ns null, if the event
 was not dispatched from within an active execution.</dd>
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<h4>setProcessInstanceId</h4>
<pre>public&nbsp;void&nbsp;setProcessInstanceId(<a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;processInstanceId)</pre>
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