package com.atlassian.sal.core.net.auth;
   
   import java.io.UnsupportedEncodingException;
   import java.net.URLEncoder;
   
   import org.apache.commons.httpclient.HttpClient;
   import org.apache.commons.httpclient.HttpMethod;
   
   public class SeraphAuthenticator implements HttpClientAuthenticator
  {
      private final String username;
      private final String password;
  
      public SeraphAuthenticator(String username, String password)
      {
          this.username = username;
          this.password = password;
      }
  
      /**
       * @param httpClient
       * @param method
       */
      public void process(HttpClient httpClient, HttpMethod method)
      {
          String queryString = method.getQueryString();
          if (queryString != null && queryString.contains("os_username"))
          {
              // It looks like someone has already set the username manually...
              return;
          }
          if (queryString == null)
          {
              queryString = "";
          }
          else
          {
              queryString += "&";
          }
  
          queryString += "os_username=" + urlEncode(username) + "&os_password=" + urlEncode(password);
  
          method.setQueryString(queryString);
      }
  
      private static String urlEncode(String str)
      {
          try
          {
              return URLEncoder.encode(str, "UTF-8");
          }
          catch (UnsupportedEncodingException e)
          {
              // UTF-8 is standard, this should never happen
              throw new RuntimeException("Funny JRE you have here, it doesn't support UTF-8");
          }
      }
  }