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<td class="colFirst"><code>class&nbsp;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="../../ConcurrentIndexedCollection.html" title="class in com.googlecode.cqengine">ConcurrentIndexedCollection</a>&lt;O&gt;</span></code></th>
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<div class="block">An implementation of <a href="http://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or inter