DeviceSystemStatisticsQuery (ONOS Java API (2.2.3))

All Superinterfaces:

Behaviour, HandlerBehaviour
```
public interface DeviceSystemStatisticsQuery
extends HandlerBehaviour
```
A HandlerBehaviour to get System Stats for the Device.

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  java.util.Optional<DeviceSystemStats> getDeviceSystemStats()
  Get System stats available for the device.
  - Methods inherited from interface org.onosproject.net.driver.Behaviour
    data, setData
  - Methods inherited from interface org.onosproject.net.driver.HandlerBehaviour
    handler, setHandler

- Method Detail
  - getDeviceSystemStats
```
java.util.Optional<DeviceSystemStats> getDeviceSystemStats()
```
    Get System stats available for the device.
    
    Returns:
    
    success or failure