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From Spark Shen <smallsmallor...@gmail.com>
Subject Re: [classlib] Sun compiler change?
Date Tue, 29 Aug 2006 03:31:29 GMT
Nathan Beyer 写道:
> There were some compiler changes according to the release notes [1]. Of
> particular note is this bug fix [2], which is related to a number of bugs. I
> think this may be it.
>   
So, I think at the moment, it is more safe to use the below 
pattern(different compiler implements slightly different generic feature):

EnumSet set = (EnumSet)collection;
and leave the warning as it is. When compiler itself is consistent with generic,
these warning may remind us later.

Best regards
> -Nathan
>
> [1] https://java.sun.com/j2se/1.5.0/ReleaseNotes.html#150_08
> [2] http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4916620
>
>   
>> -----Original Message-----
>> From: Nathan Beyer [mailto:nbeyer@kc.rr.com]
>> Sent: Friday, August 25, 2006 6:55 PM
>> To: harmony-dev@incubator.apache.org
>> Subject: [classlib] Sun compiler change?
>>
>> Is anyone else using the latest Sun JDK, v5.0 Update 8 on Windows?
>>
>>
>>
>> I'm seeing a compilation error in the LUNI that I don't see with 5.0
>> Update
>> 7. Here's the error I'm getting.
>>
>>
>>
>> compile:
>>
>>     [mkdir] Created dir:
>> C:\dev\harmony\enhanced\classlib\trunk\build\classes
>>
>>     [javac] Compiling 3173 source files to
>> C:\dev\harmony\enhanced\classlib\trun
>>
>> k\build\classes
>>
>>     [javac]
>> C:\dev\harmony\enhanced\classlib\trunk\modules\luni\src\main\java\ja
>>
>> va\util\MiniEnumSet.java:78: inconvertible types
>>
>>     [javac] found   : java.util.Collection<capture of ? extends E>
>>
>>     [javac] required: java.util.EnumSet<E>
>>
>>     [javac]             EnumSet<E> set = (EnumSet<E>) collection;
>>
>>     [javac]                                           ^
>>
>>
>>
>>
>>
>> When I compile in Eclipse 3.2 there's no error.
>>
>>
>>
>> -Nathan
>>     
>
>
>
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>
>   


-- 
Spark Shen
China Software Development Lab, IBM


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