字符串对象跟xml格式的转换

package com.sunshen.jfids.testWebService.task;

import java.io.File;
import java.io.StringWriter;

import com.sunsheen.jfids.dom4j.Document;
import com.sunsheen.jfids.dom4j.DocumentException;
import com.sunsheen.jfids.dom4j.DocumentHelper;
import com.sunsheen.jfids.dom4j.io.OutputFormat;
import com.sunsheen.jfids.dom4j.io.SAXReader;
import com.sunsheen.jfids.dom4j.io.XMLWriter;

/**
 * 字符串对象跟xml格式的转换
 * @author WangSong
 *
 */
public class XmlFormat {

    /**
     * 将字符串格式化成xml
     * @param str
     * @return
     * @throws Exception
     */
    public static String formatXml(String str) throws Exception {
          Document document = null;
          document = DocumentHelper.parseText(str);
          // 格式化输出格式
          OutputFormat format = OutputFormat.createPrettyPrint();
          format.setEncoding("UTF-8");
          StringWriter writer = new StringWriter();
          // 格式化输出流
          XMLWriter xmlWriter = new XMLWriter(writer, format);
          // 将document写入到输出流
          xmlWriter.write(document);
          xmlWriter.close();

          return writer.toString();
    }
    
    /**
     * 将xml文件转换成字符串对象
     * @param fileName    文件名(需要位置对应)
     * @return
     */
    public String xmlChangeString(String fileName) {
        try {
            SAXReader saxReader = new SAXReader();// 新建一个解析类
            //Document tempDocument = saxReader.read(XmlUtil.class.getClassLoader().getResourceAsStream(fileName));// 读入一个文件
            Document tempDocument = saxReader.read(new File(fileName));
            return tempDocument.asXML();
        } catch (DocumentException e) {
            e.printStackTrace();
        }
        return null;
    }

    
//    public static void main(String [] args) throws Exception{
//        String test = "<Head><name>wangsong</name><age>24</age></Head>";
//        System.out.println(formatXml(test));
//    }
    
}


xml string document 之间的转换
-- XML String字符串  转  XML Document文档
String  strXml = /"....../";
Document document = DocumentHelper.parseText(strXml);



-- XML Document文档  转  XML String字符串
Document document = ...;
String strXml= document.asXML();



原文地址:https://www.cnblogs.com/Soy-technology/p/11648601.html