Sampel Kode RunSpace10

Berikut adalah kode sumber untuk sampel Runspace10. Aplikasi sampel ini menambahkan cmdlet ke System.Management.Automation.Runspaces.RunspaceConfiguration lalu menggunakan informasi konfigurasi yang dimodifikasi untuk membuat runspace.

Nota

Anda dapat mengunduh file sumber C# (runspace10.cs) dengan menggunakan Windows Software Development Kit untuk Windows Vista dan Komponen Runtime Microsoft .NET Framework 3.0. Untuk petunjuk pengunduhan, lihat Cara Menginstal Windows PowerShell dan Mengunduh Windows PowerShell SDK. File sumber yang diunduh tersedia di direktori<>.

Sampel Kode

namespace Microsoft.Samples.PowerShell.Runspaces
{
  using System;
  using System.Collections.Generic;
  using System.Collections.ObjectModel;
  using System.Diagnostics;
  using System.Management.Automation;
  using System.Management.Automation.Runspaces;
  using PowerShell = System.Management.Automation.PowerShell;
    
  #region GetProcCommand

  /// <summary>
  /// Class that implements the GetProcCommand.
  /// </summary>
  [Cmdlet(VerbsCommon.Get, "Proc")]
  public class GetProcCommand : Cmdlet
  {
    #region Cmdlet Overrides

    /// <summary>
    /// For each of the requested process names, retrieve and write
    /// the associated processes.
    /// </summary>
    protected override void ProcessRecord()
    {
      // Get the current processes.
      Process[] processes = Process.GetProcesses();

      // Write the processes to the pipeline making them available
      // to the next cmdlet. The second argument (true) tells the 
      // system to enumerate the array, and send one process object 
      // at a time to the pipeline.
      WriteObject(processes, true);
    }

    #endregion Overrides
  } // End GetProcCommand class.

  #endregion GetProcCommand
  
  /// <summary>
  /// This class contains the Main entry point for this host application.
  /// </summary>
  internal class Runspace10
  {
    /// <summary>
    /// This sample shows how to add a cmdlet to an InitialSessionState object and then 
    /// uses the modified InitialSessionState object when creating a Runspace object.
    /// </summary>
    /// <param name="args">Parameter is not used.</param>
    /// This sample demonstrates:
    /// 1. Creating an InitialSessionState object.
    /// 2. Adding a cmdlet to the InitialSessionState object.
    /// 3. Creating a runspace that uses the InitialSessionState object.
    /// 4. Craeting a PowerShell object tht uses the Runspace object.
    /// 5. Running the pipeline of the PowerShell object synchronously.
    /// 6. Working with PSObject objects to extract properties 
    ///    from the objects returned by the pipeline.
    private static void Main(string[] args)
    {
      // Create a default InitialSessionState object. The default 
      // InitialSessionState object contains all the elements provided 
      // by Windows PowerShell.
      InitialSessionState iss = InitialSessionState.CreateDefault();

      // Add the get-proc cmdlet to the InitialSessionState object.
      SessionStateCmdletEntry ssce = new SessionStateCmdletEntry("get-proc", typeof(GetProcCommand), null);
      iss.Commands.Add(ssce);
           
      // Create a Runspace object that uses the InitialSessionState object. 
      // Notice that no PSHost object is specified, so the default host is used. 
      // See the Hosting samples for information on creating your own custom host.
      using (Runspace myRunSpace = RunspaceFactory.CreateRunspace(iss))
      {
        myRunSpace.Open();

        using (PowerShell powershell = PowerShell.Create())
        {
          powershell.Runspace = myRunSpace;

          // Add the get-proc cmdlet to the pipeline of the PowerShell object.
          powershell.AddCommand("get-proc");

          Collection<PSObject> results = powershell.Invoke();

          Console.WriteLine("Process              HandleCount");
          Console.WriteLine("--------------------------------");
 
          // Display the output of the pipeline.
          foreach (PSObject result in results)
          {
             Console.WriteLine(
                               "{0,-20} {1}",
                               result.Members["ProcessName"].Value,
                               result.Members["HandleCount"].Value);
          }
        }

        // Close the runspace to release resources.
        myRunSpace.Close();
      }

      System.Console.WriteLine("Hit any key to exit...");
      System.Console.ReadKey();
    }
  }
}

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