iterator)) return $this->iterator; return new ElementList(array($this)); } /** * Sets the overridden iterator * * Note that this is not actually part of the iterator interface * * @param ElementList $iterator * @return void */ public function setIterator(ElementList $iterator) { $this->iterator = $iterator; } /** * Validates the node for correctness. * * The following options are supported: * Node::REPAIR - May attempt to automatically repair the problem. * * This method returns an array with detected problems. * Every element has the following properties: * * * level - problem level. * * message - A human-readable string describing the issue. * * node - A reference to the problematic node. * * The level means: * 1 - The issue was repaired (only happens if REPAIR was turned on) * 2 - An inconsequential issue * 3 - A severe issue. * * @param int $options * @return array */ public function validate($options = 0) { return array(); } /* }}} */ /* {{{ Countable interface */ /** * Returns the number of elements * * @return int */ public function count() { $it = $this->getIterator(); return $it->count(); } /* }}} */ /* {{{ ArrayAccess Interface */ /** * Checks if an item exists through ArrayAccess. * * This method just forwards the request to the inner iterator * * @param int $offset * @return bool */ public function offsetExists($offset) { $iterator = $this->getIterator(); return $iterator->offsetExists($offset); } /** * Gets an item through ArrayAccess. * * This method just forwards the request to the inner iterator * * @param int $offset * @return mixed */ public function offsetGet($offset) { $iterator = $this->getIterator(); return $iterator->offsetGet($offset); } /** * Sets an item through ArrayAccess. * * This method just forwards the request to the inner iterator * * @param int $offset * @param mixed $value * @return void */ public function offsetSet($offset, $value) { $iterator = $this->getIterator(); $iterator->offsetSet($offset,$value); // @codeCoverageIgnoreStart // // This method always throws an exception, so we ignore the closing // brace } // @codeCoverageIgnoreEnd /** * Sets an item through ArrayAccess. * * This method just forwards the request to the inner iterator * * @param int $offset * @return void */ public function offsetUnset($offset) { $iterator = $this->getIterator(); $iterator->offsetUnset($offset); // @codeCoverageIgnoreStart // // This method always throws an exception, so we ignore the closing // brace } // @codeCoverageIgnoreEnd /* }}} */ }