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<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D">Has anyone imported third party jar in Guvnor GUI 5.1 so that it can be used in the functions created from Guvnor GUI itself?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:14.0pt;
font-family:"Brush Script MT";color:black">Best Regards,<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:14.0pt;
font-family:"Brush Script MT";color:black">Kripa
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
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<div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> rules-users-bounces@lists.jboss.org [mailto:rules-users-bounces@lists.jboss.org]
<b>On Behalf Of </b>Kripa Nathwani<br>
<b>Sent:</b> Monday, October 04, 2010 1:50 PM<br>
<b>To:</b> Rules Users List<br>
<b>Subject:</b> Re: [rules-users] performing math function in drools<o:p></o:p></span></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D">My problem is that I am running it using
<b><u>Guvnor</u></b> and in Guvnor it is not able to recognize the class when I write the import statement.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D">I tried creating drl using File-> New-> drl <o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D">I also tried to import the rt jar file(through “new file” option in drools 5.1 ) but the package does not get built and gives import error. It seems it is
not able to recognize the jar.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D">Is there any way by which I can use the java api or start importing the api jars into package(I don’t want to use it as fact. Hence I am not using “upload
pojo model jar” option).<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:14.0pt;
font-family:"Brush Script MT";color:black">Best Regards,<o:p></o:p></span></p>
<p class="MsoNormal" style="text-autospace:none"><span style="font-size:14.0pt;
font-family:"Brush Script MT";color:black">Kripa
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D"><o:p> </o:p></span></p>
<div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> rules-users-bounces@lists.jboss.org [mailto:rules-users-bounces@lists.jboss.org]
<b>On Behalf Of </b>Wolfgang Laun<br>
<b>Sent:</b> Monday, October 04, 2010 11:45 AM<br>
<b>To:</b> Rules Users List<br>
<b>Subject:</b> Re: [rules-users] performing math function in drools<o:p></o:p></span></p>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal" style="margin-bottom:12.0pt">// appl.transport.Transport.java:<br>
public class Transport {<br>
public static double tax( double a, int n ){<br>
return Math.pow( a, (double)n );<br>
}<br>
}<br>
<br>
// transport.drl --------------------------------------------------<br>
import function appl.transport.Transport.tax;<br>
import function java.lang.Math.pow;<br>
<br>
dialect "java"<br>
<br>
function double sqr( double a ){<br>
return Math.pow( a, 2.0 );<br>
}<br>
<br>
rule "demo"<br>
when<br>
Cargo( name == "Crate", , limit < ( tax( 20.0, 2 ) ) ) <br>
then<br>
System.out.println( "tax=" + tax( 20.0, 2 ) );<br>
System.out.println( "pow=" + pow( 20.0, 2.0 ) );<br>
System.out.println( "sqr=" + sqr( 20.0 ) );<br>
end<br>
<br>
-W<o:p></o:p></p>
<div>
<p class="MsoNormal">2010/10/4 Kripa Nathwani <<a href="mailto:Kripa.Nathwani@lntinfotech.com">Kripa.Nathwani@lntinfotech.com</a>><o:p></o:p></p>
<div>
<div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;color:#1F497D">But for using Math.pow() I have to import java.lang in that function.</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;color:#1F497D">Even after importing java.lang, it is not recognizing the function add giving me error as :</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;color:#1F497D">Prohibited package name:java.class</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;color:#1F497D">If you can just forward me the link for that document you mentioned below, I can get some useful insight into it.</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:14.0pt;font-family:"Brush Script MT";color:black">Best Regards,</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:14.0pt;font-family:"Brush Script MT";color:black">Kripa
</span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;color:#1F497D"> </span><o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:11.0pt;color:#1F497D"> </span><o:p></o:p></p>
<div style="border:none;border-top:solid windowtext 1.0pt;padding:3.0pt 0in 0in 0in;
border-color:-moz-use-text-color -moz-use-text-color">
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><b><span style="font-size:10.0pt">From:</span></b><span style="font-size:10.0pt">
<a href="mailto:rules-users-bounces@lists.jboss.org" target="_blank">rules-users-bounces@lists.jboss.org</a> [mailto:<a href="mailto:rules-users-bounces@lists.jboss.org" target="_blank">rules-users-bounces@lists.jboss.org</a>]
<b>On Behalf Of </b>Leandro Romero<br>
<b>Sent:</b> Monday, October 04, 2010 10:22 AM<br>
<b>To:</b> Rules Users List<br>
<b>Subject:</b> Re: [rules-users] performing math function in drools</span><o:p></o:p></p>
</div>
<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"> <o:p></o:p></p>
<div>
<p class="MsoNormal" style="margin-bottom:12.0pt">If you want to make a function call in LHS you have to use Eval, it allows you to execute any Java code. In this especific case, you can call Math.pow() inside of it.<br>
<br>
Before using it, I strongly recommend you to read the documentation about it.<o:p></o:p></p>
</div>
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