- package com.shine.framework.core.util;
- import java.io.ByteArrayOutputStream;
- import java.util.ArrayList;
- import java.util.HashMap;
- import java.util.Iterator;
- import java.util.List;
- import java.util.Map;
- import net.sf.json.JSON;
- import net.sf.json.JSONSerializer;
- import net.sf.json.xml.XMLSerializer;
- import org.dom4j.Document;
- import org.dom4j.DocumentHelper;
- import org.dom4j.Element;
- import org.dom4j.io.OutputFormat;
- import org.dom4j.io.XMLWriter;
- /**
- * common xml conver utility
- *
- * @author viruscodecn@gmail.com
- * @version Framework 2010.10.26
- * @url http://blog.csdn.net/arjick/article/details/6251777
- */
- public class XmlConverUtil {
- /**
- * map to xml xml <node><key label="key1">value1</key><key
- * label="key2">value2</key>......</node>
- *
- * @param map
- * @return
- */
- public static String maptoXml(Map map) {
- Document document = DocumentHelper.createDocument();
- Element nodeElement = document.addElement("node");
- for (Object obj : map.keySet()) {
- Element keyElement = nodeElement.addElement("key");
- keyElement.addAttribute("label", String.valueOf(obj));
- keyElement.setText(String.valueOf(map.get(obj)));
- }
- return doc2String(document);
- }
- /**
- * list to xml xml <nodes><node><key label="key1">value1</key><key
- * label="key2">value2</key>......</node><node><key
- * label="key1">value1</key><key
- * label="key2">value2</key>......</node></nodes>
- *
- * @param list
- * @return
- */
- public static String listtoXml(List list) throws Exception {
- Document document = DocumentHelper.createDocument();
- Element nodesElement = document.addElement("nodes");
- int i = 0;
- for (Object o : list) {
- Element nodeElement = nodesElement.addElement("node");
- if (o instanceof Map) {
- for (Object obj : ((Map) o).keySet()) {
- Element keyElement = nodeElement.addElement("key");
- keyElement.addAttribute("label", String.valueOf(obj));
- keyElement.setText(String.valueOf(((Map) o).get(obj)));
- }
- } else {
- Element keyElement = nodeElement.addElement("key");
- keyElement.addAttribute("label", String.valueOf(i));
- keyElement.setText(String.valueOf(o));
- }
- i++;
- }
- return doc2String(document);
- }
- /**
- * json to xml {"node":{"key":{"@label":"key1","#text":"value1"}}} conver
- * <o><node class="object"><key class="object"
- * label="key1">value1</key></node></o>
- *
- * @param json
- * @return
- */
- public static String jsontoXml(String json) {
- try {
- XMLSerializer serializer = new XMLSerializer();
- JSON jsonObject = JSONSerializer.toJSON(json);
- return serializer.write(jsonObject);
- } catch (Exception e) {
- e.printStackTrace();
- }
- return null;
- }
- /**
- * xml to map xml <node><key label="key1">value1</key><key
- * label="key2">value2</key>......</node>
- *
- * @param xml
- * @return
- */
- public static Map xmltoMap(String xml) {
- try {
- Map map = new HashMap();
- Document document = DocumentHelper.parseText(xml);
- Element nodeElement = document.getRootElement();
- List node = nodeElement.elements();
- for (Iterator it = node.iterator(); it.hasNext();) {
- Element elm = (Element) it.next();
- map.put(elm.attributeValue("label"), elm.getText());
- elm = null;
- }
- node = null;
- nodeElement = null;
- document = null;
- return map;
- } catch (Exception e) {
- e.printStackTrace();
- }
- return null;
- }
- /**
- * xml to list xml <nodes><node><key label="key1">value1</key><key
- * label="key2">value2</key>......</node><node><key
- * label="key1">value1</key><key
- * label="key2">value2</key>......</node></nodes>
- *
- * @param xml
- * @return
- */
- public static List xmltoList(String xml) {
- try {
- List<Map> list = new ArrayList<Map>();
- Document document = DocumentHelper.parseText(xml);
- Element nodesElement = document.getRootElement();
- List nodes = nodesElement.elements();
- for (Iterator its = nodes.iterator(); its.hasNext();) {
- Element nodeElement = (Element) its.next();
- Map map = xmltoMap(nodeElement.asXML());
- list.add(map);
- map = null;
- }
- nodes = null;
- nodesElement = null;
- document = null;
- return list;
- } catch (Exception e) {
- e.printStackTrace();
- }
- return null;
- }
- /**
- * xml to json <node><key label="key1">value1</key></node> 转化为
- * {"key":{"@label":"key1","#text":"value1"}}
- *
- * @param xml
- * @return
- */
- public static String xmltoJson(String xml) {
- XMLSerializer xmlSerializer = new XMLSerializer();
- return xmlSerializer.read(xml).toString();
- }
- /**
- *
- * @param document
- * @return
- */
- public static String doc2String(Document document) {
- String s = "";
- try {
- // 使用输出流来进行转化
- ByteArrayOutputStream out = new ByteArrayOutputStream();
- // 使用UTF-8编码
- OutputFormat format = new OutputFormat(" ", true, "UTF-8");
- XMLWriter writer = new XMLWriter(out, format);
- writer.write(document);
- s = out.toString("UTF-8");
- } catch (Exception ex) {
- ex.printStackTrace();
- }
- return s;
- }
- }