Beispiel #1
0
        public HashSet <PropertyInfoVertex> GetOrBuildPaths(IEnumerable <Type> sourceTypes, Type searchType,
                                                            PathBuilderSearchCache cache)
        {
            var propertyPathsSet = new HashSet <PropertyInfoVertex>();
            var searchVertex     = _typeGraph.GetTypeVertex(searchType);

            foreach (var sourceType in sourceTypes)
            {
                var sourceVertex = _typeGraph.GetTypeVertex(sourceType);

                if (cache.AllVertices.ContainsKey(sourceVertex))
                {
                    propertyPathsSet.UnionWith(cache.AllVertices[sourceVertex]);
                    continue;
                }

                if (!_typeGraph.PathExists(sourceVertex, searchVertex))
                {
                    continue;
                }

                var properties = BuildSearchTree(sourceVertex, searchVertex, cache);

                if (properties.Count == 0)
                {
                    throw new InvalidOperationException("Не найден ни один путь");
                }

                propertyPathsSet.UnionWith(properties);
            }

            if (propertyPathsSet.Count == 0)
            {
                throw new InvalidOperationException("Не найден ни один путь");
            }

            foreach (var node in propertyPathsSet)
            {
                node.IsRoot = true;
            }

            var hierarchyTypes = SearchHelper <TBaseSearchInterface> .FindHierarchy(searchType);

            foreach (var type in hierarchyTypes)
            {
                var typeVertex = _typeGraph.GetTypeVertex(type);
                HashSet <PropertyInfoVertex> edges;

                if (!cache.AllVertices.TryGetValue(typeVertex, out edges))
                {
                    continue;
                }

                foreach (var parent in edges.SelectMany(edge => edge.Parents))
                {
                    parent.IsFinal = true;
                }
            }

            return(propertyPathsSet);
        }