Timing (Apache SystemDS 3.2.0 API)

java.lang.Object
- org.apache.sysds.runtime.controlprogram.parfor.stat.Timing

```
public class Timing
extends Object
```
Helper class to time the execution of elements

Constructor Summary

Constructors
Constructor Description

Timing()
Get a timer that is started.

Timing(boolean start)
Get a timing that is optionally started

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`start()`	Starts the time measurement.
`double`	`stop()`	Measures and returns the time since the last start() or stop() invocation and restarts the measurement.
`void`	`stopAndPrint()`	Measures and returns the time since the last start() or stop() invocation, restarts the measurement, and prints the last measurement to STDOUT.

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

- Constructor Detail
  - Timing
```
public Timing()
```
    Get a timer that is started.
  - Timing
```
public Timing(boolean start)
```
    Get a timing that is optionally started
    
    Parameters:
    
    start - If the timer should reset its time.
- Method Detail
  - start
```
public void start()
```
    Starts the time measurement.
  - stop
```
public double stop()
```
    Measures and returns the time since the last start() or stop() invocation and restarts the measurement.
    
    Returns:
    
    duration between start and stop
  - stopAndPrint
```
public void stopAndPrint()
```
    Measures and returns the time since the last start() or stop() invocation, restarts the measurement, and prints the last measurement to STDOUT.