```
@Internal
public interface ClockService
```
A clock service which can get current processing time. This can help to mock processing time in tests.

All Methods Static Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`long`	`currentProcessingTime()`	Returns the current processing time.
`static ClockService`	`of(org.apache.flink.streaming.api.operators.InternalTimerService<?> timerService)`	Creates a `ClockService` from the given `InternalTimerService`.
`static ClockService`	`ofSystem()`	Creates a `ClockService` which assigns as current processing time the result of calling `System.currentTimeMillis()`.

Interface ClockService