Example #1
0
        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)));
        }
Example #2
0
        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)));
        }
Example #3
0
 public CompatibilityContributorInitializer(ContributorInitializer initializer)
 {
     _initializer = initializer;
 }