Path: csiph.com!x330-a1.tempe.blueboxinc.net!usenet.pasdenom.info!weretis.net!feeder4.news.weretis.net!eternal-september.org!feeder.eternal-september.org!.POSTED!not-for-mail From: Ian Newsgroups: comp.lang.java.programmer Subject: Re: Singleton Pattern Date: Mon, 15 Aug 2011 15:00:33 +0100 Organization: A noiseless patient Spider Lines: 15 Message-ID: References: <3be6e6cf-fa32-4503-9457-b0a1caef8f29@w11g2000vbp.googlegroups.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Mon, 15 Aug 2011 14:00:34 +0000 (UTC) Injection-Info: mx04.eternal-september.org; posting-host="Zyz5IMaj1Xc0HPnJykeKmQ"; logging-data="6970"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+9ZFOO9kTRvtSlUaMrTqHimH2AB+Cj0HQ=" User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.2.18) Gecko/20110617 Thunderbird/3.1.11 In-Reply-To: Cancel-Lock: sha1:gfYxMnsqaQ9s4kl5BYoT5tmgIlY= Xref: x330-a1.tempe.blueboxinc.net comp.lang.java.programmer:7124 On 14/08/11 00:43, Peter Duniho wrote: > I'd never even heard of the "single-element enum type" variation of > singleton initialization. That one in particular sounds like a > completely over-engineered approach. > > Pete I wouldn't say over-engineered - it's about as verbose as a final field declaration. ISTR one of the actual advantages is safety in the presence of serialization, although Bloch mentions others . . . I'd say it's the right tool for the job of creating instance-controlled data safely. [FX: Ducks!] Ian.