MultiAsyncResult.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Net / System / Net / Mail / MultiAsyncResult.cs / 1 / MultiAsyncResult.cs
                        

                        
                            namespace System.Net.Mime 
{
    using System;

    internal class MultiAsyncResult : LazyAsyncResult 
    {
        int outstanding; 
        object context; 

        internal MultiAsyncResult(object context, AsyncCallback callback, object state) : base(context,state,callback) 
        {
            this.context = context;
        }
 
        internal object Context
        { 
            get 
            {
                return this.context; 
            }
        }

        internal void Enter() 
        {
            Increment(); 
        } 

        internal void Leave() 
        {
            Decrement();
        }
 
        internal void Leave(object result)
        { 
            this.Result = result; 
            Decrement();
        } 

        void Decrement()
        {
            if (System.Threading.Interlocked.Decrement(ref this.outstanding) == -1) 
            {
                base.InvokeCallback(Result); 
            } 
        }
 
        void Increment()
        {
            System.Threading.Interlocked.Increment(ref this.outstanding);
        } 

        internal void CompleteSequence() 
        { 
            Decrement();
        } 

        internal static object End(IAsyncResult result)
        {
            MultiAsyncResult thisPtr = (MultiAsyncResult)result; 
            thisPtr.InternalWaitForCompletion();
            return thisPtr.Result; 
        } 
    }
}

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