87 lines
3.5 KiB
C#
87 lines
3.5 KiB
C#
// <copyright file="Runspace04.cs" company="Microsoft Corporation">
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// Copyright (c) 2009 Microsoft Corporation. All rights reserved.
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// </copyright>
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// DISCLAIMER OF WARRANTY: The software is licensed “as-is.” You
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// bear the risk of using it. Microsoft gives no express warranties,
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// guarantees or conditions. You may have additional consumer rights
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// under your local laws which this agreement cannot change. To the extent
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// permitted under your local laws, Microsoft excludes the implied warranties
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// of merchantability, fitness for a particular purpose and non-infringement.
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namespace Microsoft.Samples.PowerShell.Runspaces
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{
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using System;
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using System.Management.Automation;
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using System.Management.Automation.Runspaces;
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using PowerShell = System.Management.Automation.PowerShell;
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/// <summary>
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/// This class contains the Main entry point for this host application.
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/// </summary>
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internal class Runspace04
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{
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/// <summary>
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/// This sample uses a PowerShell object to run commands.
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/// The commands generate a terminating exception that the
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/// caller should catch and process.
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/// </summary>
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/// <param name="args">Parameter not used.</param>
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/// <remarks>
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/// This sample demonstrates the following:
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/// 1. Creating a PowerShell object.
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/// 2. Using the PowerShell object to run the commands.
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/// 3. Passing input objects to the commands from the calling program.
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/// 4. Using PSObject objects to extract and display properties from the
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/// objects returned by the commands.
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/// 5. Retrieving and displaying error records that were generated
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/// while running the commands.
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/// 6. Catching and displaying terminating exceptions generated
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/// while running the commands.
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/// </remarks>
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private static void Main(string[] args)
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{
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// Create a PowerShell object.
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using (PowerShell powershell = PowerShell.Create())
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{
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// Add the commands to the PowerShell object.
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powershell.AddCommand("Get-ChildItem").AddCommand("Select-String").AddArgument("*");
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// Run the commands synchronously. Because of the bad regular expression,
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// no objects will be returned. Instead, an exception will be thrown.
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try
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{
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foreach (PSObject result in powershell.Invoke())
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{
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Console.WriteLine("'{0}'", result.ToString());
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}
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// Process any error records that were generated while running the commands.
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Console.WriteLine("\nThe following non-terminating errors occurred:\n");
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PSDataCollection<ErrorRecord> errors = powershell.Streams.Error;
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if (errors != null && errors.Count > 0)
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{
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foreach (ErrorRecord err in errors)
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{
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System.Console.WriteLine(" error: {0}", err.ToString());
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}
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}
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}
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catch (RuntimeException runtimeException)
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{
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// Trap any exception generated by the commands. These exceptions
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// will all be derived from the RuntimeException exception.
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System.Console.WriteLine(
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"Runtime exception: {0}: {1}\n{2}",
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runtimeException.ErrorRecord.InvocationInfo.InvocationName,
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runtimeException.Message,
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runtimeException.ErrorRecord.InvocationInfo.PositionMessage);
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}
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}
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System.Console.WriteLine("\nHit any key to exit...");
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System.Console.ReadKey();
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}
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}
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}
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