From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM autolearn=ham autolearn_force=no version=3.4.4 X-Google-Thread: a07f3367d7,c7ff90b15f15636c X-Google-Attributes: gida07f3367d7,public,usenet X-Google-NewGroupId: yes X-Google-Language: ENGLISH,ASCII Path: g2news2.google.com!postnews.google.com!f16g2000yqm.googlegroups.com!not-for-mail From: xorque Newsgroups: comp.lang.ada Subject: Re: Runtime type selection Date: Tue, 13 Oct 2009 09:02:38 -0700 (PDT) Organization: http://groups.google.com Message-ID: References: <2c15c8a6-b555-4d08-8fe6-f77cb207e7a6@k33g2000yqa.googlegroups.com> <2100432e-0c92-4776-9878-51a75fffc90b@k33g2000yqa.googlegroups.com> NNTP-Posting-Host: 78.143.202.207 Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: posting.google.com 1255449758 3475 127.0.0.1 (13 Oct 2009 16:02:38 GMT) X-Complaints-To: groups-abuse@google.com NNTP-Posting-Date: Tue, 13 Oct 2009 16:02:38 +0000 (UTC) Complaints-To: groups-abuse@google.com Injection-Info: f16g2000yqm.googlegroups.com; posting-host=78.143.202.207; posting-account=D9GNUgoAAAAmg7CCIh9FhKHNAJmHypsp User-Agent: G2/1.0 X-HTTP-UserAgent: Mozilla/5.0 (X11; U; FreeBSD amd64; en-US; rv:1.9.0.13) Gecko/2009081019 Firefox/3.0.13,gzip(gfe),gzip(gfe) Xref: g2news2.google.com comp.lang.ada:8700 Date: 2009-10-13T09:02:38-07:00 List-Id: On Oct 13, 3:50=A0pm, "Dmitry A. Kazakov" wrote: > The whole idea of is: given the tag of an instance (concrete type), creat= e > the object of that type using a primitive operation of that type. The > operation is Construct in this case. It must be overridden in each > instance. > > Working example: That makes vastly more sense, thank you.