class or interface in java.lang">NullPointerException</a></code> - if <code>listener</code> is <code>null</code></dd>
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<h4>getDataModelListeners</h4>
<pre>public&nbsp;<a href="../../../jakarta/faces/model/DataModelListener.html" title="interface in jakarta.faces.model">DataModelListener</a>[]&nbsp;getDataModelListeners()</pre>
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 Return the set of <a href="../../../jakarta/f