递归遍历XML所有节点

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

import java.util.*;

/**
 * @author zouhailin
 * 2013-7-5
 */
public class XmlTest {

//    private static Map xmlmap = new HashMap();
    //存储xml元素信息的容器
    private static List elemList = new ArrayList();

    //要测试的xml对象
    private static String srcXml = "< xml version=\"1.0\" encoding=\"GBK\" >\n" +
            "\n" +
            "    \n" +
            "        某人\n" +
            "                    \n" +
            "            \n" +
            "                10002\n" +
            "                西安市太白路\n" +
            "            \n" +
            "            \n" +
            "                10002\n" +
            "                空ID节点啊\n" +
            "            \n" +
            "            \n" +
            "                10002\n" +
            "                空ID节点啊\n" +
            "            \n" +
            "\t\t\t\n" +
            "\t\t\t\t\n" +
            "                西安市太白路2\n" +
            "            \n" +
            "\t\t\n" +
            "    \n" +
            "    \n" +
            "        ASDF\n" +
            "    \n" +
            "";

    public static void main(String args[]) throws DocumentException {
        XmlTest test = new XmlTest();
        Element root = test.getRootElement();
        test.getElementList(root);
        String x = test.getListString(elemList);

        System.out.println("-----------原xml内容------------");
        System.out.println(srcXml);
        System.out.println("-----------解析结果------------");
        System.out.println(x);

    }

    /**
     * 获取根元素
     *
     * @return
     * @throws DocumentException
     */
    public Element getRootElement() throws DocumentException {
        Document srcdoc = DocumentHelper.parseText(srcXml);
        Element elem = srcdoc.getRootElement();
        return elem;
    }

    /**
     * 递归遍历方法
     *
     * @param element
     */
    public void getElementList(Element element) {
        List elements = element.elements();
        if (elements.size() == 0) {
            //没有子元素
            String xpath = element.getPath();
            String value = element.getTextTrim();
            elemList.add(xpath+" "+value);
        } else {
            //有子元素
            for (Iterator it = elements.iterator(); it.hasNext();) {
                Element elem = (Element) it.next();
                //递归遍历
                getElementList(elem);
            }
        }
    }

    public String getListString(List





 elemList) {
        StringBuffer sb = new StringBuffer();
        for (Iterator it = elemList.iterator(); it.hasNext();) {
            String str = it.next();
            sb.append(str+"\n");
        }
        return sb.toString();
    }
}