 objects that may or may not contain options available to
     this particular implementation. Implementations should not assume that any or all of their
     option keys are present. However, implementations may assume that if one of their option
     keys is present, it's value is non-null and is of the expected type.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.io.IOException</code></dd>
</dl>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
</div>
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