.NET Framework Class Library
AppDomainSetup..::.ApplicationBase Property

Gets or sets the name of the directory containing the application.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)
Syntax

Visual Basic (Declaration)
Public Property ApplicationBase As String
Visual Basic (Usage)
Dim instance As AppDomainSetup
Dim value As String

value = instance.ApplicationBase

instance.ApplicationBase = value
C#
public string ApplicationBase { get; set; }
Visual C++
public:
virtual property String^ ApplicationBase {
    String^ get () sealed;
    void set (String^ value) sealed;
}
JScript
public final function get ApplicationBase () : String
public final function set ApplicationBase (value : String)

Property Value

Type: System..::.String
A String containing the name of the application base directory.

Implements

IAppDomainSetup..::.ApplicationBase
Remarks

The application base directory is where the assembly manager begins probing for assemblies.

The ApplicationBase property can influence which permissions are granted to an application domain. For example, an application domain originating from the local computer normally receives full trust based on its location of origin. However, if the ApplicationBase property of that AppDomain is set to the full name of an intranet directory, the ApplicationBase setting restricts the permissions granted to the application domain to a LocalIntranet grant even though the application domain actually originates from the local computer.

Examples

The following example demonstrates how to use the ApplicationBase property to set the location where the assembly loader begins probing for assemblies to load into a new application domain.

Visual Basic
Imports System
Imports System.Reflection
Imports System.Security.Policy 'for evidence object

Class ADSetupInformation

   Public Shared Sub Main()
      ' Create the applcation domain setup information.
      Dim domaininfo As New AppDomainSetup()
      domaininfo.ApplicationBase = System.Environment.CurrentDirectory
      'Create evidence for the new appdomain.
      Dim adevidence As Evidence = AppDomain.CurrentDomain.Evidence

      ' Create the new application domain using setup information.
      Dim domain As AppDomain = AppDomain.CreateDomain("MyDomain", adevidence, domaininfo)

      ' Write out the application domain information.
      Console.WriteLine("Host domain: " + AppDomain.CurrentDomain.FriendlyName)
      Console.WriteLine("new child domain: " + domain.FriendlyName)
      Console.WriteLine()
      Console.WriteLine("Application base is: " + domain.SetupInformation.ApplicationBase)

      AppDomain.Unload(domain)
   End Sub
End Class 'ADSetupInformation 
C#
using System;
using System.Reflection;
using System.Security.Policy;  //for evidence object

class ADSetupInformation
{
    public static void Main()
    {
        //Create the application domain setup information.
        AppDomainSetup domaininfo = new AppDomainSetup();
        domaininfo.ApplicationBase = System.Environment.CurrentDirectory;
        //Create evidence for new appdomain.
        Evidence adevidence = AppDomain.CurrentDomain.Evidence;
        // Create the new application domain using setup information.
        AppDomain domain = AppDomain.CreateDomain("MyDomain", adevidence, domaininfo);

        // Write out the application domain information.
            Console.WriteLine("Host domain: " + AppDomain.CurrentDomain.FriendlyName);
            Console.WriteLine("new child domain: " + domain.FriendlyName);
            Console.WriteLine();
            Console.WriteLine("Application base is: " + domain.SetupInformation.ApplicationBase);

        AppDomain.Unload(domain);
    
        
    }
    
}
Visual C++
using namespace System;
using namespace System::Reflection;
using namespace System::Security::Policy;

//for evidence Object
int main()
{

   //Create the application domain setup information.
   AppDomainSetup^ domaininfo = gcnew AppDomainSetup;
   domaininfo->ApplicationBase = System::Environment::CurrentDirectory;

   //Create evidence for new appdomain.
   Evidence^ adevidence = AppDomain::CurrentDomain->Evidence;

   // Create the new application domain using setup information.
   AppDomain^ domain = AppDomain::CreateDomain( "MyDomain", adevidence, domaininfo );

   // Write Out the application domain information.
   Console::WriteLine( "Host domain: {0}", AppDomain::CurrentDomain->FriendlyName );
   Console::WriteLine( "new child domain: {0}", domain->FriendlyName );
   Console::WriteLine();
   Console::WriteLine( "Application base is: {0}", domain->SetupInformation->ApplicationBase );
   AppDomain::Unload( domain );
}

.NET Framework Security

Platforms

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
Version Information

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0
See Also

Reference

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