System.Xml.XmlBufferReader.TryEnsureByte C# (CSharp) Méthode

        private bool TryEnsureByte()
        {
            if (_stream == null)
                return false;
            DiagnosticUtility.DebugAssert(_offsetMax < _windowOffsetMax, "");
            if (_offsetMax >= _buffer.Length)
                return TryEnsureBytes(1);
            int b = _stream.ReadByte();
            if (b == -1)
                return false;
            _buffer[_offsetMax++] = (byte)b;
            return true;
        }