System.Net.ConnectStream.BeginWrite C# (CSharp) Method

        public override IAsyncResult BeginWrite(byte[] buffer, int offset, int size, AsyncCallback callback, object state ) {
#if DEBUG
            using (GlobalLog.SetThreadKind(ThreadKinds.User | ThreadKinds.Async)) {
#endif
            GlobalLog.Print("ConnectStream#" + ValidationHelper.HashString(this) + "::BeginWrite " + ValidationHelper.HashString(m_Connection) + ", " + offset.ToString() + ", " + size.ToString());
            if(Logging.On)Logging.Enter(Logging.Web, this, "BeginWrite", "");
            //
            // Basic parameter validation
            //
            if (!WriteStream) {
                throw new NotSupportedException(SR.GetString(SR.net_readonlystream));
            }
            if (buffer==null) {
                throw new ArgumentNullException("buffer");
            }
            if (offset<0 || offset>buffer.Length) {
                throw new ArgumentOutOfRangeException("offset");
            }
            if (size<0 || size>buffer.Length-offset) {
                throw new ArgumentOutOfRangeException("size");
            }

            IAsyncResult result = InternalWrite(true, buffer, offset, size, callback, state);
            if(Logging.On)Logging.Exit(Logging.Web, this, "BeginWrite", result);
            return result;
#if DEBUG
            }
#endif
        }