| AllClientPNames | Collected parameter names for the HttpClient module. |
| ClientPNames | Parameter names for HTTP client parameters. |
| AuthPolicy | Standard authentication schemes supported by HttpClient. |
| ClientParamBean | This is a Java Bean class that can be used to wrap an instance of HttpParams and manipulate HTTP client parameters using Java Beans conventions. |
| CookiePolicy | Standard cookie specifications supported by HttpClient. |
| HttpClientParams | An adaptor for manipulating HTTP client parameters in HttpParams. |