src/java.desktop/share/classes/javax/swing/plaf/ComponentInputMapUIResource.java

@@ -36,9 +36,13 @@
  * @author Scott Violet
  * @since 1.3
  */
 @SuppressWarnings("serial") // Superclass is not serializable across versions
 public class ComponentInputMapUIResource extends ComponentInputMap implements UIResource {
+    /**
+     * Constructs a {@code ComponentInputMapUIResource}.
+     * @param component a non-null JComponent
+     */
     public ComponentInputMapUIResource(JComponent component) {
         super(component);
     }
 }