ProcessBuilder (Child Process extension for Vert.x 3.0.0 API)

```
public interface ProcessBuilder
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Future<Void>`	`start()`	Start the process.
`ProcessBuilder`	`startHandler(Handler<Process> handler)`	Set the handler to be called when the process starts.

- Method Detail
  - start
```
Future<Void> start()
```
    Start the process.
  - startHandler
```
ProcessBuilder startHandler(Handler<Process> handler)
```
    Set the handler to be called when the process starts.
    
    Parameters:
    
    handler - the handler
    
    Returns:
    
    a reference to this, so the API can be used fluently