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Re: Drools Simple rule evaluation
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created by <a href="https://community.jboss.org/people/mschwery">Mike schwery</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/726964#726964">View the full discussion</a>
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<div class="jive-rendered-content"><p>I'm getting the following error.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>org.drools.RuntimeDroolsException: invalid package name</p><p>    at org.jbpm.compiler.ProcessBuilderImpl.buildProcess(ProcessBuilderImpl.java:173)</p><p>    at org.jbpm.compiler.ProcessBuilderImpl.addProcessFromXml(ProcessBuilderImpl.java:252)</p><p>    at org.drools.compiler.PackageBuilder.addProcessFromXml(PackageBuilder.java:564)</p><p>    at org.drools.compiler.PackageBuilder.addKnowledgeResource(PackageBuilder.java:608)</p><p>    at org.drools.builder.impl.KnowledgeBuilderImpl.add(KnowledgeBuilderImpl.java:37)</p><p>    at com.edpm.demo.JBPMClient.readKnowledgeBase(JBPMClient.java:72)</p><p>    at com.edpm.demo.JBPMClient.main(JBPMClient.java:38)</p><p>[5,9]: [ERR 102] Line 5:9 mismatched input 'DeliveryStatus' in rule "RuleFlow-Split-com.edpm.demo.LoanProcess-3-4-DROOLS_DEFAULT"</p><p>[12,9]: [ERR 102] Line 12:9 mismatched input 'DeliveryStatus' in rule "RuleFlow-Split-com.edpm.demo.LoanProcess-3-5-DROOLS_DEFAULT"</p><p>[0,0]: Parser returned a null Package</p><p>ProcessLoadError: unable to parse xml : Exception class org.drools.RuntimeDroolsException : invalid package name</p><p>java.lang.IllegalArgumentException: Could not parse knowledge.</p><p>    at org.drools.builder.impl.KnowledgeBuilderImpl.newKnowledgeBase(KnowledgeBuilderImpl.java:67)</p><p>    at com.edpm.demo.JBPMClient.readKnowledgeBase(JBPMClient.java:73)</p><p>    at com.edpm.demo.JBPMClient.main(JBPMClient.java:38)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Rule</p><p>#created on: Mar 27, 2012</p><p>package com.edpm.demo</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>import com.edpm.demo.Loan;</p><p>import org.drools.event.process.ProcessStartedEvent;</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>declare ProcessStartedEvent</p><p>@role(event)</p><p>end</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>rule "Spike alert"</p><p>when</p><p>Number (nbProcesses : intValue > 3)</p><p> from accumulate(</p><p>  e: ProcessStartedEvent(processInstance.processId == "com.edpm.demo.LoanProcess")</p><p>  over window:size(1h),</p><p>  count(e))</p><p>  loan:Loan(true)</p><p>  then</p><p>  loan.setProcessId(nbProcesses);</p><p>  loan.setDeliveryStatus(false);</p><p>  end</p><p>  </p><p>rule "Spike alert1"</p><p>when</p><p>Number (nbProcesses : intValue < 3)</p><p> from accumulate(</p><p>  e: ProcessStartedEvent(processInstance.processId == "com.edpm.demo.LoanProcess")</p><p>  over window:size(1h),</p><p>  count(e))</p><p>  loan:Loan(false)</p><p>  then</p><p>  loan.setProcessId(nbProcesses);</p><p>  loan.setDeliveryStatus(false);</p><p>  end</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Test code</p><p>Loan loan = new Loan();</p><p>ksession.insert(loan);</p><p>ksession.fireAllRules();</p><p>Map<String, Object> params = new HashMap<String, Object>();</p><p>params.put("myLoan",loan);</p><p>ksession.startProcess("LoanProcess",params);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>BPM settings</p><p>Id                  com.ebpm.demo.LoanProcess</p><p>Name           LoanProcess</p><p>Package      org.drools.bpmn2</p><p>swimlanes   loan</p><p>variables      myLoan</p></div>
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        <p style="margin: 0;">Start a new discussion in jBPM at <a href="https://community.jboss.org/choose-container!input.jspa?contentType=1&containerType=14&container=2034">Community</a></p>
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