org.apache.http.impl.client.DefaultProxyAuthenticationHandler Maven / Gradle / Ivy
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package org.apache.http.impl.client;
import java.util.List;
import java.util.Map;
import org.apache.http.Header;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.annotation.Contract;
import org.apache.http.annotation.ThreadingBehavior;
import org.apache.http.auth.AUTH;
import org.apache.http.auth.MalformedChallengeException;
import org.apache.http.auth.params.AuthPNames;
import org.apache.http.protocol.HttpContext;
import org.apache.http.util.Args;
/**
* Default {@link org.apache.http.client.AuthenticationHandler} implementation
* for proxy host authentication.
*
* @since 4.0
*
* @deprecated (4.2) use {@link ProxyAuthenticationStrategy}
*/
@Deprecated
@Contract(threading = ThreadingBehavior.IMMUTABLE)
public class DefaultProxyAuthenticationHandler extends AbstractAuthenticationHandler {
public DefaultProxyAuthenticationHandler() {
super();
}
@Override
public boolean isAuthenticationRequested(
final HttpResponse response,
final HttpContext context) {
Args.notNull(response, "HTTP response");
final int status = response.getStatusLine().getStatusCode();
return status == HttpStatus.SC_PROXY_AUTHENTICATION_REQUIRED;
}
@Override
public Map getChallenges(
final HttpResponse response,
final HttpContext context) throws MalformedChallengeException {
Args.notNull(response, "HTTP response");
final Header[] headers = response.getHeaders(AUTH.PROXY_AUTH);
return parseChallenges(headers);
}
@Override
protected List getAuthPreferences(
final HttpResponse response,
final HttpContext context) {
@SuppressWarnings("unchecked")
final
List authpref = (List) response.getParams().getParameter(
AuthPNames.PROXY_AUTH_PREF);
if (authpref != null) {
return authpref;
} else {
return super.getAuthPreferences(response, context);
}
}
}