/// <summary>
/// Encodes a collection of messages into one byte[]. Encoded in order of list.
/// </summary>
/// <param name="messages">The collection of messages to encode together.</param>
/// <returns>Encoded byte[] representing the collection of messages.</returns>
public static byte[] EncodeMessageSet(IEnumerable<Message> messages)
{
var messageSet = new WriteByteStream();
foreach (var message in messages)
{
var encodedMessage = EncodeMessage(message);
messageSet.Pack(((long)0).ToBytes(), encodedMessage.Length.ToBytes(), encodedMessage);
}
return messageSet.Payload();
}
/// <summary>
/// Encodes a message object to byte[]
/// </summary>
/// <param name="message">Message data to encode.</param>
/// <returns>Encoded byte[] representation of the message object.</returns>
/// <remarks>
/// Format:
/// Crc (Int32), MagicByte (Byte), Attribute (Byte), Key (Byte[]), Value (Byte[])
/// </remarks>
public static byte[] EncodeMessage(Message message)
{
var body = new WriteByteStream();
body.Pack(new[] { message.MagicNumber },
new[] { message.Attribute },
message.Key.ToIntSizedBytes(),
message.BinaryValue.Length.ToBytes(),
message.BinaryValue);
var crc = Crc32.ComputeHash(body.Payload());
body.Prepend(crc);
return body.Payload();
}
