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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
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PackageBuilderConfiguration conf=new PackageBuilderConfiguration();<o:p></o:p></span></font></p>
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conf.setCompiler(PackageBuilderConfiguration.JANINO);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> //Building
package builder with defined configuration<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> final
PackageBuilder builder=new PackageBuilder(conf);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> //Class ab=null;<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> <o:p></o:p></span></font></p>
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font-family:Arial'> try<o:p></o:p></span></font></p>
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font-family:Arial'> {<o:p></o:p></span></font></p>
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//FileInputStream fs=new FileInputStream("C:\\jdevstudio10133\\jdev\\mywork\\ServletApplication\\Project1\\src\\project1\\Test.drl");<o:p></o:p></span></font></p>
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//ab=Class.forName("project1.RuleTest2");<o:p></o:p></span></font></p>
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//builder.addPackageFromDrl(new
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<o:p></o:p></span></font></p>
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builder.addPackageFromDrl(new
InputStreamReader(getClass().getResourceAsStream("/Test.drl")));<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> }<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> catch(Exception
e)<o:p></o:p></span></font></p>
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font-family:Arial'> {<o:p></o:p></span></font></p>
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System.out.println("Error!"+e.getMessage());<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> }<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> //building rule
base<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> final RuleBase
ruleBase=RuleBaseFactory.newRuleBase();<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>
ruleBase.addPackage(builder.getPackage());//adding package to the rule base<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> final
WorkingMemory workingMemory=ruleBase.newWorkingMemory();//creating new working
memory<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> final FactHandle
fa=workingMemory.assertObject(taskObj);//asserting received object from caller<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> <o:p></o:p></span></font></p>
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workingMemory.fireAllRules();//firing rules<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>This is my code snippet.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>It gives me Null value Exception every time I run the code.
Can any one help me.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Tushar<o:p></o:p></span></font></p>
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