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Posted to dev@ofbiz.apache.org by David E Jones <jo...@undersunconsulting.com> on 2008/06/27 23:48:19 UTC

Re: svn commit: r672187 - /ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/GenericWebEvent.java

Jacques,

Could you be more specific about what you are trying to fix here? What  
was the problem you ran into, and how does this fix it?

I don't know that this is the case, but it appears that you did not  
try to understand the code before changing it. The point of the was  
originally to not change a field when no parameter was passed in for  
it, which is what it means when the parameter is null.

Only when the parameter IS passed in and the parameter is a zero  
length (empty) string should the corresponding field in the database  
be cleared.

-David


On Jun 27, 2008, at 2:32 AM, jleroux@apache.org wrote:

> Author: jleroux
> Date: Fri Jun 27 01:32:16 2008
> New Revision: 672187
>
> URL: http://svn.apache.org/viewvc?rev=672187&view=rev
> Log:
> Fix a bug when emptying a field (blanking it)
>
> Modified:
>    ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/ 
> GenericWebEvent.java
>
> Modified: ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/ 
> GenericWebEvent.java
> URL: http://svn.apache.org/viewvc/ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/GenericWebEvent.java?rev=672187&r1=672186&r2=672187&view=diff
> = 
> = 
> = 
> = 
> = 
> = 
> = 
> = 
> ======================================================================
> --- ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/ 
> GenericWebEvent.java (original)
> +++ ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/ 
> GenericWebEvent.java Fri Jun 27 01:32:16 2008
> @@ -180,7 +180,11 @@
>             }
>
>             String fval = request.getParameter(field.getName());
> -            if (fval != null && fval.length() > 0) {
> +            if (fval != null && fval.length() <= 0) {
> +                fval = null;
> +            }
> +            if (fval == null || fval.length() > 0) {
> +
>                 try {
>                     findByEntity.setString(field.getName(), fval);
>                 } catch (Exception e) {
>
>


Re: svn commit: r672187 - /ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/GenericWebEvent.java

Posted by Jacques Le Roux <ja...@les7arts.com>.
Sorry David,

I was not aware of this change. And yes, the change came from release4.0. It was harmless but duplicate.
I reverted  (trunk 672687, rel4 672688) and merged (rel4  672689) following your advice

Jacques

From: "David E Jones" <jo...@hotwaxmedia.com>
>
> Jacques,
>
> Was this change based on the release4.0 branch?
>
> It looks like the issue was fixed in the trunk in SVN rev 539527. That  fix plus this fix now cause the code to make no sense...
>
> What might be the best way to go is to put the SVN rev 539527 changes  in the release4.0 branch, and revert these changes to the 
> trunk and  the branch.
>
> -David
>
>
> On Jun 27, 2008, at 11:13 PM, Jacques Le Roux wrote:
>
>> Hi David,
>>
>> The idea behind this fix is to be able to "unexpire" a value. If you  expire a value by setting a past date to thruDate and 
>> latter want to  "unexpire" it by blanking the thruDate field it was not working.  Maybe blanking is not the right way to do it ?
>>
>> You are right that I'm not the original writer of this fix, but it  was tested seriously.
>>
>> Jacques
>>
>> From: "David E Jones" <jo...@undersunconsulting.com>
>>>
>>> Jacques,
>>>
>>> Could you be more specific about what you are trying to fix here?  What  was the problem you ran into, and how does this fix it?
>>>
>>> I don't know that this is the case, but it appears that you did  not  try to understand the code before changing it. The point 
>>> of  the was  originally to not change a field when no parameter was  passed in for  it, which is what it means when the 
>>> parameter is null.
>>>
>>> Only when the parameter IS passed in and the parameter is a zero   length (empty) string should the corresponding field in the 
>>> database  be cleared.
>>>
>>> -David
>>>
>>>
>>> On Jun 27, 2008, at 2:32 AM, jleroux@apache.org wrote:
>>>
>>>> Author: jleroux
>>>> Date: Fri Jun 27 01:32:16 2008
>>>> New Revision: 672187
>>>>
>>>> URL: http://svn.apache.org/viewvc?rev=672187&view=rev
>>>> Log:
>>>> Fix a bug when emptying a field (blanking it)
>>>>
>>>> Modified:
>>>>   ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/  GenericWebEvent.java
>>>>
>>>> Modified: ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/  GenericWebEvent.java
>>>> URL: 
>>>> http://svn.apache.org/viewvc/ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/GenericWebEvent.java?rev=672187&r1=672186&r2=672187&view=diff
>>>> = = = = = = = =  = = ====================================================================
>>>> --- ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/  GenericWebEvent.java (original)
>>>> +++ ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/  GenericWebEvent.java Fri Jun 27 01:32:16 2008
>>>> @@ -180,7 +180,11 @@
>>>>            }
>>>>
>>>>            String fval = request.getParameter(field.getName());
>>>> -            if (fval != null && fval.length() > 0) {
>>>> +            if (fval != null && fval.length() <= 0) {
>>>> +                fval = null;
>>>> +            }
>>>> +            if (fval == null || fval.length() > 0) {
>>>> +
>>>>                try {
>>>>                    findByEntity.setString(field.getName(), fval);
>>>>                } catch (Exception e) {
>>>>
>>>>
>>
> 


Re: svn commit: r672187 - /ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/GenericWebEvent.java

Posted by David E Jones <jo...@hotwaxmedia.com>.
Jacques,

Was this change based on the release4.0 branch?

