Callback

```
public interface Callback
```
This interface provides the call back function used in Mdf.consume().

See Also:

Mdf

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static class Callback.StatusCode
Defines the various connection states

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`consumeData(Mdf mdf)`	This function is automatically called by the `consume()` function of `Mdf` class if the `setConsumeDataCallback()` method have been used to register a consumeData callback.
`void`	`statusChange(Callback.StatusCode status, java.lang.String host, java.lang.String ip)`	This function is automatically called by the `consume()` function of `Mdf` class when the current connection status changes and if the `setStatusChangeCallback()` method have been used to register a statusChange callback.

- Method Detail
  - consumeData
```
void consumeData(Mdf mdf)
```
    This function is automatically called by the consume() function of Mdf class if the setConsumeDataCallback() method have been used to register a consumeData callback.
    
    Parameters:
    
    mdf - Mdf object that receives data from the mdf server
  - statusChange
```
void statusChange(Callback.StatusCode status,
                  java.lang.String host,
                  java.lang.String ip)
```
    This function is automatically called by the consume() function of Mdf class when the current connection status changes and if the setStatusChangeCallback() method have been used to register a statusChange callback.
    
    Parameters:
    
    status - the new connection status
    
    host - the server host name we are connecting / trying to connect to. For RCV_HB_RES the string contains the nanoseconds epoch timestamp of when the API received the heartbeat.
    
    ip - the ip address of the host if available (can be null if not translated yet). For RCV_HB_RES the string contains the nanoseconds epoch timestamp of when the server sent the heartbeat.