Re: Looking for 'magic RuntimeException wrapper' after component throws checked Exception

[Howard Lewis Ship <hl...@gmail.com>]

Yes, the generated code catches the thrown exception and wraps it.

On Mon, Feb 9, 2009 at 1:24 PM, Ulrich Stärk <ul...@spielviel.de> wrote:
> This probably happens during class transformation. I'd look somewhere in the
> o.a.t.transform packages.
>
> Uli
>
> manuel aldana schrieb:
>>
>> Hi,
>>
>> when a custom component throws a checked Exception it seems to be handled
>> by a kind of Interceptor, but I cannot find it while debugging or looking at
>> source code. I am sure there is some higher exception wrapping magic
>> involved here (though I haven't found any Interceptor or AOP style
>> wrapping)...
>>
>> This checked exception gets intercepted:
>> -----
>> class Comp{
>>   @BeginRender
>>   void renderMessage(MarkupWriter writer) throws Exception{
>>       throw new CheckedException();
>>   }
>> }
>> ----
>>
>>
>> This unchecked exception does not get intercepted:
>> ----
>> class Comp{
>>   @BeginRender
>>   void renderMessage(MarkupWriter writer) {
>>       throw new UncheckedException();
>>   }
>> }
>> ----
>>
>> thanks.
>>
>
>
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-- 
Howard M. Lewis Ship

Creator Apache Tapestry and Apache HiveMind

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