JAVA 实现XML与JSON 相互转换_山鹰的专栏

1.把XML转为JSON格式

@SuppressWarnings("rawtypes")  
    public static  String xmlToJSON(String xml,int jsonType) {  
        JSONObject obj = new JSONObject();  
        try {  
            InputStream is = new ByteArrayInputStream(xml.getBytes("utf-8"));  
            SAXBuilder sb = new SAXBuilder();  
            Document doc = sb.build(is);  
            Element root = doc.getRootElement();  
            Map map=iterateElement(root);  
           obj.put(root.getName(),map);  
           return obj.toString();  
        } catch (Exception e) {  
            e.printStackTrace();  
            return null;  
        }  
    }  
  
  
@SuppressWarnings({ "unchecked", "rawtypes" })  
    private static Map  iterateElement(Element root) {  
        List childrenList = root.getChildren();  
        Element element = null;  
        Map map = new HashMap();  
        List list = null;  
        for (int i = 0; i < childrenList.size(); i++) {  
            list = new ArrayList();  
            element = (Element) childrenList.get(i);  
            if(element.getChildren().size()>0){  
                if(root.getChildren(element.getName()).size()>1){  
                    if (map.containsKey(element.getName())) {  
                        list = (List) map.get(element.getName());  
                    }  
                    list.add(iterateElement(element));  
                    map.put(element.getName(), list);  
                }else{  
                    map.put(element.getName(), iterateElement(element));  
                }  
            }else {  
                if(root.getChildren(element.getName()).size()>1){  
                    if (map.containsKey(element.getName())) {  
                        list = (List) map.get(element.getName());  
                    }  
                    list.add(element.getTextTrim());  
                    map.put(element.getName(), list);  
                }else{  
                    map.put(element.getName(), element.getTextTrim());  
                }  
            }  
        }  
          
        return map;  
    }  
      
  
  
    public static void main(String[] args) throws ParseException  
    {         
        String xml="<ROOT>"+  
        "<Status>00</Status>"+  
        "<ErrorMsg></ErrorMsg>"+  
        "<Data>"+  
           "<Row>"+  
              "<PERSONID>35020500200610000000000701355116</PERSONID>"+  
              "<XM>吴聪楠</XM><SFZH>350624198908052530</SFZH>"+  
           "</Row>"+  
           "<Row>"+  
              "<PERSONID>35020500200610000000000701355117</PERSONID>"+  
              "<XM>吴聪楠2</XM><SFZH>350624198908052531</SFZH>"+  
              "</Row>"+  
          "</Data>"+  
    "</ROOT>";  
  
          
        String str=Xml2JsonUtil.xmlToJSON(xml,1);  
      System.out.println(str);  
}@SuppressWarnings("rawtypes