| Name | Type | Parent | Since | Detail |
| HttpURLConnection | Class | java.net.URLConnection | 1.1 | Detail |
| JarURLConnection | Class | java.net.URLConnection | 1.2 | Detail |
| MalformedURLException | Class | java.io.IOException | 1.0 | Detail |
| URL | Class | java.lang.Object | 1.0 | Detail |
| URLClassLoader | Class | java.security.SecureClassLoader | 1.2 | Detail |
| URLConnection | Class | java.lang.Object | 1.0 | Detail |
| URLDecoder | Class | java.lang.Object | 1.2 | Detail |
| URLEncoder | Class | java.lang.Object | 1.0 | Detail |
| URLPermission | Class | java.security.Permission | 1.8 | Detail |
| URLStreamHandler | Class | java.lang.Object | 1.0 | Detail |
| URLStreamHandlerFactory | Interface | 1.0 | Detail | |
| URI | Class | java.lang.Object | 1.4 | Detail |
| URISyntaxException | Class | java.lang.Exception | 1.4 | Detail |
