ExecutionContext.NetFramework.cs

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#if NETFRAMEWORK
 
using System;
using System.Threading;
using System.Threading.Tasks;
 
namespace IKVM.Tools.Importer
{
 
    partial class ExecutionContext
    {
 
        class ExecutionContextDispatcher : MarshalByRefObject
        {
 
            readonly string[] _args;
 
            public ExecutionContextDispatcher(string[] args)
            {
                _args = args ?? throw new ArgumentNullException(nameof(args));
            }
 
            public int Execute()
            {
                return Task.Run(() => ImportTool.ExecuteInContext(_args)).GetAwaiter().GetResult();
            }
 
        }
 
        AppDomain appDomain;
        ExecutionContextDispatcher dispatcher;
 
        public ExecutionContext(string[] args)
        {
            appDomain = AppDomain.CreateDomain(
                "IkvmImporter",
                AppDomain.CurrentDomain.Evidence,
                new AppDomainSetup()
                {
                    ApplicationBase = AppDomain.CurrentDomain.SetupInformation.ApplicationBase,
                    ConfigurationFile = AppDomain.CurrentDomain.SetupInformation.ConfigurationFile,
                });
 
            dispatcher = (ExecutionContextDispatcher)appDomain.CreateInstanceAndUnwrap(
                typeof(ExecutionContextDispatcher).Assembly.GetName().FullName,
                typeof(ExecutionContextDispatcher).FullName,
                false,
                System.Reflection.BindingFlags.Default,
                null,
                [args],
                null,
                null);
        }
 
        public partial async Task<int> ExecuteAsync(CancellationToken cancellationToken)
        {
            return await Task.Run(dispatcher.Execute);
        }
 
        public void Dispose()
        {
            try
            {
                dispatcher = null;
                if (appDomain != null)
                    AppDomain.Unload(appDomain);
            }
            catch
            {
                // ignore
            }
            finally
            {
                appDomain = null;
            }
 
            GC.SuppressFinalize(this);
        }
 
    }
 
}
 
#endif