*/
public $parent = null;
+ /**
+ * Validates the node for correctness.
+ * An array is returned with warnings.
+ *
+ * Every item in the array has the following properties:
+ * * level - (number between 1 and 3 with severity information)
+ * * message - (human readable message)
+ * * node - (reference to the offending node)
+ *
+ * @return array
+ */
+ public function validate() {
+
+ return array();
+
+ }
+
/* {{{ IteratorAggregator interface */
/**