Yep. No answer yet. I pinged them for an update, and also asked the
toString() question.
geir
Mikhail Loenko wrote:
> IIRC Geir was going to ask Sun if we are allowed to copy their
> exception messages
>
> Thanks,
> Mikhail
>
> 2006/7/5, Richard Liang <[EMAIL PROTECTED]>:
>>
>>
>> Geir Magnusson Jr wrote:
>> > Richard Liang wrote:
>> >
>> >> Geir Magnusson Jr wrote:
>> >>
>> >>> Tim Ellison wrote:
>> >>>
>> >>>
>> >>>>>
>> >>>>>
>> >>>> Yep, if the spec tells you what the format of the string should
>> be then
>> >>>> follow it (since apps may be dependent upon it), otherwise I'd be
>> >>>> inclined to invent your own useful string representation.
>> >>>>
>> >>>>
>> >>>>
>> >>> This idea scares me. I think people do depend on toString() when
>> >>> writing apps, and tend to shove that kind of thing to log files
>> and such
>> >>> on server apps. To have our outptut different from Sun's, BEA's,
>> IBM's,
>> >>> Apple's seens like we're asking for trouble.
>> >>>
>> >>>
>> >>>
>> >> Hello Geir,
>> >>
>> >> IMHO, as long as the method does not give confusing message to
>> >> developers, we are not required to have the same behavior. You may
>> want
>> >> to refer to the spec of java.lang.Object.toString:
>> >> ...
>> >> In general, the toString method returns a string that "textually
>> >> represents" this object. The result should be a concise but
>> informative
>> >> representation that is easy for **a person to read**.
>> >> ...
>> >>
>> >
>> > Sure, but that doesn't mean that it would be reasonable to randomly
>> > change the output of a given Class's toString() as long as it would be
>> > easy for a person to read :)
>> >
>> > I know that's not what you are advocating, and I certainly agree
>> that no
>> > one should depend on toString() output like that, but I also know that
>> > in production systems *I* have done it, and I'm sure others have as
>> well.
>> >
>> >
>> >> And there are some cases that we even cannot follow RI.
>> >> e.g.,
>> >> URLConnection conn = new
>> URL("http://www.apache.org";).openConnection();
>> >> System.out.println(conn.toString());
>> >>
>> >> The code above will print
>> >> "sun.net.www.protocol.http.HttpURLConnection:http://www.apache.org";
>> >>
>> >> Any comments? Thanks a lot.
>> >>
>> >
>> > Well, we could actually print that if that was our impl of
>> URLConnection
>> > for HTTP, but still, I think
>> >
>> > "org.apache.harmony.whatever.HttpURLConnection:http://www.apache.org";
>> >
>> > would be more reasonable than
>> >
>> > "Implementing Class : org.apache.harmony.whatever.HttpURLConnection,
>> > Target URI : http://www.apache.org";
>> >
>> > or something like that, even thought the second is perfectly good.
>> >
>> > All I'm saying is that unless the output from the RI's toString() is
>> > particularly brain-dead, it doesn't seem to be too much of a bother to
>> > be similar.
>> >
>> >
>> Agree. And in fact, it's easier to have the same output as RI's if we
>> are allowed. :-) Could we think this rule also apply to the message when
>> an exception is thrown?
>>
>> Any comments? Thanks a lot.
>>
>> Best regards,
>> Richard
>>
>> > Just my $0.02
>> >
>> > geir
>> >
>> >
>> >> Best regards,
>> >> Richard
>> >>
>> >>> geir
>> >>>
>> >>>
>> >>>
>> >>>
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>> >>>
>> >>>
>> >>>
>> >
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>> >
>> >
>>
>> --
>> Richard Liang
>> China Software Development Lab, IBM
>>
>>
>>
>
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