读取xml文件里面的内容

try{      DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();      DocumentBuilder builder = factory.newDocumentBuilder();      Document document = builder.parse(new File(fullPath));      Element rootElement = document.getDocumentElement();      document.getDocumentElement ().normalize ();      NodeList list = rootElement.getElementsByTagName("person");//读取最外面的xml的标签      for(int i=0;i<list.getLength();i++){       NodeList list1=rootElement.getElementsByTagName("name");//读取person标签里面的子标签       String name = "";       if(list1.item(i)!=null){        name=list1.item(i).getFirstChild().getNodeValue();       }       NodeList list1=rootElement.getElementsByTagName("age");//读取person标签里面的子标签       String age = "";       if(list1.item(i)!=null){        age=list1.item(i).getFirstChild().getNodeValue();       }      }        }catch(Exception e){  e.printStackTrace(); }