DelegateCompletionHandler.cs

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using System;
 
namespace java.nio.channels
{
 
    public class DelegateCompletionHandler : DelegateCompletionHandler<object>
    {
 
        public DelegateCompletionHandler(Action<object> onCompleted, Action<Exception> onFailed) :
            base(onCompleted, onFailed)
        {
 
        }
 
    }
 
    public class DelegateCompletionHandler<V> : DelegateCompletionHandler<V, object>
    {
 
 
        public DelegateCompletionHandler(Action<V> onCompleted, Action<Exception> onFailed) :
            base((r, a) => onCompleted(r), (e, a) => onFailed(e))
        {
 
        }
 
    }
 
    public class DelegateCompletionHandler<V, A> : CompletionHandler
    {
 
        readonly Action<V, A> onCompleted;
        readonly Action<Exception, A> onFailed;
 
        public DelegateCompletionHandler(Action<V, A> onCompleted, Action<Exception, A> onFailed)
        {
            this.onCompleted = onCompleted;
            this.onFailed = onFailed;
        }
 
        void CompletionHandler.completed(object result, object attachment)
        {
            onCompleted((V)result, (A)attachment);
        }
 
        void CompletionHandler.failed(Exception exc, object attachment)
        {
            onFailed(exc, (A)attachment);
        }
 
    }
 
}