UpdateInstallationInfoCollection Class

Applies To: Windows Server Update Services

Collection of update installation information. To retrieve this collection, call one of the following methods: GetUpdateInstallationInfoPerUpdate; GetUpdateInstallationInfoPerComputerTarget.GetUpdateInstallationInfoPerComputerTarget.

Namespace: Microsoft.UpdateServices.Administration
Assembly: Microsoft.UpdateServices.Administration (in Microsoft.UpdateServices.Administration.dll)

Inheritance Hierarchy

System.Object
System.Collections.CollectionBase
Microsoft.UpdateServices.Administration.WsusCollection
Microsoft.UpdateServices.Administration.UpdateInstallationInfoCollection

Syntax

[SerializableAttribute]
[GuidAttribute("DF2C80AA-B24F-4C3D-B4D4-9A09DDDC1FA0")]
[ClassInterfaceAttribute(ClassInterfaceType.None)]
[ComVisibleAttribute(true)]
public class UpdateInstallationInfoCollection : WsusCollection

[SerializableAttribute]
[GuidAttribute("DF2C80AA-B24F-4C3D-B4D4-9A09DDDC1FA0")]
[ClassInterfaceAttribute(ClassInterfaceType::None)]
[ComVisibleAttribute(true)]
public ref class UpdateInstallationInfoCollection : WsusCollection

[<SerializableAttribute>]
[<GuidAttribute("DF2C80AA-B24F-4C3D-B4D4-9A09DDDC1FA0")>]
[<ClassInterfaceAttribute(ClassInterfaceType.None)>]
[<ComVisibleAttribute(true)>]
type UpdateInstallationInfoCollection = 
    class
        inherit WsusCollection
    end

<SerializableAttribute>
<GuidAttribute("DF2C80AA-B24F-4C3D-B4D4-9A09DDDC1FA0")>
<ClassInterfaceAttribute(ClassInterfaceType.None)>
<ComVisibleAttribute(True)>
Public Class UpdateInstallationInfoCollection
    Inherits WsusCollection

Constructors

	Name	Description
	UpdateInstallationInfoCollection()	Initializes a new instance of the UpdateInstallationInfoCollection class.

Properties

	Name	Description
	Capacity	(Inherited from CollectionBase.)
	Count	(Inherited from CollectionBase.)
	InnerList	(Inherited from CollectionBase.)
	Item[Int32]	Retrieves or sets the member of the collection at the specified index.
	List	(Inherited from CollectionBase.)

Methods

	Name	Description
	Add(IUpdateInstallationInfo)	Adds installation information to the end of the collection.
	Add(Object)	Adds an element to the end of the collection.(Inherited from WsusCollection.)
	AddRange(Array)	Adds the elements of the specified array to the end of this collection. (Inherited from WsusCollection.)
	AddRange(IUpdateInstallationInfo[])	Adds an array of installation information to the end of the collection.
	AddRange(UpdateInstallationInfoCollection)	Adds the members of an installation information collection to the end of the collection.
	AddRange(WsusCollection)	Adds the items in the specified SusCollectionBase to the end of this collection.(Inherited from WsusCollection.)
	Clear()	(Inherited from CollectionBase.)
	Contains(IUpdateInstallationInfo)	Determines if the collection contains the specified installation information.
	Contains(Object)	Determines whether the specified element is in the collection.(Inherited from WsusCollection.)
	CopyTo(Array, Int32)	Copies the entire collection of values to a one-dimensional array, starting at the specified index of the target array.(Inherited from WsusCollection.)
	CopyTo(IUpdateInstallationInfo[], Int32)	Copies the installation information in the collection to a one-dimensional array.
	Equals(Object)	(Inherited from Object.)
	Finalize()	(Inherited from Object.)
	GetEnumerator()	(Inherited from CollectionBase.)
	GetHashCode()	(Inherited from Object.)
	GetType()	(Inherited from Object.)
	IndexOf(IUpdateInstallationInfo)	Determines if the collection contains the specified installation information. If the collection contains the installation information, the method returns the zero-based index to the installation information in the collection.
	IndexOf(Object)	Searches for the specified element and returns the zero-based index of it if it exists.(Inherited from WsusCollection.)
	Insert(Int32, IUpdateInstallationInfo)	Inserts installation information into the collection.
	Insert(Int32, Object)	Inserts an element into the collection at the specified index.(Inherited from WsusCollection.)
	MemberwiseClone()	(Inherited from Object.)
	OnClear()	(Inherited from CollectionBase.)
	OnClearComplete()	Performs additional custom processes after clearing the contents of the UpdateCollection instance.(Inherited from WsusCollection.)
	OnInsert(Int32, Object)	Provides overridden validation functionality which checks that we do not insert duplicates into our collection.(Inherited from WsusCollection.)
	OnInsertComplete(Int32, Object)	Performs additional custom processes after inserting a new element into the UpdateCollection instance.(Inherited from WsusCollection.)
	OnRemove(Int32, Object)	(Inherited from CollectionBase.)
	OnRemoveComplete(Int32, Object)	Performs additional custom processes after removing an element from the UpdateCollection instance.(Inherited from WsusCollection.)
	OnSet(Int32, Object, Object)	Provices overridden validation functionality which checks that we do not insert duplicates into our collection.(Inherited from WsusCollection.)
	OnSetComplete(Int32, Object, Object)	Performs additional custom processes after setting a value in the UpdateCollection instance.(Inherited from WsusCollection.)
	OnValidate(Object)	(Inherited from CollectionBase.)
	Remove(IUpdateInstallationInfo)	Removes the installation information from the collection.
	Remove(Object)	Removes a specified element from the collection.(Inherited from WsusCollection.)
	RemoveAt(Int32)	(Inherited from CollectionBase.)
	ToString()	(Inherited from Object.)

