Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!news.glorb.com!news-out.readnews.com!transit4.readnews.com!news-out.news.tds.net!newsreading01.news.tds.net!53ab2750!not-for-mail From: "markspace" Subject: Re: multiple inheritance Message-ID: <501C1561.56008.calajapr@time.synchro.net> X-Comment-To: bob smith Newsgroups: comp.lang.java.programmer In-Reply-To: <501C1561.56007.calajapr@time.synchro.net> References: <501C1561.56007.calajapr@time.synchro.net> X-FTN-AREA: COMP.LANG.JAVA.PROGRAMMER X-FTN-MSGID: 1:261/38 6bec8758 X-FTN-REPLY: 1:261/38 78e34294 Content-Type: text/plain; charset=IBM437 Content-Transfer-Encoding: 8bit X-Gateway: time.synchro.net [Synchronet 3.16a-Win32 NewsLink 1.98] Lines: 29 Date: Fri, 03 Aug 2012 18:54:11 GMT NNTP-Posting-Host: 69.21.70.65 X-Complaints-To: news@tds.net X-Trace: newsreading01.news.tds.net 1344020051 69.21.70.65 (Fri, 03 Aug 2012 13:54:11 CDT) NNTP-Posting-Date: Fri, 03 Aug 2012 13:54:11 CDT Organization: tds.net Xref: csiph.com comp.lang.java.programmer:17049 To: bob smith From: "markspace" To: bob smith From: markspace <-@.> On 8/1/2012 7:28 PM, bob smith wrote: > Why doesn't Java support multiple inheritance? > The diamond problem. I'm not really up on the details however. I can tell you from hanging out on the lambda-dev list (Java 8 features) that Brian Goetz has pushed back strongly on any sort of multiple inheritance. Apparently the diamond problem is a real bear and introduces real complexity into both the compiler and the user code that can cause big problems in the long run. http://en.wikipedia.org/wiki/Diamond_problem -+- BBBS/Li6 v4.10 Dada-1 + Origin: Prism bbs (1:261/38) -+- Synchronet 3.16a-Win32 NewsLink 1.98 Time Warp of the Future BBS - telnet://time.synchro.net:24 --- BBBS/Li6 v4.10 Dada-1 * Origin: Prism bbs (1:261/38) --- Synchronet 3.16a-Win32 NewsLink 1.98 Time Warp of the Future BBS - telnet://time.synchro.net:24