> </span><span class="o">=</span><span class="w"> </span><span class="n">windowState</span><span class="p">.</span><span class="na">keys</span><span class="p">().</span><span class="na">iterator</span><span class="p">();</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">    </span><span class="k">while</span><span class="w"> </span><span class="p">(</span><span class="n">keys</span><span class="p">.</span><span class="na">hasNext</span><span class="p">())</span>