xml 转 map &&map 转 xml

港控/mmm° 2022-05-25 00:27 226阅读 0赞

/** * @Author : lilong * @Description :xml 转 map * @Date : 15:37 2018/5/3 * @Param : * xml格式字符串 **/ private static Map<String, String> xml2Map(String xml) {
            Map<String, String> map = new HashMap<String, String>();
            try {
                Document doc = DocumentHelper.parseText(xml);//将xml转为dom对象 Element root = doc.getRootElement();//获取根节点 List<Element> elements = root.elements();//获取这个节点里面的所有的元素，也可以element.elements("userList")指定获取子元素 for (Object obj : elements) {  //遍历元素 root = (Element) obj;
                    map.put(root.getName(), root.getTextTrim());
                    System.out.println(root.getName() + "--" + root.getTextTrim());
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
            return map;
        }
    /** * @Author : lilong * @Description :map 转 xml * @Date : 15:45 2018/5/4 * @Param : map 格式参数 **/ private static String mapToXml(Map<String, String> map) throws Exception {
            DocumentBuilderFactory documentBuilderFactory = DocumentBuilderFactory.newInstance();
            DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();
            org.w3c.dom.Document document = documentBuilder.newDocument();
            org.w3c.dom.Element element = document.createElement("xml");
            document.appendChild(element);
            for (String key : map.keySet()) {
                String value = map.get(key);
                if (value == null) {
                    value = "";
                }
                value = value.trim();
                org.w3c.dom.Element filed = document.createElement(key);
                filed.appendChild(document.createTextNode(value));
                element.appendChild(filed);
            }
            TransformerFactory tf = TransformerFactory.newInstance();
            Transformer transformer = tf.newTransformer();
            DOMSource source = new DOMSource(document);
            transformer.setOutputProperty(OutputKeys.ENCODING, "utf-8");
            transformer.setOutputProperty(OutputKeys.INDENT, "yes");
            StringWriter write = new StringWriter();
            StreamResult result = new StreamResult(write);
            transformer.transform(source, result);
            String output = write.getBuffer().toString();.replaceAll("\n|\r", ""); try {
                write.close();
            } catch (Exception e) {
    
            }
            return output;
        }