<div dir="ltr">What is line 34?<br></div><div class="gmail_extra"><br><br><div class="gmail_quote">On 17 April 2013 14:04, himansh <span dir="ltr"><<a href="mailto:himanshsrivastava@yahoo.com" target="_blank">himanshsrivastava@yahoo.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
<br>
I am new in guvnor, please help me<br>
<br>
my code are bellow<br>
<br>
package com.sample;<br>
<br>
import org.drools.KnowledgeBase;<br>
import org.drools.RuleBase;<br>
import org.drools.WorkingMemory;<br>
import org.drools.agent.KnowledgeAgent;<br>
import org.drools.agent.KnowledgeAgentFactory;<br>
import org.drools.agent.RuleAgent;<br>
import org.drools.definition.KnowledgePackage;<br>
import org.drools.definition.type.FactType;<br>
import org.drools.runtime.StatefulKnowledgeSession;<br>
<br>
@SuppressWarnings("restriction")<br>
public class DroolDemo {<br>
<br>
/**<br>
* @param args<br>
* @throws IllegalAccessException<br>
* @throws InstantiationException<br>
*/<br>
public static void main(String[] args) throws<br>
InstantiationException,<br>
IllegalAccessException {<br>
<br>
KnowledgeAgent ruleAgent =<br>
KnowledgeAgentFactory.newKnowledgeAgent("/Guvnor.properties");<br>
<br>
<br>
System.out.println(ruleAgent.getKnowledgeBase().getFactType("org.sample","NumberTest"));<br>
<br>
KnowledgeBase ruleBase = ruleAgent.getKnowledgeBase();<br>
<br>
<br>
System.out.println(ruleBase.getFactType("org.sample","NumberTest"));<br>
<br>
FactType factType =<br>
ruleBase.getFactType("org.sample","NumberTest");<br>
<br>
Object obj = factType.newInstance();<br>
<br>
factType.set(obj, "numberone", 2);<br>
<br>
factType.set(obj, "numbertwo", 1);<br>
<br>
StatefulKnowledgeSession workingMemory =<br>
ruleBase.newStatefulKnowledgeSession();<br>
<br>
workingMemory.insert(obj);<br>
<br>
workingMemory.fireAllRules();<br>
<br>
System.out.println(factType.get(obj, "message"));<br>
<br>
}<br>
<br>
}<br>
======================================================<br>
Guvnor.properties:<br>
<br>
<br>
url=<a href="http://localhost:8080/guvnor/org.drools.guvnor.Guvnor/package/org.sample/testSnapShort2" target="_blank">http://localhost:8080/guvnor/org.drools.guvnor.Guvnor/package/org.sample/testSnapShort2</a><br>
<br>
enableBasicAuthentication=true<br>
<br>
username=admin<br>
<br>
password=admin<br>
<br>
name=drooltest<br>
<br>
<br>
======================================================<br>
Output:<br>
<br>
null<br>
null<br>
Exception in thread "main" java.lang.NullPointerException<br>
at com.sample.DroolDemo.main(DroolDemo.java:34)<br>
<br>
======================================================<br>
please help me<br>
<br>
thanks,<br>
Him<br>
<br>
<br>
<br>
--<br>
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</blockquote></div><br></div>