XStream-bean转换为xml是，携带CDATA

XStream的简单使用：https://blog.csdn.net/fz13768884254/article/details/83012232
使用该工具类创建XStream对象即可：

pom依赖：

            xstream
            xstream
            1.2.2

import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.core.util.QuickWriter;
import com.thoughtworks.xstream.io.HierarchicalStreamWriter;
import com.thoughtworks.xstream.io.xml.PrettyPrintWriter;
import com.thoughtworks.xstream.io.xml.XppDriver;

import java.io.Writer;


public class XStreamUtil {
    private static String PREFIX_CDATA = "";

    /**
     * 全部转化
     */
    public static XStream initXStream() {
        return new XStream(new XppDriver() {
            @Override
            public HierarchicalStreamWriter createWriter(Writer out) {
                return new PrettyPrintWriter(out) {
                    protected void writeText(QuickWriter writer, String text) {
                        // if (text.startsWith(PREFIX_CDATA) &&
                        // text.endsWith(SUFFIX_CDATA)) {
                        writer.write(PREFIX_CDATA + text + SUFFIX_CDATA);
                        // } else {
                        // super.writeText(writer, text);
                        // }
                    }
                };
            }
        });
    }
}