The Tor Browser / file revision

 /* This Source Code Form is subject to the terms of the Mozilla Public

  * License, v. 2.0. If a copy of the MPL was not distributed with this

  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

 package org.mozilla.gecko.sync.net;

 import java.security.GeneralSecurityException;

 import ch.boye.httpclientandroidlib.Header;

 import ch.boye.httpclientandroidlib.client.methods.HttpRequestBase;

 import ch.boye.httpclientandroidlib.impl.client.DefaultHttpClient;

 import ch.boye.httpclientandroidlib.protocol.BasicHttpContext;

 /**

  * An <code>AuthHeaderProvider</code> generates HTTP Authorization headers for

  * HTTP requests.

  */

 public interface AuthHeaderProvider {

   /**

    * Generate an HTTP Authorization header.

    *

    * @param request HTTP request.

    * @param context HTTP context.

    * @param client HTTP client.

    * @return HTTP Authorization header.

    * @throws GeneralSecurityException usually wrapping a more specific exception.

    */

   Header getAuthHeader(HttpRequestBase request, BasicHttpContext context, DefaultHttpClient client)

     throws GeneralSecurityException;

 }