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jbpm 4.x - Extending Tasks & task-node
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created by <a href="http://community.jboss.org/people/connectwithnk">Nagarajan Kanna</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/603073#603073">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi All,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>We had option to extend/customize task instance in 3.x to add our own attributes - Something like:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #008000;"><?xml <span style="color: #800080;">version</span>="<span style="color: #0000ff;">1.0</span>"?><br/> <!DOCTYPE hibernate-mapping PUBLIC<br/>     "-//Hibernate/Hibernate Mapping DTD 3.0//EN" <br/><span>     "</span><a class="jive-link-external-small" href="http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd" target="_blank">http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd</a><span>"></span><br/><br/>  <hibernate-mapping <span style="color: #800080;">auto-import</span>="<span style="color: #0000ff;">false</span>" <span style="color: #800080;">default-access</span>="<span style="color: #0000ff;">field</span>"><br/><br/><span style="font-size: 12pt;">    <<strong>subclass <span style="color: #800080;">name</span>name="<span style="color: #0000ff;">com.navteq.jbpm.extensions.AssignableTaskInstance</span>" </strong></span><br/><span style="font-size: 12pt;"><strong>          <span style="color: #800080;">extends</span>="<span style="color: #0000ff;">org.jbpm.taskmgmt.exe.TaskInstance</span>"</strong></span><br/>          <span style="color: #800080;">discriminator-value</span>="A"><br/>     <list <span style="color: #800080;">name</span>="<span style="color: #0000ff;">assignees</span>" <span style="color: #800080;">cascade</span>="<span style="color: #0000ff;">all</span>" ><br/>       <key <span style="color: #800080;">column</span>="<span style="color: #0000ff;">TASKINSTANCE_</span>" /><br/>       <index <span style="color: #800080;">column</span>="<span style="color: #0000ff;">TASKINSTANCEINDEX_</span>"/><br/>       <one-to-many <span style="color: #800080;">class</span>="<span style="color: #0000ff;">com.navteq.jbpm.extensions.Assignee</span>" /><br/>     </list><br/><br/>    </subclass><br/> </hibernate-mapping></span></p><p><span style="color: #008000;"><br/></span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Reference: <a class="jive-link-external-small" href="http://www.infoq.com/articles/jBPM-user-interaction-patterns">  http://www.infoq.com/articles/jBPM-user-interaction-patterns</a>   </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>We also had option to control automatic task creation in task-node using <strong>create-tasks="false"</strong></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>We care currently using JBPM 4.3</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><ul><li>Do we have equivalent for these functionality in 4.x ? </li><li>If not, is there any work around to achieve this</li><li>Am trying to add few additional attributes to JBPM4_TASK. Is there any post-task creation event handler that I can use to update information to this table ?</li></ul></div>
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