hrows:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</a></code> - if <code>listener</code> is <code>null</code></dd>
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<h4>getActionListeners</h4>
<pre>public&nbsp;<a href="../../../javax/faces/event/ActionListener.html" title="interface in javax.faces.event">