PortProber (Testing utilities for Flow 23.7-SNAPSHOT API)

java.lang.Object
- com.vaadin.flow.testutil.net.PortProber

```
public class PortProber
extends Object
```
Class for determining a free localhost port that is not used by any ipv4 or ipv6 interfaces.
Derived from SeleniumHQ / selenium
For internal use only. May be renamed or removed in a future release.

- Field Summary
  
  Fields
  Modifier and Type Field Description
  
  static int HIGHEST_PORT
  
  static int START_OF_USER_PORTS
- Method Summary
  
  All Methods Static Methods Concrete Methods
  Modifier and Type Method Description
  
  static int findFreePort()
  Get a free localhost port that is not in use by any interface.
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - HIGHEST_PORT
```
public static final int HIGHEST_PORT
```
    See Also:
    
    Constant Field Values
  - START_OF_USER_PORTS
```
public static final int START_OF_USER_PORTS
```
    See Also:
    
    Constant Field Values
- Method Detail
  - findFreePort
```
public static int findFreePort()
```
    Get a free localhost port that is not in use by any interface.
    
    Returns:
    
    found free port
    
    Throws:
    
    RuntimeException - if no free port was found