I think you're reading too much into what I said.

I didn't assign blame to anyone else - I'm using this as an opportunity to instruct. I haven't forgotten the history of the code. A lot of those unnecessary checks are left over from the older version of FSE that used the new operator. So, for the benefit of the other developers I'm explaining why that code is no longer necessary.

And I'm not surprised by framework changes causing unintended side effects. I usually time my framework commits so I have time available to fix any problems that pop up.

-Adrian

David E Jones wrote:
And that matters because... ?

The problem is that whenever you change the framework there may be unintended 
side-effects because the way you think it should be used may not be the way it 
is being used (or even the way it was originally intended to be used).

Even if you test a lot there is always the risk of this. So, the point is that 
you shouldn't be surprised by things like this.

Yes, it is disappointing that people fail to use obvious things like an isEmpty method. Whatever the case, if you change how the code operates you ALWAYS risk these sorts of issues. It's still to say the problem was caused by how the class was being used... maybe convenient, but not really correct or useful.
Yes, if only everyone would always develop things the way that I think they 
should be developed! Well, if that were the case for me, OFBiz would be a lot 
different right now... :)

-David


On Feb 2, 2010, at 11:28 AM, Adrian Crum wrote:

I looked through some example uses of FlexibleStringExpander and there is a lot 
of inconsistency. Some client code expects getOriginal() to always return a 
String - it doesn't check for null. Other code checks for null.

The whole point of the null instance was to eliminate all of the checking for 
this or that. Just use it as if it contains something. If it's empty it will do 
nothing.

-Adrian

David E Jones wrote:
There's the fun of changing the framework...
-David
On Feb 2, 2010, at 10:40 AM, Adrian Crum wrote:
Okay, I found the problem and committed a fix. We really need to go through the 
framework and fix the code that uses FlexibleStringExpander in inappropriate 
ways.

FlexibleStringExpander.getInstance will ALWAYS return an instance, so there is 
no need to check if an instance is equal to null.

Checking FlexibleStringExpander.getOriginal() for null or empty is bad coding 
style. There is an isEmpty() method for that.

-Adrian

Adrian Crum wrote:
Hans,
How is that commit affecting UI labels?
-Adrian
Hans Bakker wrote:
Hi this seems to be caused by  r904592

to revert this change:
svn merge http://svn.apache.org/repos/asf/ofbiz/trunk -r904592:904591

Regards,
Hans


On Mon, 2010-02-01 at 23:07 -0800, Scott Gray wrote:
After taking an update today, a lot of form widget field labels seem to be 
missing from various screens.  If any committers are aware of any changes they 
may have made which could have impacted this please take a look and see if it's 
related to your work.

Here's an example: 
https://localhost:8443/catalog/control/FindProductConfigItems (only one of the 
3 search option fields are presenting a field label)
Here's another: https://localhost:8443/accounting/control/findPayments

Thanks
Scott

HotWax Media
http://www.hotwaxmedia.com




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