It looks like the issue was fixed in the trunk in SVN rev 539527. That  
fix plus this fix now cause the code to make no sense...

What might be the best way to go is to put the SVN rev 539527 changes  
in the release4.0 branch, and revert these changes to the trunk and  
the branch.

-David


On Jun 27, 2008, at 11:13 PM, Jacques Le Roux wrote:

> Hi David,
>
> The idea behind this fix is to be able to "unexpire" a value. If you  
> expire a value by setting a past date to thruDate and latter want to  
> "unexpire" it by blanking the thruDate field it was not working.  
> Maybe blanking is not the right way to do it ?
>
> You are right that I'm not the original writer of this fix, but it  
> was tested seriously.
>
> Jacques
>
> From: "David E Jones" <jo...@undersunconsulting.com>
>>
>> Jacques,
>>
>> Could you be more specific about what you are trying to fix here?  
>> What  was the problem you ran into, and how does this fix it?
>>
>> I don't know that this is the case, but it appears that you did  
>> not  try to understand the code before changing it. The point of  
>> the was  originally to not change a field when no parameter was  
>> passed in for  it, which is what it means when the parameter is null.
>>
>> Only when the parameter IS passed in and the parameter is a zero   
>> length (empty) string should the corresponding field in the  
>> database  be cleared.
>>
>> -David
>>
>>
>> On Jun 27, 2008, at 2:32 AM, jleroux@apache.org wrote:
>>
>>> Author: jleroux
>>> Date: Fri Jun 27 01:32:16 2008
>>> New Revision: 672187
>>>
>>> URL: http://svn.apache.org/viewvc?rev=672187&view=rev
>>> Log:
>>> Fix a bug when emptying a field (blanking it)
>>>
>>> Modified:
>>>   ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/  
>>> GenericWebEvent.java
>>>
>>> Modified: ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/  
>>> GenericWebEvent.java
>>> URL: http://svn.apache.org/viewvc/ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/GenericWebEvent.java?rev=672187&r1=672186&r2=672187&view=diff
>>> = = = = = = = =  
>>> = 
>>> = 
>>> ====================================================================
>>> --- ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/  
>>> GenericWebEvent.java (original)
>>> +++ ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/  
>>> GenericWebEvent.java Fri Jun 27 01:32:16 2008
>>> @@ -180,7 +180,11 @@
>>>            }
>>>
>>>            String fval = request.getParameter(field.getName());
>>> -            if (fval != null && fval.length() > 0) {
>>> +            if (fval != null && fval.length() <= 0) {
>>> +                fval = null;
>>> +            }
>>> +            if (fval == null || fval.length() > 0) {
>>> +
>>>                try {
>>>                    findByEntity.setString(field.getName(), fval);
>>>                } catch (Exception e) {
>>>
>>>
>


Re: svn commit: r672187 - /ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/GenericWebEvent.java

Posted by Jacques Le Roux <ja...@les7arts.com>.
Hi David,

The idea behind this fix is to be able to "unexpire" a value. If you expire a value by setting a past date to thruDate and latter 
want to "unexpire" it by blanking the thruDate field it was not working. Maybe blanking is not the right way to do it ?

You are right that I'm not the original writer of this fix, but it was tested seriously.

Jacques

From: "David E Jones" <jo...@undersunconsulting.com>
>
> Jacques,
>
> Could you be more specific about what you are trying to fix here? What  was the problem you ran into, and how does this fix it?
>
> I don't know that this is the case, but it appears that you did not  try to understand the code before changing it. The point of 
> the was  originally to not change a field when no parameter was passed in for  it, which is what it means when the parameter is 
> null.
>
> Only when the parameter IS passed in and the parameter is a zero  length (empty) string should the corresponding field in the 
> database  be cleared.
>
> -David
>
>
> On Jun 27, 2008, at 2:32 AM, jleroux@apache.org wrote:
>
>> Author: jleroux
>> Date: Fri Jun 27 01:32:16 2008
>> New Revision: 672187
>>
>> URL: http://svn.apache.org/viewvc?rev=672187&view=rev
>> Log:
>> Fix a bug when emptying a field (blanking it)
>>
>> Modified:
>>    ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/ GenericWebEvent.java
>>
>> Modified: ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/ GenericWebEvent.java
>> URL: 
>> http://svn.apache.org/viewvc/ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/GenericWebEvent.java?rev=672187&r1=672186&r2=672187&view=diff
>> = = = = = = = = ======================================================================
>> --- ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/ GenericWebEvent.java (original)
>> +++ ofbiz/trunk/framework/webtools/src/org/ofbiz/webtools/ GenericWebEvent.java Fri Jun 27 01:32:16 2008
>> @@ -180,7 +180,11 @@
>>             }
>>
>>             String fval = request.getParameter(field.getName());
>> -            if (fval != null && fval.length() > 0) {
>> +            if (fval != null && fval.length() <= 0) {
>> +                fval = null;
>> +            }
>> +            if (fval == null || fval.length() > 0) {
>> +
>>                 try {
>>                     findByEntity.setString(field.getName(), fval);
>>                 } catch (Exception e) {
>>
>>
>