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Date: Wed, 29 Mar 2006 20:50:48 -0700
From: "Clinton Begin" <clinton.begin@gmail.com>
To: user-java@ibatis.apache.org
Subject: Re: reusing resultMaps without extending them.
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Hmm...unfortunately at this time your two choices are to extend it or
duplicate it.

As you've discovered, the resultMap attribute of the result element is
strictly for collections only.

Cheers,
Clinton

On 3/27/06, Christopher.Mathrusse@sybase.com <
Christopher.Mathrusse@sybase.com> wrote:
>
>
> I can't seem to find any documentation on this so that is why I am asking
> the question. I have a ResultMap and I am try to avoid the select to load
> the associated object. So my SQL joins the two tables and all works well.=
 My
> problem is that I would like to use the ResultMap already defined in anot=
her
> SqlMap rather than redefining it once again. It appears that a *result*el=
ement has the attribute
> *resultMap. *I tried to configure my Sql Map as shown below, but I receiv=
e
> an error when I attempt to do this.
>
> <resultMap id=3D"billToResultMap" class=3D"BillTo" >
>         ...
>             <result property=3D"paymentTerms" resultMap=3D"
> PaymentTerms.PaymentTermsResult" "/>
> </resultMap>
>
>
> Produces the following exception:
> *com.ibatis.sqlmap.client.SqlMapException*: Error instantiating collectio=
n
> property for mapping 'paymentTerms'.  Cause: *java.lang.ClassCastExceptio=
n
> *
>
>
>
> Is there a way to reuse result maps without extending them?
>
> Thanks...
>
> Chris Mathrusse
> christopher.mathrusse@sybase.com
> Sybase, Inc
> One Sybase Drive
> Dublin, CA 94568
> (925) 236-5553
>

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<br>Hmm...unfortunately at this time your two choices are to extend it or d=
uplicate it.&nbsp; <br><br>As you've discovered, the resultMap attribute of=
 the result element is strictly for collections only.&nbsp; <br><br>Cheers,=
<br>Clinton
<br><br><div><span class=3D"gmail_quote">On 3/27/06, <b class=3D"gmail_send=
ername"><a href=3D"mailto:Christopher.Mathrusse@sybase.com">Christopher.Mat=
hrusse@sybase.com</a></b> &lt;<a href=3D"mailto:Christopher.Mathrusse@sybas=
e.com">
Christopher.Mathrusse@sybase.com</a>&gt; wrote:</span><blockquote class=3D"=
gmail_quote" style=3D"border-left: 1px solid rgb(204, 204, 204); margin: 0p=
t 0pt 0pt 0.8ex; padding-left: 1ex;"><div style=3D"direction: ltr;">
<br><font face=3D"sans-serif" size=3D"2">I can't seem to find any documenta=
tion
on this so that is why I am asking the question. I have a ResultMap and
I am try to avoid the select to load the associated object. So my SQL joins
the two tables and all works well. My problem is that I would like to use
the ResultMap already defined in another SqlMap rather than redefining
it once again. It appears that a <b><i>result</i></b> element has the attri=
bute
<b><i>resultMap. </i></b>I tried to configure my Sql Map as shown below,
but I receive an error when I attempt to do this.</font>
<br>
<br><font face=3D"Arial" size=3D"2">&lt;resultMap id=3D&quot;billToResultMa=
p&quot;
class=3D&quot;BillTo&quot; &gt;</font>
<br><font face=3D"Arial" size=3D"2">&nbsp; &nbsp; &nbsp; &nbsp; ...</font>
<br><font face=3D"Arial" size=3D"2">&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbs=
p;
&lt;result property=3D&quot;paymentTerms&quot; resultMap=3D&quot;PaymentTer=
ms.PaymentTermsResult&quot;
&quot;/&gt;</font>
<br><font face=3D"Arial" size=3D"2">&lt;/resultMap&gt;</font>
<br>
<br>
<br><font face=3D"sans-serif" size=3D"2">Produces the following exception:<=
/font>
<br><font color=3D"#000080" face=3D"Courier New" size=3D"2"><u>com.ibatis.s=
qlmap.client.SqlMapException</u></font><font face=3D"Courier New" size=3D"2=
">:
Error instantiating collection property for mapping 'paymentTerms'. &nbsp;C=
ause:
</font><font color=3D"#000080" face=3D"Courier New" size=3D"2"><u>java.lang=
.ClassCastException</u></font>
<br>
<br>
<br>
<br><font face=3D"sans-serif" size=3D"2">Is there a way to reuse result map=
s
without extending them?</font>
<br>
<br><font face=3D"sans-serif" size=3D"2">Thanks...</font>
<br><font face=3D"sans-serif" size=3D"2"><br>
Chris Mathrusse<br>
<a href=3D"mailto:christopher.mathrusse@sybase.com" target=3D"_blank" oncli=
ck=3D"return top.js.OpenExtLink(window,event,this)">christopher.mathrusse@s=
ybase.com</a><br>
Sybase, Inc<br>
One Sybase Drive<br>
Dublin, CA 94568<br>
(925) 236-5553</font>
</div></blockquote></div><br>

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