<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<body link="#355491" alink="#4262a1" vlink="#355491" style="background: #e2e2e2; margin: 0; padding: 20px;">
<div>
<table cellpadding="0" bgcolor="#FFFFFF" border="0" cellspacing="0" style="border: 1px solid #dadada; margin-bottom: 30px; width: 100%; -moz-border-radius: 6px; -webkit-border-radius: 6px;">
<tbody>
<tr>
<td>
<table border="0" cellpadding="0" cellspacing="0" bgcolor="#FFFFFF" style="border: solid 2px #ccc; background: #dadada; width: 100%; -moz-border-radius: 6px; -webkit-border-radius: 6px;">
<tbody>
<tr>
<td bgcolor="#000000" valign="middle" height="58px" style="border-bottom: 1px solid #ccc; padding: 20px; -moz-border-radius-topleft: 3px; -moz-border-radius-topright: 3px; -webkit-border-top-right-radius: 5px; -webkit-border-top-left-radius: 5px;">
<h1 style="color: #333333; font: bold 22px Arial, Helvetica, sans-serif; margin: 0; display: block !important;">
<!-- To have a header image/logo replace the name below with your img tag -->
<!-- Email clients will render the images when the message is read so any image -->
<!-- must be made available on a public server, so that all recipients can load the image. -->
<a href="http://community.jboss.org/index.jspa" style="text-decoration: none; color: #E1E1E1">JBoss Community</a></h1>
</td>
</tr>
<tr>
<td bgcolor="#FFFFFF" style="font: normal 12px Arial, Helvetica, sans-serif; color:#333333; padding: 20px; -moz-border-radius-bottomleft: 4px; -moz-border-radius-bottomright: 4px; -webkit-border-bottom-right-radius: 5px; -webkit-border-bottom-left-radius: 5px;"><h3 style="margin: 10px 0 5px; font-size: 17px; font-weight: normal;">
Re: How to reload knowledgeSession from database?
</h3>
<span style="margin-bottom: 10px;">
created by <a href="http://community.jboss.org/people/wwweeii">wei wei</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/613608#613608">View the full discussion</a>
</span>
<hr style="margin: 20px 0; border: none; background-color: #dadada; height: 1px;">
<div class="jive-rendered-content"><p>Thank you! I have tried this method, <a class="jive-link-anchor-small">#</a>but after the intercepted human task was completed, the Ksession couldn’t know it, the state of the task was still 1, and I couldn’t continue with the other tasks. How can I solve this problem?</p><div class="mcePaste" id="_mcePaste" style="position: absolute; top: 0px; left: 0px;"></div><p>Here are codes:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>package com.sample;</p><p>import java.util.HashMap;<br/>import java.util.Map;<br/>import java.util.Properties;</p><p>import javax.naming.InitialContext;<br/>import javax.persistence.EntityManagerFactory;<br/>import javax.persistence.Persistence;<br/>import javax.transaction.UserTransaction;</p><p>import org.drools.KnowledgeBaseFactory;<br/>import org.drools.base.MapGlobalResolver;<br/>import org.drools.runtime.*;<br/>import org.drools.persistence.jpa.*;<br/>import org.jbpm.process.audit.JPAWorkingMemoryDbLogger;<br/>import org.jbpm.process.workitem.wsht.CommandBasedWSHumanTaskHandler;</p><p>import bitronix.tm.TransactionManagerServices;<br/>import bitronix.tm.resource.jdbc.PoolingDataSource;</p><p>public class TestLoadSession {<br/> public  void loadSession(){<br/> EntityManagerFactory emf = Persistence.createEntityManagerFactory( "org.jbpm.persistence.jpa" );<br/> Environment env = KnowledgeBaseFactory.newEnvironment();<br/> env.set(EnvironmentName.ENTITY_MANAGER_FACTORY, emf);<br/> env.set(EnvironmentName.TRANSACTION_MANAGER, TransactionManagerServices.getTransactionManager());<br/> env.set( EnvironmentName.GLOBALS, new