/*
 * Copyright 2002 Sun Microsystems, Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * - Redistribution in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in
 *   the documentation and/or other materials provided with the
 *   distribution.
 *
 * Neither the name of Sun Microsystems, Inc. or the names of
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * This software is provided "AS IS," without a warranty of any
 * kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
 * EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES
 * SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN
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 * FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR
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 * LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE,
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 * You acknowledge that Software is not designed, licensed or intended
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 */
package com.sun.j2ee.blueprints.xmldocuments;

import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.Element;


public class ChangedOrder {
  public static final String XML_ORDER = "Order";
  public static final String XML_ORDERID = "OrderId";
  public static final String XML_ORDERSTATUS = "OrderStatus";
  private String orderId;
  private String orderStatus;

  public ChangedOrder(String id, String stat) {
    orderId = id;
    orderStatus = stat;
  }

  private ChangedOrder() {} // Used by the fromDOM() factory method

  public String getOrderId() {
    return(orderId);
  }

  public String getOrderStatus() {
    return orderStatus;
  }

  public Document toDOM() throws XMLDocumentException {
    Document document = XMLDocumentUtils.createDocument();
    Element root = (Element) toDOM(document);
    document.appendChild(root);
    return document;
  }

  public Node toDOM(Document document) {
    Element root = document.createElement(XML_ORDER);
    XMLDocumentUtils.appendChild(document, root, XML_ORDERID, orderId);
    XMLDocumentUtils.appendChild(document, root, XML_ORDERSTATUS, orderStatus);
    return root;
  }

  public static ChangedOrder fromDOM(Node node) throws XMLDocumentException {
    Element element;
    if (node.getNodeType() == Node.ELEMENT_NODE && (element = ((Element) node)).getTagName().equals(XML_ORDER)) {
      Element child;
      ChangedOrder changedOrder = new ChangedOrder();
      changedOrder.orderId = XMLDocumentUtils.getContentAsString(child = XMLDocumentUtils.getFirstChild(element, XML_ORDERID, false), false);
      changedOrder.orderStatus = XMLDocumentUtils.getContentAsString(child = XMLDocumentUtils.getNextSibling(child, XML_ORDERSTATUS, false), false);
      return changedOrder;
    }
    throw new XMLDocumentException(XML_ORDER + " element expected.");
  }
}