That is currently the case afaik. Test to validate this must though be 
written...

-
Anatole Tresch
Glärnischweg 10
8620 Wetzikon
Tel +41 (43) 317 05 30
-
Send from Mobile

> Am 21.01.2015 um 22:01 schrieb Oliver B. Fischer <[email protected]>:
> 
> Ok, we can return null. I will change the BooleanConverter to return null.
> 
> But if no converter is able to convert the value into the requested target 
> type we must throw an exception. We cannot suppress such an error.
> 
> WDYT?
> 
> Oliver
> 
>> Am 21.01.15 um 17:11 schrieb Mark Struberg:
>> To make it more clear how we envisioned the PropertyAdaptors to work:
>> 
>> 
>> E.g. we have Configuration.current().get("mykey", Boolean.class);
>> This would result in the following steps
>> 
>> 1.) look up 'mykey' in all PropertySources.
>> 2.) if nothing was found (val == null || null.isEmpty()) -> return null; and 
>> we are done
>> 3.) if something was found -> try to convert. Iterate over all 
>> PropertyAdaptors until one of them could convert it
>> 4.) if the value could not get converted -> ask all PropertyAdaptors which 
>> format they support and log an error or throw an Exception even?
>> 
>> LieGrue,
>> strub
>> 
>> 
>> 
>> 
>>>> On Wednesday, 21 January 2015, 16:45, Mark Struberg <[email protected]> 
>>>> wrote:
>>>> +1 please revert. This is a kind of fall-through loop. And only if none of 
>>>> the
>>> PropertyAdapters knows the format we need to log some warning.
>>> 
>>> LieGrue,
>>> strub
>>> 
>>> 
>>> 
>>> 
>>>>>  On Wednesday, 21 January 2015, 14:29, Anatole Tresch
>>>> <[email protected]> wrote:
>>>>  >T his is not a valid change. There might be other converters in the
>>> chain that
>>>>  will never be executed if returning a non null result! So returning null 
>>>> is
>>> a
>>>>  must.
>>>> 
>>>>  -
>>>>  Anatole Tresch
>>>>  Glärnischweg 10
>>>>  8620 Wetzikon
>>>>  Tel +41 (43) 317 05 30
>>>>  -
>>>>  Send from Mobile
>>>> 
>>>> 
>>>>>   Am 21.01.2015 um 01:58 schrieb [email protected]:
>>>>> 
>>>>>   Repository: incubator-tamaya
>>>>>   Updated Branches:
>>>>>    refs/heads/master 166f30b6b -> 2ce460db0
>>>>> 
>>>>> 
>>>>>   BooleanConverter returns now false if it is not able to identify the
>>> value
>>>>  als true ;-)
>>>>> 
>>>>>   Project: http://git-wip-us.apache.org/repos/asf/incubator-tamaya/repo
>>>>>   Commit:
>>>>  http://git-wip-us.apache.org/repos/asf/incubator-tamaya/commit/2ce460db
>>>>>   Tree:
>>> http://git-wip-us.apache.org/repos/asf/incubator-tamaya/tree/2ce460db
>>>>>   Diff:
>>> http://git-wip-us.apache.org/repos/asf/incubator-tamaya/diff/2ce460db
>>>>>   Branch: refs/heads/master
>>>>>   Commit: 2ce460db0752d8c29f8e20c2fa1dfb6c58640f95
>>>>>   Parents: 166f30b
>>>>>   Author: Oliver B. Fischer <[email protected]>
>>>>>   Authored: Wed Jan 21 01:57:20 2015 +0100
>>>>>   Committer: Oliver B. Fischer <[email protected]>
>>>>>   Committed: Wed Jan 21 01:57:20 2015 +0100
>>>>> 
>>>>>   ----------------------------------------------------------------------
>>>>>   .../apache/tamaya/core/internal/converters/BooleanConverter.java   | 2
>>> +-
>>>>>   1 file changed, 1 insertion(+), 1 deletion(-)
>>>>>   ----------------------------------------------------------------------
>>> http://git-wip-us.apache.org/repos/asf/incubator-tamaya/blob/2ce460db/java8/core/src/main/java/org/apache/tamaya/core/internal/converters/BooleanConverter.java
>>>>>   ----------------------------------------------------------------------
>>>>>   diff --git
>>> a/java8/core/src/main/java/org/apache/tamaya/core/internal/converters/BooleanConverter.java
>>> 
>>> b/java8/core/src/main/java/org/apache/tamaya/core/internal/converters/BooleanConverter.java
>>>>>   index 3533f47..b309631 100644
>>>>>   ---
>>> a/java8/core/src/main/java/org/apache/tamaya/core/internal/converters/BooleanConverter.java
>>>>>   +++
>>> b/java8/core/src/main/java/org/apache/tamaya/core/internal/converters/BooleanConverter.java
>>>>>   @@ -47,6 +47,6 @@ public class BooleanConverter implements
>>>>  PropertyConverter<Boolean> {
>>>>>               default:
>>>>>                   LOG.warning("Unknown boolean value encountered:
>>> "
>>>>  + value);
>>>>>           }
>>>>>   -        return null;
>>>>>   +        return Boolean.FALSE;
>>>>>       }
>>>>>   }
> 
> -- 
> N Oliver B. Fischer
> A Schönhauser Allee 64, 10437 Berlin, Deutschland/Germany
> P +49 30 44793251
> M +49 178 7903538
> E [email protected]
> S oliver.b.fischer
> J [email protected]
> X http://xing.to/obf
> 

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