org.apache.http.impl.client
Class AbstractAuthenticationHandler

java.lang.Object
  org.apache.http.impl.client.AbstractAuthenticationHandler

All Implemented Interfaces:

AuthenticationHandler

Direct Known Subclasses:

DefaultProxyAuthenticationHandler, DefaultTargetAuthenticationHandler

@Immutable
public abstract class AbstractAuthenticationHandler
extends Object
implements AuthenticationHandler

Base class for AuthenticationHandler implementations.

Since:

4.0

Constructor Summary

AbstractAuthenticationHandler()

Method Summary

protected List<String>	getAuthPreferences()
protected Map<String,Header>	parseChallenges(Header[] headers)
AuthScheme	selectScheme(Map<String,Header> challenges, HttpResponse response, HttpContext context) Selects one authentication challenge out of all available and creates and generates AuthScheme instance capable of processing that challenge.

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.client.AuthenticationHandler

getChallenges, isAuthenticationRequested

Constructor Detail

AbstractAuthenticationHandler

public AbstractAuthenticationHandler()

Method Detail

parseChallenges

protected Map<String,Header> parseChallenges(Header[] headers)
                                      throws MalformedChallengeException

Throws:

MalformedChallengeException

getAuthPreferences

protected List<String> getAuthPreferences()

selectScheme

public AuthScheme selectScheme(Map<String,Header> challenges,
                               HttpResponse response,
                               HttpContext context)
                        throws AuthenticationException

Description copied from interface: AuthenticationHandler

Selects one authentication challenge out of all available and creates and generates AuthScheme instance capable of processing that challenge.

Specified by:

selectScheme in interface AuthenticationHandler

Parameters:

challenges - collection of challenges.

response - HTTP response.

context - HTTP context.

Returns:

authentication scheme to use for authentication.

Throws:

AuthenticationException - if an authentication scheme could not be selected.