ProcessingTimeServiceUtil (Flink : Runtime 2.1.0 API)

java.lang.Object
- org.apache.flink.streaming.runtime.tasks.ProcessingTimeServiceUtil

```
@Internal
public class ProcessingTimeServiceUtil
extends Object
```
Utility for classes that implements the ProcessingTimeService interface.

Constructor Summary

Constructors
Constructor Description

ProcessingTimeServiceUtil()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static long`	`getProcessingTimeDelay(long processingTimestamp, long currentTimestamp)`	Returns the remaining delay of the processing time specified by `processingTimestamp`.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ProcessingTimeServiceUtil
```
public ProcessingTimeServiceUtil()
```
- Method Detail
  - getProcessingTimeDelay
```
public static long getProcessingTimeDelay(long processingTimestamp,
                                          long currentTimestamp)
```
    Returns the remaining delay of the processing time specified by processingTimestamp. This delay guarantees that the timer will be fired at least 1ms after the time it's registered for.
    
    Parameters:
    
    processingTimestamp - the processing time in milliseconds
    
    currentTimestamp - the current processing timestamp; it usually uses ProcessingTimeService.getCurrentProcessingTime() to get
    
    Returns:
    
    the remaining delay of the processing time