package com.jttech.pfcs.util;
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import com.alibaba.fastjson.JSONObject;
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import org.jdom2.Document;
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import org.jdom2.Element;
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import org.jdom2.input.SAXBuilder;
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import org.springframework.util.StringUtils;
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import java.io.ByteArrayInputStream;
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import java.io.InputStream;
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import java.util.LinkedList;
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import java.util.List;
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/**
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* @author Skaði the Corrupting Heart
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* @version 1.0.0
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* @ClassName xml.java
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* @Description TODO
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* @createTime 2022年04月02日 17:12
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*/
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public class XmlUtils {
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public static JSONObject xml2Json(String xmlStr) {
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try {
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if (StringUtils.isEmpty(xmlStr)) {
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return null;
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}
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xmlStr = xmlStr.replaceAll("\\\n", "");
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byte[] xml = xmlStr.getBytes("UTF-8");
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JSONObject json = new JSONObject();
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InputStream is = new ByteArrayInputStream(xml);
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SAXBuilder sb = new SAXBuilder();
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Document doc = sb.build(is);
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Element root = doc.getRootElement();
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json.put(root.getName(), iterateElement(root));
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return json;
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} catch (Exception pE) {
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throw new RuntimeException("xml文件解析失败", pE);
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}
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}
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private static JSONObject iterateElement(Element element) {
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List<Element> node = element.getChildren();
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JSONObject obj = new JSONObject();
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List list = null;
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for (Element child : node) {
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list = new LinkedList();
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String text = child.getTextTrim();
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if (StringUtils.isEmpty(text)) {
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if (child.getChildren().size() == 0) {
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continue;
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}
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if (obj.containsKey(child.getName())) {
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list = (List) obj.get(child.getName());
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}
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list.add(iterateElement(child)); // 遍历child的子节点
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obj.put(child.getName(), list);
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} else {
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if (obj.containsKey(child.getName())) {
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Object value = obj.get(child.getName());
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try {
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list = (List) value;
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} catch (ClassCastException e) {
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list.add(value);
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}
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}
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if (child.getChildren().size() == 0) { // child无子节点时直接设置text
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obj.put(child.getName(), text);
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} else {
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list.add(text);
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obj.put(child.getName(), list);
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}
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}
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}
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return obj;
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}
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}
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