ml" title="class or interface in java.lang" class="external-link">String</a>&nbsp;id,
 <a href="CommandCompletions.CommandCompletionHandler.html" title="interface in co.aikar.commands">CommandCompletions.CommandCompletionHandler</a>&lt;<a href="CommandCompletions.html" title="type parameter in CommandCompletions">C</a>&gt;&nbsp;handler)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Registr a completion handler to