ConnectionListener (SmartPOS-SDK API)

```
public interface ConnectionListener
```
The listener interface for receiving action events from connection.

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`void`	`onConnected()`
`void`	`onSocketFail(java.io.IOException e)`
`void`	`onUnknownHost(java.net.UnknownHostException e)`

void onUnknownHost(java.net.UnknownHostException e)

void onSocketFail(java.io.IOException e)

Interface ConnectionListener