Explicit Interface Implementations

	Name	Description
	ICollection.CopyTo(Array, Int32)	(Inherited from CollectionBase.)
	IList.Add(Object)	(Inherited from CollectionBase.)
	IList.Contains(Object)	(Inherited from CollectionBase.)
	IList.IndexOf(Object)	(Inherited from CollectionBase.)
	IList.Insert(Int32, Object)	(Inherited from CollectionBase.)
	IList.Remove(Object)	(Inherited from CollectionBase.)
	ICollection.IsSynchronized	(Inherited from CollectionBase.)
	ICollection.SyncRoot	(Inherited from CollectionBase.)
	IList.IsFixedSize	(Inherited from CollectionBase.)
	IList.IsReadOnly	(Inherited from CollectionBase.)
	IList.Item[Int32]	(Inherited from CollectionBase.)

Examples

namespace WsusSamples
{
  using System;
  using System.Xml;
  using Microsoft.UpdateServices.Administration;

  class DetermineUpdateStatusForAllComputers
  {
    static void Main(string[] args)
    {
      const string usage = "\r\n" +
                            "ComputerStatusToXml. Creates an XML file with a list computers on the Update Services server, " +
                            "and the status of updates approved for each computer." +
                            "\r\n\r\n" +
                            "USAGE:" +
                            "\r\n\r\n" +
                            "    ComputerStatusToXml.exe [IncludeDownstreamComputers]" +
                            "\r\n\r\n" +
                            "        IncludeDownstreamComputers: Include computer targets rolled up from downstream servers." +
                            "\r\n";

      // evaluate args
      bool includeDownstreamComputers = false;
      if (args.Length >= 1)
      {
        if (args.Length > 1 || args[0].ToLower() != "includedownstreamcomputers")
        {
          Console.WriteLine(usage);
          return;
        }
        if (args[0].ToLower() == "includedownstreamcomputers")
        {
          includeDownstreamComputers = true;
        }
      }

      XmlTextWriter xml = null;

      try
      {
        Console.WriteLine("Getting computer status...");

        // open the XML file
        string xmlWriterFile = string.Format("{0}{1}{2}{3}",
                                              Environment.CurrentDirectory.ToString(),
                                              "\\ComputerStatus ",
                                              DateTime.Now.ToLongDateString().ToString(),
                                              ".xml");
        xml = new XmlTextWriter(xmlWriterFile, System.Text.Encoding.UTF8);
        xml.Formatting = Formatting.Indented;
        xml.Indentation = 4;

        xml.WriteStartDocument(true);
        xml.WriteStartElement("ComputerStatus");

        // Connect to the local WSUS server
        IUpdateServer updateServer = AdminProxy.GetUpdateServer();


        // Get the collection of computers on this server
        ComputerTargetScope computerTargetScope = new ComputerTargetScope();
        computerTargetScope.IncludeDownstreamComputerTargets = includeDownstreamComputers;
        ComputerTargetCollection computers = updateServer.GetComputerTargets(computerTargetScope);

        // loop through the computer collection 
        foreach (IComputerTarget computer in computers)
        {
          // start the element for the computer
          xml.WriteStartElement("Computer");
          xml.WriteAttributeString("Name", computer.FullDomainName);

          xml.WriteAttributeString("LastReportedStatus", computer.LastReportedStatusTime.ToString());

          if (includeDownstreamComputers == true)
          {
            string parentName = "LocalHost";
            if (computer.ParentServerId != Guid.Empty)
            {
              parentName = computer.GetParentServer().FullDomainName;
            }
            xml.WriteAttributeString("ParentServer", parentName);
          }

          // start the element for the status of updates on this computer
          xml.WriteStartElement("UpdateStatus");

          // get the install state of all updates approved for this computer
          UpdateInstallationInfoCollection installStatus = computer.GetUpdateInstallationInfoPerUpdate();

          // loop through the updates in the install info collection and output the 
          // name of the update and it's install state on this computer
          foreach (IUpdateInstallationInfo updateStatus in installStatus)
          {
            xml.WriteStartElement("Update");
            xml.WriteAttributeString("Title", updateStatus.GetUpdate().Title);
            xml.WriteAttributeString("Status", updateStatus.UpdateInstallationState.ToString());

            // close the Update element
            xml.WriteEndElement();
          }

          // close the UpdateStatus element
          xml.WriteEndElement();

          // close the Computer element
          xml.WriteEndElement();
        } // foreach

      } //try
      catch (Exception)
      {
      } // catch
      finally
      {
        Console.WriteLine("Done. Results are written to the ComputerStatus {0}.xml file in the current folder",
                          DateTime.Now.ToLongDateString());
        xml.Close();
      } // finally
    } // main
  }
}

Thread Safety

Any public static ( Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

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