Hi Frederic,

In order to remove the toString method, a patch needs to be made to the code. And then the test suite needs to be run in order to see if there are any side effects. And if there are, rewrite the code that might be using the toString method to use another method.

I'd like to see this resolved. Could you put a bit more energy into the solution?

And please file a JIRA so we don't lose it.

Thanks,

Craig

On Apr 8, 2008, at 12:40 PM, [EMAIL PROTECTED] wrote:

The OpenJPAId used as the key for the cache needs to be able to stringify
in a pretty format.
Once the data is in the cache - it is very important to be able to look at
the cache and see what is or is not in there.
Becuase the cache is a separate product from the OR mapping - the
toString() method is the only thing the cache can use.

Abe - I am not sure I understand exactly what your objection was. But if
your are implying that the toString() method is used to implement some
functionality (either for kodo or OpenJPA) - then does not that sound to you like you should have used a specific method to implement your specific behavior. I mean the toString() method on a object is there to be able to print (as a string) an object into some kind of pretty format - it is not
meant to be used to implement some specific logic.

In organizations using caching products - I really can not see how I could
argue with the IT folks and tell them they can not look into the cache
anymore because someone somewhere decided it made sense to overwrite a
toString() method. Well... to be fair I could argue it - but I am pretty
sure I would look foolish.

Maybe it is just me - and quite frankly it seems that way since only Craig so far seems to be supporting this request. But I do think that this is a huge deal. The way it is right now this is not production ready. The IT folks will eat me alive if I give them this kind of solutions (and I would
not be very proud myself ;) )

Any chance somebody else sees the light here and can puh this proposal
further.

PS: I am just trying to help, so if folks think this request is not valid
then please let me know and I will drop it. I am not proposing a patch
becuase there is no code to write - just code to get rid of.

Frederic





            Craig L Russell
            <[EMAIL PROTECTED]
n.COM> To
                                      [email protected]
Sent by: cc
            [EMAIL PROTECTED]
.COM Subject Re: Remove toString from children
                                      of OpenJPAId - Please - please -
            04/07/2008 04:30          please
            PM


            Please respond to
            [EMAIL PROTECTED]
                  e.org






Hi Abe,

On Apr 7, 2008, at 8:57 AM, Abe White wrote:

I believe parts of OpenJPA may rely on being able to stringify an id
and
then reconstruct it using the id class's Class,string constructor.
(And
if not OpenJPA, then certainly Kodo's JDO bindings).

Right, so the String should be the more detailed String but with the
actual subclass name instead of the superclass.

So isn't this a bug, for which we would dearly love to see a patch?

Craig

P.S. As Patrick pointed out, anyone can play with the code via svn and
see where the problem is and how to fix it.

It might be good to start with a test case and we can discuss whether
the behavior currently implemented is correctly designed.



On Fri, 2008-04-04 at 17:32 -0700, [EMAIL PROTECTED]
wrote:
I dont think anyone responded to this request yet - so I am asking
again

I would like OpenJPA to remove all the toString() method on all
children
class of OpenJPAId.

Reason: OpenJPAId class already has the toString() and it handles
it well.
It puts the type and the id together - like this:
com.myCompany.Account-2345
This is very useful behavior when managing a cache (or even looking
into
the log file).
Currently all the children have their own toString() which just
outputs the
id - This is not useful becuase it is not possible to distinguish
between
the types inside one cache. All types in the cache are
DataCachePCData.

Frederic

PS: Can someone give me check in right in the code base... ;) -
Have a good
week end everyone.



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Craig Russell
Architect, Sun Java Enterprise System http://java.sun.com/products/jdo
408 276-5638 mailto:[EMAIL PROTECTED]
P.S. A good JDO? O, Gasp!




Craig L Russell
Architect, Sun Java Enterprise System http://java.sun.com/products/jdo
408 276-5638 mailto:[EMAIL PROTECTED]
P.S. A good JDO? O, Gasp!

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