SAX 读取XML

eachdata.xml

<?xml version="1.0" encoding="UTF-8"?>
<eachdata>
   <countnum> 
      <payingblock>[e-mail]</payingblock><!-- 平台支付宝 -->
</countnum>
</eachdata>


解析
DocumentBuilderFactory docBuilderFactory = DocumentBuilderFactory.newInstance();
DocumentBuilder docBuilder = docBuilderFactory.newDocumentBuilder();
File file = new File(path + File.separator + "eachdata" + File.separator + "eachdata.xml");
//    System.out.println(file.getPath());
Document doc = docBuilder.parse (file.getPath());
doc.getDocumentElement ().normalize ();
            NodeList listOfPersons = doc.getElementsByTagName("countnum");
            for(int s=0; s<listOfPersons.getLength() ; s++){
                Node firstPersonNode = listOfPersons.item(s);
                if(firstPersonNode.getNodeType() == Node.ELEMENT_NODE){
                   Element firstPersonElement = (Element)firstPersonNode;
                   NodeList payingblockList = firstPersonElement.getElementsByTagName("payingblock");
                   Element payingblockElement = (Element)payingblockList.item(0);
                   NodeList textpayingblockList = payingblockElement.getChildNodes();
System.out.println(((Node)textpayingblockList.item(0)).getNodeValue().trim());