dom4j 解析 xml 文件（一）

public void read(String url) throws DocumentException{

  SAXReader reader = new SAXReader();
  Document document = reader.read(url);

  Element root = document.getRootElement();

 //  迭代根元素下面的所有子元素
  for (Iterator i = root.elementIterator(); i.hasNext();) {
   Element element = (Element) i.next();
   System.out.println(element.getData());
  }
  // 迭代根元素下面名称为"name"的子元素
  for (Iterator i = root.elementIterator("name"); i.hasNext();) {
   Element element = (Element) i.next();
   System.out.println(element.getData());
  }
  // 迭代根元素的属性attributes元素
  for (Iterator i = root.attributeIterator(); i.hasNext();) {
   Attribute attribute = (Attribute) i.next();
   System.out.println(attribute.getData());
  }

}