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    1   //========================================================================
    2   //Copyright 2006-2008 Mort Bay Consulting Pty. Ltd.
    3   //------------------------------------------------------------------------
    4   //Licensed under the Apache License, Version 2.0 (the "License");
    5   //you may not use this file except in compliance with the License.
    6   //You may obtain a copy of the License at
    7   //http://www.apache.org/licenses/LICENSE-2.0
    8   //Unless required by applicable law or agreed to in writing, software
    9   //distributed under the License is distributed on an "AS IS" BASIS,
    10  //WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    11  //See the License for the specific language governing permissions and
    12  //limitations under the License.
    13  //========================================================================
    14
    15  package org.mortbay.jetty.client.security;
    16
    17
    18  import java.io.IOException;
    19
    20  import org.mortbay.io.Buffer;
    21  import org.mortbay.io.ByteArrayBuffer;
    22  import org.mortbay.jetty.HttpHeaders;
    23  import org.mortbay.jetty.client.HttpExchange;
    24  import org.mortbay.jetty.security.B64Code;
    25  import org.mortbay.util.StringUtil;
    26
    27  /**
    28   * Sets proxy authentication headers for BASIC authentication challenges
    29   *
    30   * @author jesse
    31   */
    32  public class ProxyAuthorization implements Authorization
    33  {
    34      private Buffer _authorization;
    35
    36      public ProxyAuthorization(String username,String password) throws IOException
    37      {
    38          String authenticationString = "Basic " + B64Code.encode( username + ":" + password, StringUtil.__ISO_8859_1);
    39          _authorization= new ByteArrayBuffer(authenticationString);
    40      }
    41
    42      /**
    43       * BASIC proxy authentication is of the form
    44       *
    45       * encoded credentials are of the form: username:password
    46       *
    47       *
    48       */
    49      public void setCredentials( HttpExchange exchange ) throws IOException
    50      {
    51          exchange.setRequestHeader( HttpHeaders.PROXY_AUTHORIZATION_BUFFER, _authorization);
    52      }
    53  }