Listener (Apache Hadoop Azure support 3.4.1 API)

```
public interface Listener
```
Interface for testing identifiers tracked via TracingContext Implemented in TracingHeaderValidator

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`void`	`callTracingHeaderValidator(String header, TracingHeaderFormat format)`
`Listener`	`getClone()`
`void`	`setOperation(FSOperationType operation)`
`void`	`updatePrimaryRequestID(String primaryRequestID)`

void callTracingHeaderValidator(String header,
                                TracingHeaderFormat format)

void updatePrimaryRequestID(String primaryRequestID)

void setOperation(FSOperationType operation)

Interface Listener