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: markspace <-@.> Newsgroups: comp.lang.java.programmer Subject: Re: constructing a constant HashMap Date: Sat, 15 Oct 2011 18:59:45 -0700 Organization: A noiseless patient Spider Lines: 12 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Injection-Date: Sun, 16 Oct 2011 01:59:49 +0000 (UTC) Injection-Info: mx04.eternal-september.org; posting-host="XjIWM99mD7Ijfdu600oVPA"; logging-data="20613"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/fDjDP7r19Df0qDcy+rNJdo7Idv/NgTmI=" User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:7.0.1) Gecko/20110929 Thunderbird/7.0.1 In-Reply-To: Cancel-Lock: sha1:gWioRT3pWsoLMNJAQamToJjRbDQ= Xref: x330-a1.tempe.blueboxinc.net comp.lang.java.programmer:8851 On 10/15/2011 6:14 PM, Roedy Green wrote: > What is your preferred way of building a HashMap when all the values > are known at compile time? EnumMap is one possibility. But I think the answer depends on how many values, how you intend to use them, efficiency concerns, how the values are "known," etc. In other words, it depends on requirements.