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Date: Wed, 25 Apr 2012 22:22:17 +0000 (UTC)
From: "Uwe Schindler (JIRA)" <jira@apache.org>
To: dev@lucene.apache.org
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Subject: [jira] [Commented] (LUCENE-4021) Locale representations don't round
 trip from toString->new Locale.
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    [ https://issues.apache.org/jira/browse/LUCENE-4021?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13262197#comment-13262197 ] 

Uwe Schindler commented on LUCENE-4021:
---------------------------------------

Heavy reflection only :-(
                
> Locale representations don't round trip from toString->new Locale.
> ------------------------------------------------------------------
>
>                 Key: LUCENE-4021
>                 URL: https://issues.apache.org/jira/browse/LUCENE-4021
>             Project: Lucene - Java
>          Issue Type: Bug
>            Reporter: Dawid Weiss
>            Priority: Minor
>
> The script and extensions are not currently parsed. Seems like they were added in 1.7 only too so it'll probably require Java-version-specific workarounds. 
> {noformat}
>   public void testLocaleRoundTrip() {
>     for (Locale locale : Locale.getAvailableLocales()) {
>       String s = locale.toString();
>       try {
>         Locale back = LuceneTestCase.localeForName(s);
>         assertEquals(locale, back);
>       } catch (Exception e) {
>         System.err.println("Failed roundtrip: " + s + " (" + e.toString() + ")");
>       } catch (AssertionError e) {
>         System.err.println("Not equals: " + s + " (" + e.toString() + ")");
>       }
>     }
>   }
> {noformat}
> Example locales that don't pass.
> {noformat}
> th_TH_TH_#u-nu-thai
> ja_JP_JP_#u-ca-japanese
> {noformat}
> Interestingly, some that do pass the reverse trip are not .equal to their originals:
> {noformat}
> Not equals: sr_ME_#Latn (java.lang.AssertionError: expected: java.util.Locale<sr_ME_#Latn> but was: java.util.Locale<sr_ME_#Latn>)
> Not equals: sr_BA_#Latn (java.lang.AssertionError: expected: java.util.Locale<sr_BA_#Latn> but was: java.util.Locale<sr_BA_#Latn>)
> Not equals: sr__#Latn (java.lang.AssertionError: expected: java.util.Locale<sr__#Latn> but was: java.util.Locale<sr__#Latn>)
> Not equals: sr_RS_#Latn (java.lang.AssertionError: expected: java.util.Locale<sr_RS_#Latn> but was: java.util.Locale<sr_RS_#Latn>)
> {noformat}

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