/// <summary>
/// Creates a new instance of the frame builder to handle parsing of incoming byte stream.
/// </summary>
/// <param name="config">Socket configurations for this session.</param>
public MqFrameBuilder(MqConfig config)
{
_config = config;
_internalBuffer = new byte[config.FrameBufferSize + MqFrame.HeaderLength];
// Determine what our max enum value is for the FrameType
if (_maxTypeEnum == -1)
{
_maxTypeEnum = Enum.GetValues(typeof(MqFrameType)).Cast <byte>().Max();
}
_bufferStream = new MemoryStream(_internalBuffer, 0, _internalBuffer.Length, true, true);
}
/// <summary>
/// Creates a new frame wit the specified bytes and configurations.
/// </summary>
/// <param name="bytes">Byte buffer to use for this frame.</param>
/// <param name="type">Initial type of frame to create.</param>
/// <param name="config">Socket configurations used for creating and finalizing this frame.</param>
public MqFrame(byte[] bytes, MqFrameType type, MqConfig config)
{
if (config == null)
{
throw new ArgumentNullException(nameof(config), "Configurations can not be null.");
}
_config = config;
if (bytes?.Length > _config.FrameBufferSize)
{
throw new ArgumentException(
"Byte array passed is larger than the maximum frame size allowed. Must be less than " +
config.FrameBufferSize,
nameof(bytes));
}
_buffer = bytes;
FrameType = type;
}
/// <summary>
/// Creates a new message writer with the specified socket configurations and encoding.
/// </summary>
/// <param name="config">Current socket configurations. Used to create new frames.</param>
/// <param name="encoding">Encoding to use for string and char parsing.</param>
public MqMessageWriter(MqConfig config, Encoding encoding)
{
_config = config;
_encoding = encoding;
_builderFrame = new MqFrame(new byte[config.FrameBufferSize], MqFrameType.More, config);
}
/// <summary>
/// Creates a new frame wit the specified bytes and configurations.
/// </summary>
/// <param name="bytes">Byte buffer to use for this frame.</param>
/// <param name="config">Socket configurations used for creating and finalizing this frame.</param>
public MqFrame(byte[] bytes, MqConfig config) : this(bytes, MqFrameType.Unset, config)
{
}
/// <summary>
/// Creates a new message writer with the specified socket configurations default UTF8 encoding.
/// </summary>
/// <param name="config">Current socket configurations. Used to create new frames.</param>
public MqMessageWriter(MqConfig config) : this(config, Encoding.UTF8)
{
}