package com.ard.work.sdk.zlxd.utils;

import javax.xml.bind.JAXBContext;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;
import java.io.StringReader;
import java.io.StringWriter;

public class XmlUtils {

    /**
     * 将对象转换为 XML 字符串
     */
    public static String toXml(Object obj) throws Exception {
        JAXBContext context = JAXBContext.newInstance(obj.getClass());
        Marshaller marshaller = context.createMarshaller();
        marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);
        marshaller.setProperty(Marshaller.JAXB_ENCODING, "UTF-8");
        StringWriter writer = new StringWriter();
        marshaller.marshal(obj, writer);
        return writer.toString();
    }

    /**
     * 将 XML 字符串转换为对象
     */
    public static <T> T fromXml(String xml, Class<T> clazz){
        try {
            JAXBContext jaxbContext = JAXBContext.newInstance(clazz);
            Unmarshaller unmarshaller = jaxbContext.createUnmarshaller();
            return (T) unmarshaller.unmarshal(new StringReader(xml));
        } catch (Exception e) {
            throw new RuntimeException("XML反序列化失败", e);
        }
    }
}