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<p class=MsoNormal>Is there any way to get Drools flow to use the
GroovyClassLoader to load Groovy classes? I am trying the following
unsuccessfully. <o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><b>Setting the GroovyClassLoader<o:p></o:p></b></p>
<p class=MsoNormal>GroovyClassLoader gcl = new GroovyClassLoader();<o:p></o:p></p>
<p class=MsoNormal>gcl.addClasspath("c:\\temp\\"); //the <b>com.datacert.apps.sampleapplication.models.Person</b>
Groovy class is in c:\temp<o:p></o:p></p>
<p class=MsoNormal>KnowledgeBuilderConfiguration conf = KnowledgeBuilderFactory.newKnowledgeBuilderConfiguration(null,
gcl);<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>KnowledgeBuilder kbuilder =
KnowledgeBuilderFactory.newKnowledgeBuilder(conf);<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><b>Flow Definition<o:p></o:p></b></p>
<p class=MsoNormal>RuleFlowProcessFactory factory =
RuleFlowProcessFactory.createProcess(_processName);<o:p></o:p></p>
<p class=MsoNormal>int nodeCount = 1;<o:p></o:p></p>
<p class=MsoNormal>factory.name("Migration Approval
Flow").version("1.0").packageName("com.datacert").variable("entity",<o:p></o:p></p>
<p class=MsoNormal> new
ObjectDataType("<b>com.datacert.apps.sampleapplication.models.Person</b>")).variable("entityId",<o:p></o:p></p>
<p class=MsoNormal> new
ObjectDataType(String.class.getCanonicalName())).variable("currentApproverName",<o:p></o:p></p>
<p class=MsoNormal> <o:p></o:p></p>
<p class=MsoNormal> <o:p></o:p></p>
<p class=MsoNormal><b>Runtime error in
JBoss <o:p></o:p></b></p>
<p class=MsoNormal>10:55:17,982 ERROR [[WorkflowServer]] Servlet.service() for
servlet WorkflowServer threw exception<o:p></o:p></p>
<p class=MsoNormal>com.datacert.core.common.exception.BaseApplicationException:
org.drools.RuntimeDroolsException: Unable to resolve class <b>'com.datacert.apps.sampleapplication.models.Person'</b>
for identifier 'entity<o:p></o:p></p>
<p class=MsoNormal> at
com.datacert.core.operations.service.impl.OperationService.invokeOperation(OperationService.java:57)<o:p></o:p></p>
<p class=MsoNormal> at
com.datacert.core.presentation.presenter.impl.ScreenPresenter.performOperation(ScreenPresenter.java:521)<o:p></o:p></p>
<p class=MsoNormal> at
com.datacert.core.presentation.presenter.impl.ScreenPresenter.performOperation(ScreenPresenter.java:483)<o:p></o:p></p>
<p class=MsoNormal> at
com.datacert.core.presentation.controller.springmvc.impl.ItemScreenRenderController.performOperation(ItemScreenRenderController.java:426)<o:p></o:p></p>
<p class=MsoNormal> at
com.datacert.core.presentation.controller.springmvc.impl.ItemScreenRenderController.performItemScreenOperation(ItemScreenRenderController.java:112)<o:p></o:p></p>
<p class=MsoNormal> at
com.datacert.core.presentation.controller.springmvc.impl.ItemScreenRenderController.performOperation(ItemScreenRenderController.java:205)<o:p></o:p></p>
<p class=MsoNormal> at
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)<o:p></o:p></p>
<p class=MsoNormal> at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>Thanks,<br>
Todd<o:p></o:p></p>
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