AuthenticationHandler (xrootd4j core protocol 4.4.4 API)

All Known Implementing Classes:

NoAuthenticationHandler
```
public interface AuthenticationHandler
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`XrootdResponse<AuthenticationRequest>`	`authenticate(AuthenticationRequest request)`	Authenticate method, parsing the requests and creating adequate responses.
`BufferDecrypter`	`getDecrypter()`	Get the handler needed for signed hash verification
`java.lang.String`	`getProtocol()`
`java.lang.String`	`getProtocolName()`
`javax.security.auth.Subject`	`getSubject()`	Get the subject containing the credentials/principals found during authentication.
`boolean`	`isCompleted()`	Indicates if the authentication process completed successfully.

- Method Detail
  - authenticate
```
XrootdResponse<AuthenticationRequest> authenticate(AuthenticationRequest request)
                                            throws XrootdException
```
    Authenticate method, parsing the requests and creating adequate responses. The internal state of the handler might be changed by this method.
    
    Parameters:
    
    request - Request received from client
    
    Returns:
    
    Response to be sent to the client
    
    Throws:
    
    XrootdException
  - getProtocol
```
java.lang.String getProtocol()
```
    Returns:
    
    the full protocol string (xrootd) that is implemented by the authentication handler
  - getProtocolName
```
java.lang.String getProtocolName()
```
    Returns:
    
    the name of the protocol
  - getSubject
```
javax.security.auth.Subject getSubject()
```
    Get the subject containing the credentials/principals found during authentication. The method MUST return null if no user has been authenticated yet. The method MAY return null even if the authentication step has completed - this indicates an anonymous user.
  - getDecrypter
```
BufferDecrypter getDecrypter()
```
    Get the handler needed for signed hash verification
  - isCompleted
```
boolean isCompleted()
```
    Indicates if the authentication process completed successfully.