首先pom 引入jar

http://mvnrepository.com/artifact/org.simpleframework/simple-xml/2.7.1

<!-- https://mvnrepository.com/artifact/org.simpleframework/simple-xml -->
<dependency>
    <groupId>org.simpleframework</groupId>
    <artifactId>simple-xml</artifactId>
    <version>2.7.1</version>
</dependency>

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.simpleframework.xml.Serializer;
import org.simpleframework.xml.core.Persister;
 
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.UnsupportedEncodingException;
 
public class XMLPaser
{
    public static final Log LOG = LogFactory.getLog(XMLPaser.class);
    /**
     * 解析xml为JavaBean
     *
     * @param xmlString xml
     * @param type      JavaBean
     * @return Object JavaBean
     * @throws UnsupportedEncodingException 
     * @see [类、类#方法、类#成员]
     */
    public static <T> T getDeserializationXml(String xmlString,Class<T> type) throws UnsupportedEncodingException
    {
        LOG.debug(xmlString);
        Object obj = getDeserializationXml(xmlString.getBytes("UTF-8"),type);
        return type.cast(obj);
    }
 
    public static Object getDeserializationXml(byte[] xmlBytes,Class<?> type)
    {
        Object object = null;
        Serializer serializer = new Persister();
        try
        {
            ByteArrayInputStream is = new ByteArrayInputStream(xmlBytes);
            object = serializer.read(type,is);
        }
        catch (Exception e)
        {
            LOG.error(e);
        }
 
        return object;
    }
 
    /**
     * 把字符串中的特殊字符用xml指定的字符代替
     *
     * @param str 需要转换的字符串
     * @return 转换后的字符串
     */
    public static String changeStrToXml(Object str)
    {
        String tempStr = null == str ? "" : str.toString();
        // 转换所有&为&
        tempStr = tempStr.replaceAll("[&]","&");
        // 转换所有<为<
        tempStr = tempStr.replaceAll("[<]","<");
        // 转换所有>为>
        tempStr = tempStr.replaceAll("[>]",">");
        // 转换所有‘为'
        tempStr = tempStr.replaceAll("[']","'");
        // 转换所有"为"
        tempStr = tempStr.replaceAll("[\"]",""");
        // 转换所有(为(
        tempStr = tempStr.replaceAll("[(]","(");
        // 转换所有)为)
        tempStr = tempStr.replaceAll("[)]",")");
        // 转换所有%为%
        tempStr = tempStr.replaceAll("[%]","%");
        // 转换所有+为+
        tempStr = tempStr.replaceAll("[+]","+");
        // 转换所有-为-
        tempStr = tempStr.replaceAll("[-]","-");
 
        return tempStr;
    }
 
    /**
     * 把xml中的的特殊字符用转换回原始数据
     *
     * @param xmlStr 需要转换的字符串
     * @return 转换后的字符串
     */
    public static String changeXmlToStr(String xmlStr)
    {
        if (StringUtil.isNull(xmlStr))
        {
            return "";
        }
 
        // 转换所有&为&
        xmlStr = xmlStr.replaceAll("&","&");
        // 转换所有<为<
        xmlStr = xmlStr.replaceAll("<","<");
        // 转换所有>为>
        xmlStr = xmlStr.replaceAll(">",">");
        // 转换所有'为‘
        xmlStr = xmlStr.replaceAll("'","'");
        // 转换所有"为"
        xmlStr = xmlStr.replaceAll(""","\"");
        // 转换所有(为(
        xmlStr = xmlStr.replaceAll("(","(");
        // 转换所有)为)
        xmlStr = xmlStr.replaceAll(")",")");
        // 转换所有%为%
        xmlStr = xmlStr.replaceAll("%","%");
        // 转换所有+为+
        xmlStr = xmlStr.replaceAll("+","+");
        // 转换所有-为-
        xmlStr = xmlStr.replaceAll("-","-");
 
        return xmlStr;
    }
 
    /**
     * 用simple将JavaBean生成xml
     *
     * @param object Object
     * @return String
     * @see [类、类#方法、类#成员]
     */
    public static String getSerializationXml(Object object)
    {
        String xmlString = "";
 
        if (null == object)
        {
            return xmlString;
        }
 
        try
        {
            Serializer serializer = new Persister();
            ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(8);
 
            serializer.write(object,byteArrayOutputStream);
            xmlString = new String(byteArrayOutputStream.toByteArray());
        }
        catch (Exception e)
        {
            LOG.error(e);
        }
 
        return xmlString;
    }
 
}