Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WF / Activities / Role / DirectoryRedirect.cs / 1305376 / DirectoryRedirect.cs
#region Using directives using System; using System.Collections.Generic; using System.Text; using System.DirectoryServices; #endregion namespace System.Workflow.Activities { [Serializable] sealed internal class DirectoryRedirect : IDirectoryOperation { private String m_getPropertyName; private String m_searchPropertyName; private bool m_recursive; public DirectoryRedirect(String getPropertyName, String searchPropertyName) : this( getPropertyName, searchPropertyName, false ) { } public DirectoryRedirect(String getPropertyName, String searchPropertyName, bool recursive) { if (getPropertyName == null) throw new ArgumentNullException("getPropertyName"); if (searchPropertyName == null) throw new ArgumentNullException("searchPropertyName"); this.m_getPropertyName = getPropertyName; this.m_searchPropertyName = searchPropertyName; this.m_recursive = recursive; } public void GetResult(DirectoryEntry rootEntry, DirectoryEntry currentEntry, Listresponse) { if (rootEntry == null) throw new ArgumentNullException("rootEntry"); if (currentEntry == null) throw new ArgumentNullException("currentEntry"); if (response == null) throw new ArgumentNullException("response"); if (!this.m_recursive) { using (DirectorySearcher searcher = CreateSearcher(rootEntry, currentEntry)) { foreach (SearchResult result in searcher.FindAll()) { response.Add(result.GetDirectoryEntry()); } } } else { Dictionary dResponse = new Dictionary (); Stack stack = new Stack (); stack.Push(currentEntry); while (stack.Count != 0) { DirectoryEntry currentTop = stack.Pop(); using (DirectorySearcher searcher = CreateSearcher(rootEntry, currentTop)) { foreach (SearchResult result in searcher.FindAll()) { DirectoryEntry newEntry = result.GetDirectoryEntry(); if (!dResponse.ContainsKey(newEntry.Guid)) dResponse.Add(newEntry.Guid, newEntry); stack.Push(newEntry); } } } response.AddRange(dResponse.Values); } } private DirectorySearcher CreateSearcher(DirectoryEntry rootEntry, DirectoryEntry currentEntry) { DirectorySearcher searcher = new DirectorySearcher(rootEntry); PropertyValueCollection values = currentEntry.Properties[this.m_getPropertyName]; System.Diagnostics.Debug.Assert(values.Count == 1); searcher.Filter = "(" + this.m_searchPropertyName + "=" + values[0] + ")"; return searcher; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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