clojure.lang.PushbackInputStream.Read C# (CSharp) Метод

        public override int Read(byte[] buffer, int offset, int count)
        {
            if (!BaseStream.CanRead)
            {
                throw new NotSupportedException();
            }

            if (buffer == null)
            {
                throw new ArgumentNullException("buffer");
            }

            if (count + offset > buffer.Length)
            {
                throw new ArgumentException("The sum of offset and count is larger than the buffer length");
            }

            if (_disposed)
            {
                throw new ObjectDisposedException("PushbackInputStream", "Cannot access a closed Stream.");
            }

            if (count == 0)
            {
                return 0;
            }

            if (_hasUnread)
            {
                buffer[offset] = _unreadByte;
                _hasUnread = false;

                return 1 + BaseStream.Read(buffer, offset + 1, count - 1);
            }

            return BaseStream.Read(buffer, offset, count);
        }