xmlUtils xml工具类

矫情吗；* 2023-10-05 14:13 17阅读 0赞

package com.joed.dss.common.utils;
 
 import org.jdom.Document;
 import org.jdom.Element;
 import org.jdom.JDOMException;
 import org.jdom.input.SAXBuilder;
 import org.jdom.output.Format;
 import org.jdom.output.XMLOutputter;
 
 import java.io.IOException;
 import java.io.Reader;
 import java.io.StringReader;
 import java.io.UnsupportedEncodingException;
 import java.net.URLDecoder;
 import java.util.*;
 
 public class XmlUtils {
 
 /**
 * map集合转化成xml字符串
 * @param map
 * @param rootName
 * @return
 */
 public static String mapToXml(Map<String, Object> map, String rootName)
 {
 Element root = new Element(rootName);
 if (map == null)
 return xmlToString(root);
 for (String str : map.keySet())
 root.addContent(new Element(str).setText((map.get(str) == null ? ""
 : map.get(str) + "")));
 return xmlToString(root);
 }
 
 /**
 * xml字符串转化成map集合
 * @param xmlStr字符串
 * @return
 */
 @SuppressWarnings("unchecked")
 public static Map<String, Object> xmlToMap(String xmlStr)
 {
 
 SAXBuilder builder = new SAXBuilder();
 Map<String, Object> map = new HashMap<String, Object>();
 try {
 xmlStr = URLDecoder.decode(xmlStr, "UTF-8");
 Reader in = new StringReader(xmlStr);
 Document doc = builder.build(in);
 Element root = doc.getRootElement();
 List<Element> list = root.getChildren();
 for (Element e : list)
 map.put(e.getName(), e.getText());
 return map;
 } catch (JDOMException e) {
 } catch (UnsupportedEncodingException e) {
 } catch (IOException e) {
 } catch (Exception e) {
 }
 return map;
 
 }
 
 
 /**
 * list集合转化成xml字符串
 * @param list
 * @param rootName
 * @param parentName
 * @return
 */
 public static String listToXml(List<Map<String, Object>> list,
 String rootName, String parentName)
 {
 Element root = new Element(rootName);
 boolean flag = false;
 Element parentElement = null;
 Element child = null;
 if (list == null)
 return xmlToString(root);
 for (Map<String, Object> map : list)
 if (flag) {
 flag = false;
 for (String str : map.keySet()) {
 child = new Element(str).setText(map.get(str) == null ? ""
 : (map.get(str) + ""));
 root.addContent(child);
 }
 } else {
 parentElement = new Element(parentName);
 root.addContent(parentElement);
 for (String str : map.keySet()) {
 String value=map.get(str) == null ? "": (map.get(str) + "");
 value=wrapXmlContent(value);
 child = new Element(str).setText(value);
 parentElement.addContent(child);
 }
 }
 return xmlToString(root);
 }
 
 
 /**
 * xml字符串转化成list集合
 * @param xmlStr
 * @return
 */
 public static List<Map<String, Object>> xmlToList(String xmlStr)
 {
 SAXBuilder builder = new SAXBuilder();
 List<Map<String, Object>> resultList = new ArrayList<Map<String, Object>>();
 Map<String, Object> map = null;
 boolean flag = true;
 try {
 xmlStr = URLDecoder.decode(xmlStr, "UTF-8");
 Reader in = new StringReader(xmlStr);
 Document doc = builder.build(in);
 Element root = doc.getRootElement();
 List<Element> list = root.getChildren();
 for (Element e : list) {
 if (e.getChildren().size() == 0) {
 if (flag) {
 flag = false;
 map = new HashMap<String, Object>();
 resultList.add(map);
 }
 map.put(e.getName(), e.getText());
 } else {
 map = new HashMap<String, Object>();
 List<Element> childrenList = e.getChildren();
 resultList.add(map);
 for (Element element : childrenList) {
 map.put(element.getName(), element.getText());
 }
 }
 }
 return resultList;
 } catch (JDOMException e) {
 } catch (UnsupportedEncodingException e) {
 } catch (IOException e) {
 } catch (Exception e) {
 }
 return resultList;
 }
 /**
 * @author joed
 * 描述：
 * 字符转意
 */
 public static String wrapXmlContent(String content)
 {
 StringBuffer appender = new StringBuffer("");
 
