A bug in filesystem bootstrap (unix/ linux) prevents

Xueming Shen xueming.shen at oracle.com
Thu Jul 5 01:09:44 UTC 2012


-Dfile.encoding=xyz is NOT a supported configuration. file.encoding is 
supposed to be a
read-only informative system property.

-Sherman

On 7/4/2012 1:21 PM, Dawid Weiss wrote:
>> There is a similar bug:
>> Bug 6795536 - No system start for file.encoding=x-SJIS_0213
> Yeah... I looked at the sources in that package and there is at least
> one more place which converts a String to bytes using getBytes(). This
> seems to be a trivial fix in UnixFileSystem though. Anyway, bug ID for
> this is:
>
> http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7181721
>
> Dawid
>
>> In this case on Windows.
>>
>> -Ulf
>>
>>
>> Am 04.07.2012 14:43, schrieb Dawid Weiss:
>>
>> Hi folks.
>>
>> Run the following with -Dfile.encoding=UTF-16:
>>
>> public class TestBlah {
>>    public static void main(String []) throws Exception {
>>      TimeZone.getDefault();
>>    }
>> }
>>
>> This on linux (and any unixish system I think) will result in:
>>
>> java.lang.ExceptionInInitializerError
>> 	at java.nio.file.FileSystems.getDefault(FileSystems.java:176)
>> 	at sun.util.calendar.ZoneInfoFile$1.run(ZoneInfoFile.java:482)
>> 	at sun.util.calendar.ZoneInfoFile$1.run(ZoneInfoFile.java:477)
>> ...
>>
>> There is an encoding-sensitive part calling getBytes on the initial
>> path (and this screws it up):
>>
>>      // package-private
>>      UnixFileSystem(UnixFileSystemProvider provider, String dir) {
>>          this.provider = provider;
>>          this.defaultDirectory = UnixPath.normalizeAndCheck(dir).getBytes();
>>          if (this.defaultDirectory[0] != '/') {
>>              throw new RuntimeException("default directory must be
>> absolute");
>>          }
>>
>> Filed a bug for this but don't have the ID yet.
>>
>> Dawid
>>
>>
>>



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