import org.dom4j.Document;

import org.dom4j.DocumentHelper;

import org.dom4j.DocumentException;

import org.dom4j.Element;

import java.util.*;

/**

* Created by IntelliJ IDEA.

* User: leizhimin

* Date: 2008-4-14 14:02:12

* Note: Java递归遍历XML所有元素

*/

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(new Leaf(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();) {

Leaf leaf = it.next();

sb.append(leaf.getXpath()).append(" = ").append(leaf.getValue()).append("\n");

}

return sb.toString();

}

}

/**

* xml节点数据结构

*/

class Leaf {

private String xpath;         //

private String value;

public Leaf(String xpath, String value) {

this.xpath = xpath;

this.value = value;

}

public String getXpath() {

return xpath;

}

public void setXpath(String xpath) {

this.xpath = xpath;

}

public String getValue() {

return value;

}

public void setValue(String value) {

this.value = value;

}

}