xml转json

依赖的包:

json-lib-2.4-jdk15.jar

ezmorph-1.0.6.jar

xom-1.2.1.jar

commons-lang-2.1.jar

commons-io-1.3.2.jar

jaxen-1.1.jar





输入xml文件,输出JSON对象

package com.cash.util;

import java.io.IOException;
import java.io.InputStream;

import org.apache.commons.io.IOUtils;
import net.sf.json.JSON;
import net.sf.json.xml.XMLSerializer;

public class Test {
    public static void ConvertXMLtoJSON()  {
        InputStream is = ConvertXMLtoJSON.class.getResourceAsStream("sample.xml");
        String xml;
        try {
            xml = IOUtils.toString(is);
            System.out.println(xml);
            XMLSerializer xmlSerializer = new XMLSerializer();
            JSON json = xmlSerializer.read(xml);
            System.out.println(json.toString(1));
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public static void main(String[] args) {
        ConvertXMLtoJSON();
    }
}

/**
 * 将xml字符串转换为JSON对象
 * @param xmlFile xml字符串
 * @return JSON对象
 */
public JSON getJSONFromXml(String xmlString) {
    XMLSerializer xmlSerializer = new XMLSerializer();
    JSON json = xmlSerializer.read(xmlString);
    return json;
}

/**
 * 将xmlDocument转换为JSON对象
 * @param xmlDocument XML Document
 * @return JSON对象
 */
public JSON getJSONFromXml(Document xmlDocument) {
    String xmlString = xmlDocument.toString();
    return getJSONFromXml(xmlString);
}

/**
 * 将xml字符串转换为JSON字符串
 * @param xmlString
 * @return JSON字符串
 */
public String getJSONStringFromXml(String xmlString ) {
    return getJSONFromXml(xmlString).toString();
}

/**
 * 将xmlDocument转换为JSON字符串
 * @param xmlDocument XML Document
 * @return JSON字符串
 */
public String getXMLtoJSONString(Document xmlDocument) {
    return getJSONStringFromXml(xmlDocument.toString());
}

/**
 * 读取XML文件准换为JSON字符串
 * @param xmlFile  XML文件
 * @return JSON字符串
 */
public String getXMLFiletoJSONString(String xmlFile) {
    InputStream is = JsonUtil.class.getResourceAsStream(xmlFile);
    String xml;
    JSON json = null;
    try {
        xml = IOUtils.toString(is);
        XMLSerializer xmlSerializer = new XMLSerializer();
        json = xmlSerializer.read(xml);
    } catch (IOException e) {
        e.printStackTrace();
    }
    return json.toString();
}

/**
 * 将Java对象转换为JSON格式的字符串
 *
 * @param javaObj
 *            POJO,例如日志的model
 * @return JSON格式的String字符串
 */
public static String getJsonStringFromJavaPOJO(Object javaObj) {
    return JSONObject.fromObject(javaObj).toString(1);
}

/**
 * 将Map准换为JSON字符串
 * @param map
 * @return JSON字符串
 */
public static  String getJsonStringFromMap(Map<?, ?> map) {
    JSONObject object = JSONObject.fromObject(map);
    return object.toString();
}