MapGlobalResolver() );<br/> StatefulKnowledgeSession ksession = JPAKnowledgeService.loadStatefulKnowledgeSession( 1, KBaseFactory.getKbase(), null, env ); </p><p>}<br/> public static final void main(String[] args) {<br/>  try{<br/>  UserTransaction ut = (UserTransaction) new InitialContext().lookup( "java:comp/UserTransaction" );<br/>        </p><p>  PoolingDataSource ds1 = new PoolingDataSource();<br/>       <br/>  <br/>     <br/>     ds1 = new PoolingDataSource();<br/>        ds1.setUniqueName( "jdbc/testDS1" );<br/>        ds1.setClassName( "com.mysql.jdbc.jdbc2.optional.MysqlXADataSource" );<br/>         <br/>        ds1.setMaxPoolSize( 3 );<br/>        ds1.setAllowLocalTransactions( true );<br/>        ds1.getDriverProperties().put( "user","root" );<br/>        ds1.getDriverProperties().put( "password","111111" );<br/>        ds1.getDriverProperties().put( "URL",<br/>                                      "jdbc:mysql://localhost:3306/jbpm5db" );<br/>      <br/>         <br/>        ds1.init();<br/>  <br/>  <br/>  ut.begin();<br/>  EntityManagerFactory emf = Persistence.createEntityManagerFactory( "org.jbpm.persistence.jpa" );<br/>  Environment env = KnowledgeBaseFactory.newEnvironment();<br/>  env.set(EnvironmentName.ENTITY_MANAGER_FACTORY, emf);<br/>  env.set(EnvironmentName.TRANSACTION_MANAGER, TransactionManagerServices.getTransactionManager());<br/>  env.set( EnvironmentName.GLOBALS, new MapGlobalResolver() );<br/>  //Properties properties = new Properties();<br/>  //properties.put("drools.processInstanceManagerFactory", "org.jbpm.persistence.processinstance.JPAProcessInstanceManagerFactory");<br/>  //properties.put("drools.processSignalManagerFactory", "org.jbpm.persistence.processinstance.JPASignalManagerFactory");<br/>  //KnowledgeSessionConfiguration config = KnowledgeBaseFactory.newKnowledgeSessionConfiguration(properties);<br/>  StatefulKnowledgeSession ksession = JPAKnowledgeService.loadStatefulKnowledgeSession( 1, KBaseFactory.getKbase(), null, env ); <br/>  ksession.getWorkItemManager().registerWorkItemHandler("Human Task", new CommandBasedWSHumanTaskHandler(ksession));<br/>  JPAWorkingMemoryDbLogger logger = new JPAWorkingMemoryDbLogger(ksession);<br/>  <br/>        //ksession.notifyAll();<br/>  //ksession.abortProcessInstance(1);<br/>  //ksession.startProcessInstance(1);<br/>  <br/>  <br/> <br/>        //ksession.getProcessInstance(1).<br/>        <br/>        ut.commit();<br/>        logger.dispose();<br/>        <br/>  ut.begin();<br/>  Map data2=new HashMap();<br/>  Map data3=new HashMap();<br/>  data3.put("name", "This is my test Human Task param 222222！！");<br/>  data3.put("second", "The Second is KYO！！");<br/>  data2.put("name1",data3);<br/>  System.out.println("This is before commit："+data2);<br/>  <br/>     JbpmAPIUtil.completeTask(1, data2, "krisv");<br/>  ut.commit();<br/>  System.out.println("LOADSSESSION  success!");<br/>  }<br/>  catch(Exception e){<br/>   e.printStackTrace();<br/>  }<br/> }<br/>}</p></div>
<div style="background-color: #f4f4f4; padding: 10px; margin-top: 20px;">
<p style="margin: 0;">Reply to this message by <a href="http://community.jboss.org/message/613608#613608">going to Community</a></p>
<p style="margin: 0;">Start a new discussion in jBPM at <a href="http://community.jboss.org/choose-container!input.jspa?contentType=1&containerType=14&container=2034">Community</a></p>
</div></td>
</tr>
</tbody>
</table>
</td>
</tr>
</tbody>
</table>
</div>
</body>
</html>