解析xml字符串

package com.fangdi.landaudit.process.util;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;

public class T {

 public void readStringXml(String xml) {
  Document doc = null;
  try {

   // 读取并解析XML文档
   // SAXReader就是一个管道，用一个流的方式，把xml文件读出来
   //
   // SAXReader reader = new SAXReader();
   // //User.hbm.xml表示你要解析的xml文档
   // Document document = reader.read(new
   // File("User.hbm.xml"));
   // 下面的是通过解析xml字符串的
   doc = DocumentHelper.parseText(xml); // 将字符串转为XML

   Element rootElt = doc.getRootElement(); // 获取根节点
   System.out.println("根节点：" + rootElt.getName()); // 拿到根节点的名称

   Iterator iter = rootElt.elementIterator("head"); // 获取根节点下的子节点head

   // 遍历head节点
   while (iter.hasNext()) {

    Element recordEle = (Element) iter.next();
    String title = recordEle.elementTextTrim("title"); // 拿到head节点下的子节点title值
    System.out.println("title:" + title);

    Iterator iters = recordEle.elementIterator("script"); // 获取子节点head下的子节点script

    // 遍历Header节点下的Response节点
    while (iters.hasNext()) {

     Element itemEle = (Element) iters.next();

     String username = itemEle.elementTextTrim("username"); // 拿到head下的子节点script下的字节点username的值
     String password = itemEle.elementTextTrim("password");

     System.out.println("username:" + username);
     System.out.println("password:" + password);
    }
   }
   Iterator iterss = rootElt.elementIterator("body"); // /获取根节点下的子节点body
   // 遍历body节点
   while (iterss.hasNext()) {

    Element recordEless = (Element) iterss.next();
    String result = recordEless.elementTextTrim("result"); // 拿到body节点下的子节点result值
    System.out.println("result:" + result);

    Iterator itersElIterator = recordEless.elementIterator("form"); // 获取子节点body下的子节点form
    // 遍历Header节点下的Response节点
    while (itersElIterator.hasNext()) {

     Element itemEle = (Element) itersElIterator.next();

     String banlce = itemEle.elementTextTrim("banlce"); // 拿到body下的子节点form下的字节点banlce的值
     String subID = itemEle.elementTextTrim("subID");

     System.out.println("banlce:" + banlce);
     System.out.println("subID:" + subID);
    }
   }
  } catch (DocumentException e) {
   e.printStackTrace();

  } catch (Exception e) {
   e.printStackTrace();

  }
 }

 /**
  * @description 将xml字符串转换成map
  * @param xml
  * @return Map
  */
 public static Map readStringXmlOut(String xml) {
  Map map = new HashMap();
  Document doc = null;
  try {
   // 将字符串转为XML
   doc = DocumentHelper.parseText(xml);
   // 获取根节点
   Element rootElt = doc.getRootElement();
   // 拿到根节点的名称
   System.out.println("根节点：" + rootElt.getName());

   // 获取根节点下的子节点head
   Iterator iter = rootElt.elementIterator("head");
   // 遍历head节点
   while (iter.hasNext()) {

    Element recordEle = (Element) iter.next();
    // 拿到head节点下的子节点title值
    String title = recordEle.elementTextTrim("title");
    System.out.println("title:" + title);
    map.put("title", title);
    // 获取子节点head下的子节点script
    Iterator iters = recordEle.elementIterator("script");
    // 遍历Header节点下的Response节点
    while (iters.hasNext()) {
     Element itemEle = (Element) iters.next();
     // 拿到head下的子节点script下的字节点username的值
     String username = itemEle.elementTextTrim("username");
     String password = itemEle.elementTextTrim("password");

     System.out.println("username:" + username);
     System.out.println("password:" + password);
     map.put("username", username);
     map.put("password", password);
    }
   }

   // 获取根节点下的子节点body
   Iterator iterss = rootElt.elementIterator("body");
   // 遍历body节点
   while (iterss.hasNext()) {
    Element recordEless = (Element) iterss.next();
    // 拿到body节点下的子节点result值
    String result = recordEless.elementTextTrim("result");
    System.out.println("result:" + result);
    // 获取子节点body下的子节点form
    Iterator itersElIterator = recordEless.elementIterator("form");
    // 遍历Header节点下的Response节点
    while (itersElIterator.hasNext()) {
     Element itemEle = (Element) itersElIterator.next();
     // 拿到body下的子节点form下的字节点banlce的值
     String banlce = itemEle.elementTextTrim("banlce");
     String subID = itemEle.elementTextTrim("subID");

     System.out.println("banlce:" + banlce);
     System.out.println("subID:" + subID);
     map.put("result", result);
     map.put("banlce", banlce);
     map.put("subID", subID);
    }
   }
  } catch (DocumentException e) {
   e.printStackTrace();
  } catch (Exception e) {
   e.printStackTrace();
  }
  return map;
 }

 public static void main(String[] args) {

  // 下面是需要解析的xml字符串例子
  String xmlString = "<html>" + "<head>" + "<title>dom4j解析一个例子</title>"
    + "<script>" + "<username>yangrong</username>"
    + "<password>123456</password>" + "</script>" + "</head>"
    + "<body>" + "<result>0</result>" + "<form>"
    + "<banlce>1000</banlce>" + "<subID>36242519880716</subID>"
    + "</form>" + "</body>" + "</html>";
  Map map = readStringXmlOut(xmlString);
  Iterator iters = map.keySet().iterator();
  while (iters.hasNext()) {
   String key = iters.next().toString(); // 拿到键
   String val = map.get(key).toString(); // 拿到值
   System.out.println(key + "=" + val);
  }
 }

}

 

 

多个相同节点

String strXml ="<JCAPPLIST><JCAPP><bussinessId>业务数据的ID,抽取数据时带过来的项目数据ID(varchar2(64))</bussinessId>"+
 "<acceptNo>受理号</acceptNo>"+
 "<bussinessName>项目名称</bussinessName></JCAPP>" +
 "<JCAPP><bussinessId>业务数据的ID,抽取数据时带过来的项目数据ID2222(varchar2(64))</bussinessId>"+
 "<acceptNo>受理号2222</acceptNo>"+
 "<bussinessName>项目名称222222</bussinessName></JCAPP></JCAPPLIST>";
  // 将字符串转为XML
  Document doc = null;
  try {
   doc = DocumentHelper.parseText(strXml);
  } catch (DocumentException e1) {
   // TODO Auto-generated catch block
   e1.printStackTrace();
  }
  Element rootElt = doc.getRootElement(); // 获取根节点
  Iterator rootIter = rootElt.elementIterator();
  while(rootIter.hasNext())
  {
   Element connection = (Element) rootIter.next();
   String bussinessId = connection.elementTextTrim("bussinessId");
   String acceptNo = connection.elementTextTrim("acceptNo");
   String bussinessName = connection.elementTextTrim("bussinessName");

   System.out.println(bussinessId+"======"+acceptNo+"======"+bussinessName);
  }