In java.net.CookieManager's API doc, the "Internal in-memory implementation" image (see below) is written in ASCII characters. It's a bit artless and very difficult to understand, especially, in translated doc.
It would be great if the fake image could be replaced with a real image.

--------------------------------------------------------------------------
                  use
 CookieHandler <------- HttpURLConnection
       ^
       | impl
       | use
 CookieManager -------> CookiePolicy
             | use
             |--------> HttpCookie
             | ^
             | | use
             | use |
             |--------> CookieStore
                            ^
                            | impl
                            |
                  Internal in-memory implementation