AppDomain Class

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Represents an application domain, which is an isolated environment where applications execute. This class cannot be inherited.

Inheritance Hierarchy


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


Public NotInheritable Class AppDomain
public sealed class AppDomain

The AppDomain type exposes the following members.


Name Description
CurrentDomain Gets the current application domain for the current Thread.
DomainManager Gets the domain manager that was provided by the host when the application domain was initialized.
FriendlyName Gets the friendly name of this application domain.



Name Description
Equals(Object) Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
Finalize Allows an object to try to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
GetAssemblies Gets the assemblies that have been loaded into the execution context of this application domain.
GetHashCode Serves as a hash function for a particular type. (Inherited from Object.)
GetType Gets the type of the current instance.
MemberwiseClone Creates a shallow copy of the current Object. (Inherited from Object.)
ToString Obtains a string representation that includes the friendly name of the application domain and any context policies. (Overrides Object..::.ToString()()().)



Name Description
UnhandledException Occurs when an exception is not caught.



Application domains, which are represented by AppDomain objects, help provide isolation, unloading, and security boundaries for executing managed code. A Windows Phone application has only one application domain.

If an assembly is loaded into the default application domain, it cannot be unloaded from memory while the process is running.

Version Information

Windows Phone OS

Supported in: 8.1, 8.0, 7.1, 7.0


Windows Phone

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.

See Also


System Namespace