UnsubackOutboundOutput (HiveMQ Extension SDK 4.27.0 API)

All Superinterfaces:

SimpleAsyncOutput<UnsubackOutboundOutput>
```
@DoNotImplement
public interface UnsubackOutboundOutput
extends SimpleAsyncOutput<UnsubackOutboundOutput>
```
This is the output parameter of any UnsubackOutboundInterceptor.
It can be used to modify an outbound UNSUBACK packet.

Since:

4.3.0, CE 2020.1

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`@NotNull ModifiableUnsubackPacket`	`getUnsubackPacket()`	Use this object to make any changes to the outbound UNSUBACK.

Methods inherited from interface com.hivemq.extension.sdk.api.async.SimpleAsyncOutput
async

- Method Detail
  - getUnsubackPacket
```
@NotNull ModifiableUnsubackPacket getUnsubackPacket()
```
    Use this object to make any changes to the outbound UNSUBACK.
    For MQTT 3 clients you should skip modifying this packet, as the changeable properties only exists since MQTT 5 and will therefore not be send to the MQTT 3 client. You can find out the MQTT version via the ClientBasedInput.getConnectionInformation().
    
    Returns:
    
    A modifiable UNSUBACK packet.
    
    Since:
    
    4.3.0, CE 2020.1