Xml 转 Map 解析工具类

比眉伴天荒 2022-05-28 04:40 269阅读 0赞

# Xml - Map 转换工具类 #

*  Xml - Map 转换工具类
    
     *  1 导入依赖
     *  2 Code

## 1 导入依赖 ##

<dependency>
        <groupId>de.odysseus.staxon</groupId>
        <artifactId>staxon</artifactId>
        <version>1.2</version>
    </dependency>
    <dependency>
        <groupId>com.alibaba</groupId>
        <artifactId>fastjson</artifactId>
        <version>1.2.47</version>
    </dependency>

## 2 Code ##

package org.study.springboot_study.util;
    
    import java.io.IOException;
    import java.io.StringReader;
    import java.io.StringWriter;
    
    import javax.xml.stream.XMLEventReader;
    import javax.xml.stream.XMLEventWriter;
    import javax.xml.stream.XMLInputFactory;
    import javax.xml.stream.XMLOutputFactory;
    
    import com.alibaba.fastjson.JSONObject;
    import de.odysseus.staxon.json.JsonXMLConfig;
    import de.odysseus.staxon.json.JsonXMLConfigBuilder;
    import de.odysseus.staxon.json.JsonXMLInputFactory;
    import de.odysseus.staxon.json.JsonXMLOutputFactory;
    import de.odysseus.staxon.xml.util.PrettyXMLEventWriter;
    
    /** * @Author: huangwenjun * @Description: * @Date: Created in 14:15 2018/7/6 **/
    public class ConverUtil { 
    
        /** * json string convert to xml string */
        public static String json2xml(String json){
            StringReader input = new StringReader(json);
            StringWriter output = new StringWriter();
            JsonXMLConfig config = new JsonXMLConfigBuilder().multiplePI(false).repairingNamespaces(false).build();
            try {
                XMLEventReader reader = new JsonXMLInputFactory(config).createXMLEventReader(input);
                XMLEventWriter writer = XMLOutputFactory.newInstance().createXMLEventWriter(output);
                writer = new PrettyXMLEventWriter(writer);
                writer.add(reader);
                reader.close();
                writer.close();
            } catch( Exception e){
                e.printStackTrace();
            } finally {
                try {
                    output.close();
                    input.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            //remove <?xml version="1.0" encoding="UTF-8"?>
            if(output.toString().length()>=38){
                return output.toString().substring(39);
            }
            return output.toString();
        }
    
        /** * xml string convert to json string */
        public static String xml2json(String xml){
            StringReader input = new StringReader(xml);
            StringWriter output = new StringWriter();
            JsonXMLConfig config = new JsonXMLConfigBuilder().autoArray(true).autoPrimitive(true).prettyPrint(true).build();
            try {
                XMLEventReader reader = XMLInputFactory.newInstance().createXMLEventReader(input);
                XMLEventWriter writer = new JsonXMLOutputFactory(config).createXMLEventWriter(output);
                writer.add(reader);
                reader.close();
                writer.close();
            } catch( Exception e){
                e.printStackTrace();
            } finally {
                try {
                    output.close();
                    input.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            return output.toString();
        }
    
        /** * xml string convert to json obj */
        public static JSONObject xml2jsonObj(String xml){
            return JSONObject.parseObject(xml2json(xml));
        }
    }