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From Clinton Begin <clinton.be...@gmail.com>
Subject Re: How to use @SelectProvider
Date Wed, 13 Jan 2010 23:57:02 GMT
Now it's time to read the user guide....  :-)

Clinton

On Wed, Jan 13, 2010 at 2:35 PM, kruba02 <kruba02@ca.com> wrote:

>
> Thanks Clinton
>
> I am still missing one piece i.e. how to invoke this mapper. Do I use
> SqlMapClient? An example code will be great.
>
> Thanks a lot!
>
>
>
> Clinton Begin wrote:
> >
> > @SelectProvider should be applied to your Mapper interface.  For example:
> >
> > public interface MyMapper {
> >   @Select("SELECT * FROM users")
> >   User selectUsers();
> > }
> >
> > The SelectProvider equivalent of this would be:
> >
> >
> > public interface MyMapper {
> >
> >
> @SelectProvider(type=com.me.SomeHelperClass,method="getSelectAllUsersSQL")
> >
> >   User selectUsers();
> > }
> >
> > public clas SomeHelperClass {
> >   public String getSelectAllUsersSQL() {
> >     return "SELECT * FROM users";
> >   }
> > }
> >
> > Cheers,
> > Clinton
> >
> >
> >
> > On Wed, Jan 13, 2010 at 11:37 AM, kruba02 <kruba02@ca.com> wrote:
> >
> >>
> >> Hi,
> >>
> >> I am trying to execute a dynamic/custom query using iBATIS (using
> >> #SelectProvider) and am facing a couple of issues.
> >>
> >> 1. I have something like @SelectProvider(method = "selectTest", type =
> >> "com.a.b.DynamicSQL") where method is the method-name and type is the
> >> name
> >> of the class. I get an error here. Both the class and method exist.
> >> selectTest looks like following. Any idea how I can remove the error?
> >>
> >> public String selectTest(){
> >>                BEGIN();
> >>                SELECT("*");
> >>                FROM("test");
> >>                return SQL();
> >>        }
> >>
> >> 2. The documentation says that @SelectProvider is a method annotation.
> If
> >> I
> >> annotate a method say Foo() using the above @SelectProvider, what should
> >> the
> >> method itself have?
> >>
> >> 3. Lastly, how do I invoke this select query?
> >>
> >> Your help is much appreciated. Sorry, I am just getting started with
> >> iBATIS.
> >> Also, are there any other ways to execute queries which are constructed
> >> on
> >> the fly?
> >>
> >> Thanks in advance for your help.
> >> KA
> >> --
> >> View this message in context:
> >>
> http://old.nabble.com/How-to-use-%40SelectProvider-tp27148804p27148804.html
> >> Sent from the iBATIS - User - Java mailing list archive at Nabble.com.
> >>
> >>
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> >> For additional commands, e-mail: user-java-help@ibatis.apache.org
> >>
> >>
> >
> >
>
> --
> View this message in context:
> http://old.nabble.com/How-to-use-%40SelectProvider-tp27148804p27152145.html
> Sent from the iBATIS - User - Java mailing list archive at Nabble.com.
>
>
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