallGraph()
.Select(
x => new ContributorCall(x.Value.Contributor, x.Value.Notification.Target, x.Value.Notification.Description)));
}
public CompatibilityContributorInitializer(ContributorInitializer initializer)
{
_initializer = initializer;
}