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Re: How to use Email service in JBPM 5.x?
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created by <a href="https://community.jboss.org/people/valle">valle</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/755868#755868">View the full discussion</a>
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<div class="jive-rendered-content"><p>thx for the quick response. I created a really simple process just using a start event, mail task and end event like you told me, but when I execute it an exception is thrown. I changed the ProcessMain.java into the following code.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>public class ProcessMain {</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    public static final void main(String[] args) throws Exception {</p><p>        // load up the knowledge base</p><p>        KnowledgeBase kbase = readKnowledgeBase();</p><p>        StatefulKnowledgeSession ksession = kbase.newStatefulKnowledgeSession();</p><p>        </p><p>        // email</p><p>        EmailWorkItemHandler emailHandler = new EmailWorkItemHandler();</p><p><span>        emailHandler.setConnection("smtp.gmail.com", "465", "</span><a class="jive-link-email-small" href="mailto:myusername@gmail.com" target="_blank">myusername@gmail.com</a><span>", "mypassword");</span></p><p>        emailHandler.getConnection();</p><p>        ksession.getWorkItemManager().registerWorkItemHandler("Email", emailHandler);</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>        </p><p>        // start a new process instance</p><p>        ksession.startProcess("com.sample.bpmn.hello");</p><p>    }</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>    private static KnowledgeBase readKnowledgeBase() throws Exception {</p><p>        KnowledgeBuilder kbuilder = KnowledgeBuilderFactory.newKnowledgeBuilder();</p><p>        kbuilder.add(ResourceFactory.newClassPathResource("sample.bpmn"), ResourceType.BPMN2);</p><p>        return kbuilder.newKnowledgeBase();</p><p>    }</p><p>    </p><p>}</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>and this is the exception message:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Exception in thread "main" org.jbpm.workflow.instance.WorkflowRuntimeException: [com.sample.bpmn.hello:1 - Email:4] -- Unable to send email</p><p>    at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:130)</p><p>    at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerNodeInstance(NodeInstanceImpl.java:205)</p><p>    at org.jbpm.workflow.instance.impl.NodeInstanceImpl.triggerCompleted(NodeInstanceImpl.java:164)</p><p>    at org.jbpm.workflow.instance.node.StartNodeInstance.triggerCompleted(StartNodeInstance.java:49)</p><p>    at org.jbpm.workflow.instance.node.StartNodeInstance.internalTrigger(StartNodeInstance.java:41)</p><p>    at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:124)</p><p>    at org.jbpm.ruleflow.instance.RuleFlowProcessInstance.internalStart(RuleFlowProcessInstance.java:35)</p><p>    at org.jbpm.process.instance.impl.ProcessInstanceImpl.start(ProcessInstanceImpl.java:188)</p><p>    at org.jbpm.workflow.instance.impl.WorkflowProcessInstanceImpl.start(WorkflowProcessInstanceImpl.java:303)</p><p>    at org.jbpm.process.instance.ProcessRuntimeImpl.startProcessInstance(ProcessRuntimeImpl.java:168)</p><p>    at org.jbpm.process.instance.ProcessRuntimeImpl.startProcess(ProcessRuntimeImpl.java:138)</p><p>    at org.jbpm.process.instance.ProcessRuntimeImpl.startProcess(ProcessRuntimeImpl.java:130)</p><p>    at org.drools.common.AbstractWorkingMemory.startProcess(AbstractWorkingMemory.java:1077)</p><p>    at org.drools.impl.StatefulKnowledgeSessionImpl.startProcess(StatefulKnowledgeSessionImpl.java:315)</p><p>    at com.sample.ProcessMain.main(ProcessMain.java:29)</p><p>Caused by: java.lang.RuntimeException: Unable to send email</p><p>    at org.jbpm.process.workitem.email.SendHtml.sendHtml(SendHtml.java:65)</p><p>    at org.jbpm.process.workitem.email.SendHtml.sendHtml(SendHtml.java:37)</p><p>    at org.jbpm.process.workitem.email.EmailWorkItemHandler.executeWorkItem(EmailWorkItemHandler.java:68)</p><p>    at org.drools.process.instance.impl.DefaultWorkItemManager.internalExecuteWorkItem(DefaultWorkItemManager.java:70)</p><p>    at org.jbpm.workflow.instance.node.WorkItemNodeInstance.internalTrigger(WorkItemNodeInstance.java:105)</p><p>    at org.jbpm.workflow.instance.impl.NodeInstanceImpl.trigger(NodeInstanceImpl.java:124)</p><p>    ... 14 more</p><p>Caused by: java.lang.RuntimeException: Connection failure</p><p>    at org.jbpm.process.workitem.email.SendHtml.sendHtml(SendHtml.java:59)</p><p>    ... 19 more</p><p>Caused by: javax.mail.MessagingException: Could not connect to SMTP host: smtp.gmail.com, port: 465, response: -1</p><p>    at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1922)</p><p>    at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:638)</p><p>    at javax.mail.Service.connect(Service.java:295)</p><p>    at org.jbpm.process.workitem.email.SendHtml.sendHtml(SendHtml.java:56)</p><p>    ... 19 more</p></div>
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