multiple parameters will require the XML equivalent parameter type to be
Map. Behind the scenes, it will do exactly what you do today -- wrap
multiple params in a Map. This keeps it simple and consistent.
Clinton
On Mon, Oct 5, 2009 at 12:23 AM, Guy Rouillier <guyr-...@burntmail.com>wrote:
> I'm glad to see you are considering allowing multiple parameters. I've
> found having to bind everything into one is cumbersome.
>
> What are you thinking of doing for XML? I'd suggest replacing
> ParameterType with ParameterList, with the latter a cut and paste from the
> mapper method. Your example below would look like:
>
> parameterList="int offset, int limit"
>
> From a programmer's perspective, I'd find the cut and paste easy, and
> iBatis would have everything it needs to enable named parameters in the SQL.
>
> Clinton Begin wrote:
>
>> There's no way to introspect on the parameter names.
>> So your choices become:
>>
>> @Select({"SELECT * FROM send LIMIT #{1}, #{2}"})
>> List getAllItems(int offset, int limit);
>>
>> ...Or...
>>
>> @Select({"SELECT * FROM send LIMIT #{offset}, #{limit}"})
>> List getAllItems(@Param("offset") int offset, @Param("limit") int limit);
>>
>> Both suck. But we'll probably default to the first, and allow for the
>> second.
>> Gross.
>>
>> Clinton
>>
>> On Sun, Oct 4, 2009 at 8:00 PM, Guy Rouillier <guyr-...@burntmail.com<mailto:
>> guyr-...@burntmail.com>> wrote:
>>
>> I'd be curious to understand what the Java limitation is. I would
>> have thought that with Java 1.5's support of varargs, limitations
>> such as this would no longer exists. Of course, to use varargs
>> here, I suppose we'd have to use Object[], which would shoot your
>> type safety.
>>
>> Clinton Begin wrote:
>>
>> It's a limitation in Java. However, we are working on a couple
>> of potential options. But it's not possible to do it the way
>> you've written it (which is really sad, because it's perfectly
>> possible in C# and other languages).
>>
>> Clinton
>>
>> 2009/10/4 Tomáš Procházka <t.procha...@centrum.cz
>> <mailto:t.procha...@centrum.cz> <mailto:t.procha...@centrum.cz
>> <mailto:t.procha...@centrum.cz>>>
>>
>>
>>
>> Why not supported this?
>>
>> @Select({"SELECT * FROM send LIMIT #{offset}, #{limit}"})
>> List getAllItems(int offset, int limit);
>>
>>
>> Its limitation of Java or bug in actual version?
>>
>>
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>>
>>
>> -- Guy Rouillier
>>
>>
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>
> --
> Guy Rouillier
>
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