lass="jxr_string">"Hello World!"</span>);
<a class="jxr_linenumber" name="L37" href="#L37">37</a>      }
<a class="jxr_linenumber" name="L38" href="#L38">38</a>
<a class="jxr_linenumber" name="L39" href="#L39">39</a>      <strong class="jxr_keyword">public</strong> Object clone() {
<a class="jxr_linenumber" name="L40" href="#L40">40</a>          <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>; <em class="jxr_comment">// Does not call 'super.clone()'.</em>
<a class="jxr_