ConfidentialPortManager (Undertow Servlet 2.3.20.Final API)

```
public interface ConfidentialPortManager
```
A utility to take the HttpServerExchange of the current request and obtain the number of the port number to use in https redirects.

Author:

Darran Lofthouse

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`int`	`getConfidentialPort(HttpServerExchange exchange)`	Obtain the port number to redirect the current request to to provide the transport guarantee of CONDIFENTIAL.

- Method Detail
  - getConfidentialPort
```
int getConfidentialPort(HttpServerExchange exchange)
```
    Obtain the port number to redirect the current request to to provide the transport guarantee of CONDIFENTIAL.
    
    Parameters:
    
    exchange - The current HttpServerExchange being redirected.
    
    Returns:
    
    The port to use in the redirection URI or -1 if no configured port is available.