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Re: How to access process variable in ftl file?
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created by <a href="http://community.jboss.org/people/pmuthuraman">Muthuraman Panneerselvam</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/636166#636166">View the full discussion</a>
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<div class="jive-rendered-content"><p>Thanks Tihomir for the reply.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>My java code to start the process has the below.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><table><tbody><tr><td style=";"><br/></td><td style=";"><br/></td><td style=";"><br/></td><td style=";">Map<String, Object> params = new HashMap<String, Object>();</td></tr><tr><td style=";"><br/></td><td style=";"><br/></td><td style=";"><br/></td><td style=";">params.put("policyId", "testingpolicyId");</td></tr><tr><td style=";"><br/></td><td style=";"><br/></td><td style=";"><br/></td><td style=";"><br/></td></tr><tr><td style=";"><br/></td><td style=";"><br/></td><td style=";"><br/></td><td style=";">ksession.startProcess("voluntaryProcess", params);</td></tr></tbody></table><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I have added the variable "policyId" in the variable definition property of my process.  </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><a href="http://community.jboss.org/servlet/JiveServlet/showImage/2-636166-17292/process.JPG"><span> http://community.jboss.org/servlet/JiveServlet/downloadImage/2-636166-17292/450-254/process.JPG </span></a></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I am using guvnor 5.1 and the designer version is 1.0.0.55.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>When I tried to access my variable in the ftl file as ${policyId},  I am getting the below error.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>freemarker.core.InvalidReferenceException: Expression policyId is undefined on line 19, column 18 in ApprovedTask.</p><p> freemarker.core.TemplateObject.assertNonNull(TemplateObject.java:124)</p><p> freemarker.core.Expression.getStringValue(Expression.java:118)</p><p> freemarker.core.Expression.getStringValue(Expression.java:93)</p><p> freemarker.core.DollarVariable.accept(DollarVariable.java:76)</p><p> freemarker.core.Environment.visit(Environment.java:209)</p><p> freemarker.core.MixedContent.accept(MixedContent.java:92)</p><p> freemarker.core.Environment.visit(Environment.java:209)</p><p> freemarker.core.Environment.process(Environment.java:189)</p><p> freemarker.template.Template.process(Template.java:237)</p><p> org.jbpm.integration.console.forms.AbstractFormDispatcher.processTemplate(AbstractFormDispatcher.java:116)</p><p> org.jbpm.integration.console.forms.TaskFormDispatcher.provideForm(TaskFormDispatcher.java:119)</p><p> org.jbpm.integration.console.forms.FormDispatcherComposite.provideForm(FormDispatcherComposite.java:50)</p><p> org.jboss.bpm.console.server.FormProcessingFacade.provideForm(FormProcessingFacade.java:203)</p><p> org.jboss.bpm.console.server.FormProcessingFacade.renderTaskUI(FormProcessingFacade.java:125)</p><p> sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</p><p> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)</p><p> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</p><p> java.lang.reflect.Method.invoke(Method.java:597)</p><p> org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:117)</p><p> org.jboss.resteasy.core.ResourceMethod.invokeOnTarget(ResourceMethod.java:260)</p><p> org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:232)</p><p> org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:166)</p><p> org.jboss.resteasy.core.DispatcherUtilities.getJaxrsResponse(DispatcherUtilities.java:142)</p><p> org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:356)</p><p> org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:173)</p><p> org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:93)</p><p> org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:68)</p><p> javax.servlet.http.HttpServlet.service(HttpServlet.java:717)</p><p> org.jboss.bpm.console.server.util.GWTJsonFilter.doFilter(GWTJsonFilter.java:59)</p><p> org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Can you please let me know what is wrong?  Please let me know if you need any other information.</p></div>
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