package com.atlassian.sal.core.net;
   
   import java.net.URI;
   
   import org.apache.commons.httpclient.HostConfiguration;
   import org.apache.commons.httpclient.HttpClient;
   import org.apache.commons.httpclient.HttpsURL;
   import org.apache.commons.httpclient.protocol.Protocol;
   
  class HttpClientProtocolConfig
  {
      /**
       * Configures httpClient to use the default SSL protocols for the given url
       *
       * @param httpClient httpClient to configure
       * @param url url to use the protocols with
       */
      static void configureProtocol(final HttpClient httpClient, final String url)
      {
          changeHostConfigurationProtocol(httpClient, url, CustomSSLProtocolSocketFactory.DEFAULT_PROTOCOLS);
      }
  
      /**
       * Change httpClient protocol configuration to use different ssl protocols.
       * The httpClient must have been configured before using the configureProtocol method.
       *
       * @param httpClient httpClient to configure
       * @param sslProtocols url to use the protocols with
       */
      static void changeHostConfigurationProtocol(final HttpClient httpClient, final String sslProtocols)
      {
          final HostConfiguration hostConfiguration = httpClient.getHostConfiguration();
  
          String host = hostConfiguration.getHost();
          int port = hostConfiguration.getPort();
          String scheme = hostConfiguration.getProtocol().getScheme();
  
          changeHostConfigurationProtocol(hostConfiguration, host, port, scheme, sslProtocols);
      }
  
      private static void changeHostConfigurationProtocol(final HttpClient httpClient, final String remoteUrl, final String sslProtocols)
      {
          URI url = URI.create(remoteUrl);
          String host = url.getHost();
          int port = url.getPort();
          String scheme = url.getScheme();
  
          changeHostConfigurationProtocol(httpClient.getHostConfiguration(), host, port, scheme, sslProtocols);
      }
  
      private static void changeHostConfigurationProtocol(HostConfiguration hostConfiguration, String host, int port, String scheme, String sslProtocols)
      {
          if ("https".equals(scheme))
          {
              Protocol customHttpsProtocol = new Protocol("https", new CustomSSLProtocolSocketFactory(sslProtocols), HttpsURL.DEFAULT_PORT);
              hostConfiguration.setHost(host, port, customHttpsProtocol);
          } else
          {
              hostConfiguration.setHost(host, port);
          }
      }
  }