mes/src/jbpm.default.cfg.xml

<?xml version="1.0" encoding="UTF-8"?>

<jbpm-configuration>

  <import resource="jbpm.default.scriptmanager.xml" />
  <import resource="jbpm.mail.templates.xml" />

  <process-engine-context>
  
    <repository-service />
    <repository-cache />
    <execution-service />
    <history-service />
    <management-service />
    <identity-service />
    <task-service />

    <object class="org.jbpm.pvm.internal.id.DatabaseDbidGenerator">
      <field name="commandService"><ref object="newTxRequiredCommandService" /></field>
    </object>

    <object class="org.jbpm.pvm.internal.id.DatabaseIdComposer" init="eager" />
    
    <object class="org.jbpm.pvm.internal.el.JbpmElFactoryImpl" />

    <types resource="jbpm.variable.types.xml" />

    <address-resolver />
 
  </process-engine-context>

  <transaction-context>
    <repository-session />
    <db-session />
    
    <message-session />
    <timer-session />
    
    <history-sessions>
      <object class="org.jbpm.pvm.internal.history.HistorySessionImpl" />
    </history-sessions>
    
    <!-- <mail-session>
      <mail-server>
        <session-properties resource="jbpm.mail.properties" />
      </mail-server>
      </mail-session>
     -->
    <transaction type="spring" />
  </transaction-context>
  
</jbpm-configuration>