iseconds) since the <code>Work</code>
 was accepted, until the <code>Work</code> execution started. Note, 
 this does not offer real-time guarantees. It is valid to return -1, if
 the actual start interval duration is unknown.</dd>
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<h4>getException</h4>
<pre>public&nbsp;<a href="../../../../jakarta/resource/spi/work/WorkException.html" title="class in jakarta.resource.spi.work">WorkException</a>&nbs