XmlUtil.java

package org.jcommons.file.xml;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;

import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;

@SuppressWarnings("all")
public class XmlUtil {

	public static void main(String[] args) throws DocumentException {
		//System.out.println(JsonConverter.convert(Str2Map("<user><name>weiwei</name><age>22</age></user>")));
	}

	public static Map<String, Object> Str2Map(String str)
			throws DocumentException {
		Map<String, Object> map = new HashMap<String, Object>();
		if (str == null)
			return map;
		Document doc = DocumentHelper.parseText(str);
		Element root = doc.getRootElement();
		for (Iterator iterator = root.elementIterator(); iterator.hasNext();) {
			Element e = (Element) iterator.next();
			// System.out.println(e.getName());
			List list = e.elements();
			if (list.size() > 0) {
				map.put(e.getName(), Dom2Map(e));
			} else
				map.put(e.getName(), e.getText());
		}
		return map;
	}

	public static Map Dom2Map(Element e) {
		Map map = new HashMap();
		List list = e.elements();
		if (list.size() > 0) {
			for (int i = 0; i < list.size(); i++) {
				Element iter = (Element) list.get(i);
				List mapList = new ArrayList();

				if (iter.elements().size() > 0) {
					Map m = Dom2Map(iter);
					if (map.get(iter.getName()) != null) {
						Object obj = map.get(iter.getName());
						if (!obj.getClass().getName()
								.equals("java.util.ArrayList")) {
							mapList = new ArrayList();
							mapList.add(obj);
							mapList.add(m);
						}
						if (obj.getClass().getName()
								.equals("java.util.ArrayList")) {
							mapList = (List) obj;
							mapList.add(m);
						}
						map.put(iter.getName(), mapList);
					} else
						map.put(iter.getName(), m);
				} else {
					if (map.get(iter.getName()) != null) {
						Object obj = map.get(iter.getName());
						if (!obj.getClass().getName()
								.equals("java.util.ArrayList")) {
							mapList = new ArrayList();
							mapList.add(obj);
							mapList.add(iter.getText());
						}
						if (obj.getClass().getName()
								.equals("java.util.ArrayList")) {
							mapList = (List) obj;
							mapList.add(iter.getText());
						}
						map.put(iter.getName(), mapList);
					} else
						map.put(iter.getName(), iter.getText());
				}
			}
		} else
			map.put(e.getName(), e.getText());
		return map;
	}

}