public RedisInvocation ReadInvocation(ReadOnlyMemory <byte> data)
{
// See WriteInvocation for the format
ValidateArraySize(ref data, 2, "Invocation");
// Read excluded Ids
IReadOnlyList <string> excludedConnectionIds = null;
var idCount = MessagePackUtil.ReadArrayHeader(ref data);
if (idCount > 0)
{
var ids = new string[idCount];
for (var i = 0; i < idCount; i++)
{
ids[i] = MessagePackUtil.ReadString(ref data);
}
excludedConnectionIds = ids;
}
// Read payload
var message = ReadSerializedHubMessage(ref data);
return(new RedisInvocation(message, excludedConnectionIds));
}
private static void ValidateArraySize(ref ReadOnlyMemory <byte> data, int expectedLength, string messageType)
{
var length = MessagePackUtil.ReadArrayHeader(ref data);
if (length < expectedLength)
{
throw new InvalidDataException($"Insufficient items in {messageType} array.");
}
}
public RedisGroupCommand ReadGroupCommand(ReadOnlyMemory <byte> data)
{
// See WriteGroupCommand for format.
ValidateArraySize(ref data, 5, "GroupCommand");
var id = MessagePackUtil.ReadInt32(ref data);
var serverName = MessagePackUtil.ReadString(ref data);
var action = (GroupAction)MessagePackUtil.ReadByte(ref data);
var groupName = MessagePackUtil.ReadString(ref data);
var connectionId = MessagePackUtil.ReadString(ref data);
return(new RedisGroupCommand(id, serverName, action, groupName, connectionId));
}
public static TextPushMessage ReadSerializedHubMessage(ref ReadOnlyMemory <byte> data)
{
var serialized = MessagePackUtil.ReadString(ref data);
return(new TextPushMessage(serialized));
}
public int ReadAck(ReadOnlyMemory <byte> data)
{
// See WriteAck for format
ValidateArraySize(ref data, 1, "Ack");
return(MessagePackUtil.ReadInt32(ref data));
}