Package org.apache.http.impl.auth

Class AuthSchemeBase

java.lang.Object

org.apache.http.impl.auth.AuthSchemeBase

All Implemented Interfaces:

AuthScheme

Direct Known Subclasses:

NTLMScheme, RFC2617Scheme

public abstract class AuthSchemeBase
extends Object
implements AuthScheme

Abstract authentication scheme class that serves as a basis for all authentication schemes supported by HttpClient. This class defines the generic way of parsing an authentication challenge. It does not make any assumptions regarding the format of the challenge nor does it impose any specific way of responding to that challenge.

Author:

Oleg Kalnichevski

Constructor Summary

Constructors

Constructor	Description
AuthSchemeBase()

Method Summary

Modifier and Type	Method	Description
boolean	isProxy()	Returns true if authenticating against a proxy, false otherwise.
protected abstract void	parseChallenge(CharArrayBuffer buffer, int pos, int len)
void	processChallenge(Header header)	Processes the given challenge token.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.http.auth.AuthScheme

authenticate, getParameter, getRealm, getSchemeName, isComplete, isConnectionBased

Constructor Details

AuthSchemeBase

public AuthSchemeBase()

Method Details

processChallenge

public void processChallenge(Header header)
                      throws MalformedChallengeException

Processes the given challenge token. Some authentication schemes may involve multiple challenge-response exchanges. Such schemes must be able to maintain the state information when dealing with sequential challenges

Specified by:

processChallenge in interface AuthScheme

Parameters:

header - the challenge header

Throws:

MalformedChallengeException - is thrown if the authentication challenge is malformed

parseChallenge

protected abstract void parseChallenge(CharArrayBuffer buffer,
int pos,
int len)
                                throws MalformedChallengeException

Throws:

MalformedChallengeException

isProxy

public boolean isProxy()

Returns true if authenticating against a proxy, false otherwise.

Returns:

true if authenticating against a proxy, false otherwise