object、xml相互转换

obj转xml
package com.allianity.common.utils;

import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.XStreamException;
import com.thoughtworks.xstream.io.naming.NoNameCoder;
import com.thoughtworks.xstream.io.xml.DomDriver;
import com.thoughtworks.xstream.io.xml.Xpp3Driver;

import java.io.StringWriter;

/**
 * @program: workweixin-dev
 * @ClassName InsureQueryXmlUtil
 * @description:
 * @author: Marlo
 * @create: 2021-05-27 09:45
 * @Version 1.0
 **/
public class ToXmlUtil {
    public static String toXml(Object obj) {
        if (obj == null)
            return null;
        XStream xstream;
        xstream = new XStream(new DomDriver("UTF-8"));
        xstream.autodetectAnnotations(true);
        xstream.processAnnotations(obj.getClass());
        StringWriter writer = new StringWriter();
        xstream.toXML(obj, writer);
        return "<?xml version=‘1.0‘ encoding=‘GBK‘?>\n" + writer.toString().replaceAll("__", "_");
    }

    public static String toNoNameXml(Object obj) {
        if (obj == null)
            return null;
        XStream xstream;
        xstream = new XStream(new Xpp3Driver(new NoNameCoder()));
        xstream.autodetectAnnotations(true);
        xstream.processAnnotations(obj.getClass());
        StringWriter writer = new StringWriter();
        xstream.toXML(obj, writer);
        return "<?xml version=‘1.0‘ encoding=‘GBK‘?>\n" + writer.toString();
    }

    public static String toXmlUTF(Object obj) {
        if (obj == null)
            return null;
        XStream xstream;
        xstream = new XStream(new DomDriver("UTF-8"));
        xstream.autodetectAnnotations(true);
        xstream.processAnnotations(obj.getClass());
        StringWriter writer = new StringWriter();
        xstream.toXML(obj, writer);
        return "<?xml version=‘1.0‘ encoding=‘UTF-8‘?>\n" + writer.toString();
    }

    /**
     * @param <T>
     * @param rawxml
     * @param cls
     * @returnn
     */
    @SuppressWarnings("unchecked")
    public static <T> T toBean(String rawxml, Class<T> cls) throws XStreamException {
        if (rawxml == null || "".equals(rawxml))
            return null;
        XStream xstream;
        xstream = new XStream(new DomDriver("UTF-8"));
        XStream.setupDefaultSecurity(xstream);
        xstream.allowTypes(new Class[]{cls});
        xstream.autodetectAnnotations(true);
        xstream.processAnnotations(cls);
        xstream.ignoreUnknownElements();
        T obj = (T) xstream.fromXML(rawxml);
        return obj;
    }
}

注：若xml参数名称出现路径问题，在类外层添加

@XStreamAlias("AgentInfo")注解即可

xml转obj

package com.gllic.workweixin.utils;

import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.XStreamException;
import com.thoughtworks.xstream.io.naming.NoNameCoder;
import com.thoughtworks.xstream.io.xml.DomDriver;
import com.thoughtworks.xstream.io.xml.Xpp3Driver;

import java.io.StringWriter;

/**
 * @program: workweixin-dev
 * @ClassName InsureQueryXmlUtil
 * @description:
 * @author: Marlo
 * @create: 2021-05-27 09:45
 * @Version 1.0
 **/
public class InsureQueryXmlUtil {
    public static String toXml(Object obj) {
        if (obj == null)
            return null;
        XStream xstream;
        xstream = new XStream(new DomDriver("UTF-8"));
        xstream.autodetectAnnotations(true);
        xstream.processAnnotations(obj.getClass());
        StringWriter writer = new StringWriter();
        xstream.toXML(obj, writer);
        return "<?xml version=‘1.0‘ encoding=‘GBK‘?>\n" + writer.toString().replaceAll("__", "_");
    }

    public static String toNoNameXml(Object obj) {
        if (obj == null)
            return null;
        XStream xstream;
        xstream = new XStream(new Xpp3Driver(new NoNameCoder()));
        xstream.autodetectAnnotations(true);
        xstream.processAnnotations(obj.getClass());
        StringWriter writer = new StringWriter();
        xstream.toXML(obj, writer);
        return "<?xml version=‘1.0‘ encoding=‘GBK‘?>\n" + writer.toString();
    }

    public static String toXmlUTF(Object obj) {
        if (obj == null)
            return null;
        XStream xstream;
        xstream = new XStream(new DomDriver("UTF-8"));
        xstream.autodetectAnnotations(true);
        xstream.processAnnotations(obj.getClass());
        StringWriter writer = new StringWriter();
        xstream.toXML(obj, writer);
        return "<?xml version=‘1.0‘ encoding=‘UTF-8‘?>\n" + writer.toString();
    }

    /**
     * @param <T>
     * @param rawxml
     * @param cls
     * @returnn
     */
    @SuppressWarnings("unchecked")
    public static <T> T toBean(String rawxml, Class<T> cls) throws XStreamException {
        if (rawxml == null || "".equals(rawxml))
            return null;
        XStream xstream;
        xstream = new XStream(new DomDriver("UTF-8"));
        XStream.setupDefaultSecurity(xstream);
        xstream.allowTypes(new Class[]{cls});
        xstream.autodetectAnnotations(true);
        xstream.processAnnotations(cls);
        xstream.ignoreUnknownElements();
        T obj = (T) xstream.fromXML(rawxml);
        return obj;
    }
}

ContListTranData td = InsureQueryXmlUtil.toBean(respXML, ContListTranData.class);

object、xml相互转换

原文：https://www.cnblogs.com/Marlo/p/15232927.html