XML与JavaBean相互转换工具

import com.thoughtworks.xstream.XStream;

import java.util.Map;

import java.util.Iterator;

/**

* XML与JavaBean相互转换工具类

* File: XMLBeanUtils.java

* User: leizhimin

* Date: 2008-3-5 14:28:29

*/

public final
class XMLBeanUtils {

/**

* 将Bean转换为XML

*

* @param clazzMap 别名-类名映射Map

* @param bean 要转换为xml的bean对象

* @return XML字符串

*/

public static String bean2xml(Map<String, Class> clazzMap, Object bean) {

XStream xstream = new XStream();

for (Iterator it = clazzMap.entrySet().iterator(); it.hasNext();) {

Map.Entry<String, Class> m = (Map.Entry<String, Class>) it.next();

xstream.alias(m.getKey(), m.getValue());

}

String xml = xstream.toXML(bean);

return xml;

}

/**

* 将XML转换为Bean

*

* @param clazzMap 别名-类名映射Map

* @param xml 要转换为bean对象的xml字符串

* @return Java Bean对象

*/

public static Object xml2Bean(Map<String, Class> clazzMap, String xml) {

XStream xstream = new XStream();

for (Iterator it = clazzMap.entrySet().iterator(); it.hasNext();) {

Map.Entry<String, Class> m = (Map.Entry<String, Class>) it.next();

xstream.alias(m.getKey(), m.getValue());

}

Object bean = xstream.fromXML(xml);

return bean;

}

/**

* 获取XStream对象

*

* @param clazzMap 别名-类名映射Map

* @return XStream对象

*/

public static XStream getXStreamObject(Map<String, Class> clazzMap) {

XStream xstream = new XStream();

for (Iterator it = clazzMap.entrySet().iterator(); it.hasNext();) {

Map.Entry<String, Class> m = (Map.Entry<String, Class>) it.next();

xstream.alias(m.getKey(), m.getValue());

}

return xstream;

}

}

import com.thoughtworks.xstream.XStream;

import java.util.Map;

import java.util.HashMap;

/**

* Created by IntelliJ IDEA.

* File: XStreamFactory.java

* User: leizhimin

* Date: 2008-3-6 15:36:13

*/

public class XStreamFactory {

/**

* 获取????的XStream对象

*

* @return XStream对象

*/

public static XStream getXXXStream() {

Map<String, Class> cm = new HashMap<String, Class>();

cm.put("test", org.xxx.Test.class);

cm.put("ssss", org.xxx.s.Ssss.class);

return XMLBeanUtils.getXStreamObject(cm);

}

}