 if ((content != null) && (!content.trim().isEmpty())) {
 appender = new StringBuffer(content.length());
 
 for (int i = 0; i < content.length(); i++) {
 char ch = content.charAt(i);
 if ((ch == '\t') || (ch == '\n') || (ch == '\r') ||
 ((ch >= ' ') && (ch <= 55295)) ||
 ((ch >= 57344) && (ch <= 65533)) || (
 (ch >= 65536) && (ch <= 1114111))) {
 appender.append(ch);
 }
 }
 }
 String result = appender.toString();
 
 return result;
 }
 /**
 * 将Element对象转化成字串
 * @param element
 * @return
 */
 public static String xmlToString(Element element)
 {
 XMLOutputter output = new XMLOutputter();
 output.setFormat(Format.getPrettyFormat().setEncoding("UTF-8"));
 Document doc = new Document(element);
 String str = output.outputString(doc);
 return str;
 }
 
 
 /**
 * 解析xml字符串获取节点内容
 * @param xmlStr
 * xml字符串
 * @param nodeStr
 * 需要获取的节点
 * @return 解析信息
 */
 @SuppressWarnings("unchecked")
 public static Map<String, String> readXml(String xmlStr, String[] nodeStrArr)
 {
 Map<String, String> map = new HashMap<String, String>();
 SAXBuilder builder = new SAXBuilder();
 try {
 xmlStr = URLDecoder.decode(xmlStr, "UTF-8");
 Reader in = new StringReader(xmlStr);
 Document doc = builder.build(in);
 Element root = doc.getRootElement();
 List<Element> l = null;
 String str = "";
 for (String nodeStr : nodeStrArr) {
 l = root.getChildren(nodeStr);
 str = l.get(0).getText();
 if ("".equals(str) || str == null) {
 map.put("msg", "01: 传入参数为空或格式错误，请检查各节点是否为有效XML节点");
 return map;
 } else {
 map.put("msg", "00: 解析xml成功");
 map.put(nodeStr, str);
 }
 }
 } catch (JDOMException e) {
 map.put("msg", "01: 传入参数为空或格式错误，请检查各节点是否为有效XML节点");
 return map;
 } catch (UnsupportedEncodingException e) {
 map.put("msg", "05：编码格式错误,不支持的字符编码");
 return map;
 } catch (IOException e) {
 map.put("msg", "02: 读取失败");
 return map;
 } catch (Exception e) {
 map.put("msg", "02: 读取失败");
 return map;
 }
 return map;
 }
 
 
 
 /**
 * 生成带内容的节点
 * @param parentElement父节点
 * @param map
 * 数据集
 * @return
 */
 public static Element createNodes(Element parentElement,
 Map<String, Object> map)
 {
 String msg = "";
 Iterator<String> it = map.keySet().iterator();
 String tempStr = "";
 Element sonElement = null;
 while (it.hasNext()) {
 tempStr = it.next();
 msg = (map.get(tempStr)) == null ? "" : (map.get(tempStr) + "");
 sonElement = new Element(tempStr);
 parentElement.addContent(sonElement.setText(msg));
 }
 return parentElement;
 }
 
 /**
 * 生成不带内容的节点
 * @param root根节点
 * @param strArr
 * 节点字符
 */
 public static void createNodes(Element root, String[] strArr)
 {
 Element e = null;
 for (String str : strArr) {
 e = new Element(str);
 root.addContent(e);
 }
 
 }
 }

原文链接:[https://blog.csdn.net/wanzuwodou/article/details/78436341][https_blog.csdn.net_wanzuwodou_article_details_78436341] 侵删

[https_blog.csdn.net_wanzuwodou_article_details_78436341]: https://blog.csdn.net/wanzuwodou/article/details/78436341