/// <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)
{
using (var stream = new KafkaMessagePacker())
{
return(stream.Pack(message.MagicNumber)
.Pack(message.Attribute)
.Pack(message.Key)
.Pack(message.Value)
.CrcPayload());
}
}
/// <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)
{
using (var stream = new KafkaMessagePacker())
{
foreach (var message in messages)
{
stream.Pack(InitialMessageOffset)
.Pack(EncodeMessage(message));
}
return(stream.PayloadNoLength());
}
}
