title: What is the ellipsis (...) for in this method signature?
body: <p>In the <a href="http://code.google.com/appengine/docs/java/javadoc/com/google/appengine/api/xmpp/MessageBuilder.html" rel="noreferrer">App Engine docs</a>, what is the ellipsis (<code>JID...</code>) for in this method signature?</p>
  
  <pre><code>public MessageBuilder withRecipientJids(JID... recipientJids)
  </code></pre>
  
  <p>What's the function of those three dots?</p>