shadows/httpclient/src/main/java/org/robolectric/shadows/httpclient/DefaultRequestDirector.java
private void processChallenges(
      final Map<String, Header> challenges,
      final AuthState authState,
      final AuthenticationHandler authHandler,
      final HttpResponse response,
      final HttpContext context)
        throws MalformedChallengeException, AuthenticationException {

    AuthScheme authScheme = authState.getAuthScheme();
    if (authScheme == null) {
      // Authentication not attempted before
      authScheme = authHandler.selectScheme(challenges, response, context);
      authState.setAuthScheme(authScheme);
    }
    String id = authScheme.getSchemeName();

    Header challenge = challenges.get(id.toLowerCase(Locale.ENGLISH));
    if (challenge == null) {
      throw new AuthenticationException(id +
        " authorization challenge expected, but not found");
    }
    authScheme.processChallenge(challenge);
    this.log.debug("Authorization challenge processed");
  }
private void processChallenges(
      final Map<String, Header> challenges,
      final AuthState authState,
      final AuthenticationHandler authHandler,
      final HttpResponse response,
      final HttpContext context)
        throws MalformedChallengeException, AuthenticationException {

    AuthScheme authScheme = authState.getAuthScheme();
    if (authScheme == null) {
      // Authentication not attempted before
      authScheme = authHandler.selectScheme(challenges, response, context);
      authState.setAuthScheme(authScheme);
    }
    String id = authScheme.getSchemeName();

    Header challenge = challenges.get(id.toLowerCase(Locale.ENGLISH));
    if (challenge == null) {
      throw new AuthenticationException(id +
        " authorization challenge expected, but not found");
    }
    authScheme.processChallenge(challenge);
    this.log.debug("Authorization challenge processed");
  }
abortConnection