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 <?php
 /**
  * Zend Framework
  *
  * LICENSE
  *
  * This source file is subject to the new BSD license that is bundled
  * with this package in the file LICENSE.txt.
  * It is also available through the world-wide-web at this URL:
  * http://framework.zend.com/license/new-bsd
  * If you did not receive a copy of the license and are unable to
  * obtain it through the world-wide-web, please send an email
  * to license@zend.com so we can send you a copy immediately.
  *
  * @category   Zend
  * @package    Zend_XmlRpc
  * @subpackage Generator
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  * @version    $Id$
  */
 
 /**
  * @var Zend_XmlRpc_Generator_GeneratorAbstract
  */
 // require_once 'Zend/XmlRpc/Generator/GeneratorAbstract.php';
 
 /**
  * DOMDocument based implementation of a XML/RPC generator
  */
 class Zend_XmlRpc_Generator_DomDocument extends Zend_XmlRpc_Generator_GeneratorAbstract
 {
     /**
      * @var DOMDocument
      */
     protected $_dom;
 
     /**
      * @var DOMNode
      */
     protected $_currentElement;
 
     /**
      * Start XML element
      *
      * @param string $name
      * @return void
      */
     protected function _openElement($name)
     {
         $newElement = $this->_dom->createElement($name);
 
         $this->_currentElement = $this->_currentElement->appendChild($newElement);
     }
 
     /**
      * Write XML text data into the currently opened XML element
      *
      * @param string $text
      */
     protected function _writeTextData($text)
     {
         $this->_currentElement->appendChild($this->_dom->createTextNode($text));
     }
 
     /**
      * Close an previously opened XML element
      *
      * Resets $_currentElement to the next parent node in the hierarchy
      *
      * @param string $name
      * @return void
      */
     protected function _closeElement($name)
     {
         if (isset($this->_currentElement->parentNode)) {
             $this->_currentElement = $this->_currentElement->parentNode;
         }
     }
 
     /**
      * Save XML as a string
      *
      * @return string
      */
     public function saveXml()
     {
         return $this->_dom->saveXml();
     }
 
     /**
      * Initializes internal objects
      *
      * @return void
      */
     protected function _init()
     {
         $this->_dom = new DOMDocument('1.0', $this->_encoding);
         $this->_currentElement = $this->_dom;
     }
 }