There are times when you have an expected exception case.  Now I know
that statement contradicts itself but move on :)

I have seen DB check constraints that throw unique exceptions.  That
being said you should know that the table/proc/function might throw
these and you need to recover from them.

Moral of the story is catch them if you expect them otherwise let them roll.

On Tue, Jan 12, 2010 at 12:58 PM, Clinton Begin <clinton.be...@gmail.com> wrote:
> The idea is that you should rethrow it.  I do all of this in one central
> class.  All of my service classes have the sqlSession instance injected into
> them with Guice.  I don't commit/rollback or deal with exceptions.  I just
> get my mappers, do my work, and let the container take care of the rest.
>
> Clinton
>
> try {
>  // insert, update or delete
>  session.commit();
> } catch (IbatisException e) {
>  log.warn(e.getMessage());
>  throw e;
> } finally {
>  session.close();
> }
>
>
> 2010/1/12 [e2n] software | Björn Raupach <raup...@e2n.de>
>>
>> try {
>>  // insert, update or delete
>>  session.commit();
>> } catch (IbatisException e) {
>>  log.warn(e.getMessage());
>> } finally {
>>  session.close();
>> }
>>
>> Now I catch a unchecked exception. I don't know. Feels awkward.
>>
>>
>>
>> Subject: Re: Logging in iBatis 3 (12-Jan-2010 16:30)
>> From:    Clinton Begin <clinton.be...@gmail.com>
>> To:      raup...@e2n.de
>>
>>
>> The SqlException is always within the thrown exception as a chained
>> exception.
>>
>> Clinton
>>
>>
>> 2010/1/12 [e2n] software | Björn Raupach <raup...@e2n.de>
>>
>> Hello,
>>
>> short Question: How is logging configured in iBatis 3?
>>
>> In iBatis2 we used to caught the SQLException, logged it and threw a
>> RuntimeException.
>>
>> However in iBatis3 there are no checked execptions anymore.
>>
>> We are using log4j. In log4j.properties we tried:
>>
>> log4j.logger.org.apache.ibatis=DEBUG
>> log4j.logger.java.sql=DEBUG
>>
>> The sql statement logging is nice, but how to record if something goes
>> wrong? Lets say an insert fails because of a constraint? There is some nice
>> output in my unit tests, but I havent't figured out how retrieve the SQL
>> Exection to log the in the application log.
>>
>> Thanks in advance!
>
>

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