iv class="jd-tagdata">
      <h5 class="jd-tagtitle">Throws</h5>
      <table class="jd-tagtable">  
        <tr>
            <th><a href="../../../../reference/java/lang/NullPointerException.html">NullPointerException</a></td>
            <td>if executor or completionQueue are <code>null</code>
</td>
        </tr>
      </table>
  </div>

    </div>
</div>





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<h2>P