[rules-users] Trouble with the MVEL Map syntax
Mark Proctor
mproctor at codehaus.org
Wed Mar 21 16:41:19 EDT 2012
On 21/03/2012 20:37, Wolfgang Laun wrote:
> Yes, I was quite surprised when the DRL compilation accepted the
> MVEL-ishly
> written function with dialect "mvel" preceding it. I thought that
> there was some
> undocumented development. So, why does it go the way it does?
I dont' think it does. All we do is slurp in the text and pass it to the
JDT compiler. So I doubt the the code below works. i'm looking at the
JavaFunctionBuilder, I don't see any pre-processors that would enable
those inline maps to work.
Mark
>
> -W
>
> On 21 March 2012 21:32, Mark Proctor <mproctor at codehaus.org
> <mailto:mproctor at codehaus.org>> wrote:
>
> functions can only be written in Java.
>
> There is no support for MVEL dialect in functions.
>
> Mark
> On 21/03/2012 03:37, barnesjd wrote:
> > Correction.... I didn't paste the whole function the second
> time. I do have
> > a return for the else...
> >
> > /function int englishToInt(String englishNumber)
> > {
> > Map m = ["one":1, "two":2, "three":3, "four":4, "five":5];
> > Object obj = m.get(englishNumber.toLowerCase());
> >
> > if(obj != null)
> > return Integer.parseInt(obj.toString());
> > else
> > return -1;
> > }/
> >
> >
> > --
> > View this message in context:
> http://drools.46999.n3.nabble.com/Trouble-with-the-MVEL-Map-syntax-tp3844609p3844617.html
> > Sent from the Drools: User forum mailing list archive at Nabble.com.
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