internal override void Serialize(PacketWriter writer, MqttProtocolVersion protocolVersion)
{
if (Topics.Length != QosLevels.Length)
{
throw new InvalidOperationException("The length of Topics should match the length of QosLevels");
}
if (protocolVersion == MqttProtocolVersion.V3_1_1)
{
writer.SetFixedHeader(PacketType, MqttQos.AtLeastOnce);
}
else
{
writer.SetFixedHeader(PacketType);
}
writer.AppendIntegerField(PacketId);
for (int i = 0; i < Topics.Length; i++)
{
if (String.IsNullOrEmpty(this.Topics[i]) || this.Topics[i].Length > Packet.MaxTopicLength)
{
throw new InvalidOperationException("Invalid topic length");
}
writer.AppendTextField(this.Topics[i]);
writer.Append((byte)(((byte)this.QosLevels[i]) & QosPartMask));
}
}
internal override void Serialize(PacketWriter writer, MqttProtocolVersion protocolVersion)
{
if (protocolVersion == MqttProtocolVersion.V3_1_1)
{
writer.SetFixedHeader(PacketType, MqttQos.AtLeastOnce);
}
else
{
writer.SetFixedHeader(PacketType);
}
writer.AppendIntegerField(PacketId);
}
void MakeVariableHeader(PacketWriter w)
{
if (this.ProtocolVersion == MqttProtocolVersion.V3_1)
{
w.AppendTextField(ProtocolNameV3_1);
}
else
{
w.AppendTextField(ProtocolNameV3_1_1);
}
w.Append((byte)this.ProtocolVersion);
w.Append(MakeConnectFlags());
w.AppendIntegerField(KeepAlivePeriod);
}
internal override void Serialize(PacketWriter writer, MqttProtocolVersion protocolVersion)
{
if (protocolVersion == MqttProtocolVersion.V3_1_1)
{
writer.SetFixedHeader(PacketType, MqttQos.AtLeastOnce);
}
else
{
writer.SetFixedHeader(PacketType);
}
writer.AppendIntegerField(PacketId);
foreach (string topic in this.Topics)
{
writer.AppendTextField(topic);
}
}
internal override void Serialize(PacketWriter writer, MqttProtocolVersion protocolVersion)
{
Validate();
if (protocolVersion == MqttProtocolVersion.V3_1_1)
{
writer.SetFixedHeader(PacketType, MqttQos.AtLeastOnce);
}
else
{
writer.SetFixedHeader(PacketType);
}
writer.AppendIntegerField(PacketId);
for (int i = 0; i < Topics.Length; i++)
{
writer.AppendTextField(this.Topics[i]);
writer.Append((byte)(((byte)this.QosLevels[i]) & QosPartMask));
}
}
internal override void Serialize(PacketWriter writer, MqttProtocolVersion protocolVersion)
{
if (protocolVersion == MqttProtocolVersion.V3_1_1)
{
if (this.QosLevel == MqttQos.AtMostOnce && this.PacketId > 0)
{
throw new ArgumentException("When using QoS 0 (at most once) the PacketId must not be set");
}
}
writer.SetFixedHeader(PacketType, DupFlag, QosLevel, Retain);
// variable header
writer.AppendTextField(this.Topic);
if (this.QosLevel > MqttQos.AtMostOnce)
{
writer.AppendIntegerField(this.PacketId);
}
writer.Append(this.Message);
}
internal override void Serialize(PacketWriter writer, MqttProtocolVersion protocolVersion)
{
writer.SetFixedHeader(PacketType);
writer.AppendIntegerField(PacketId);
}
