ean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#add(E)">add</a></span>&#8203;(<a href="MostlySingletonSet.html" title="type parameter in MostlySingletonSet">E</a>&nbsp;e)</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor" id="i1">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#addAll(java.util.Collection)">addAll</a></span>&#8203;(<a href="https://docs.oracle.com/