xml转bean

package com.llkj.xmltojson;

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import org.xmlpull.v1.XmlPullParserFactory;

import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;

public class MainActivity extends Activity {

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		// XMLSerializer xmlSerializer = new XMLSerializer();
		// JSON json = xmlSerializer.read(xml);
		String content = "<data> <databean dataone="属性11" datatwo="属性12"><datathree>属性13</datathree><datafour>属性14</datafour></databean><databean dataone="属性21" datatwo="属性22"><datathree>属性23</datathree><datafour>属性24</datafour></databean><databean dataone="属性31" datatwo="属性32"><datathree>属性33</datathree><datafour>属性34</datafour></databean></data>";

		// 获取XmlPullParser的实例
		XmlPullParser xpp = getXmlParser(content,0);
		List<DataBean> xmlParser = xmlParser(xpp);
		for (int i = 0; i < xmlParser.size(); i++) {
			Log.e("==",xmlParser.get(i).toString());
		}

	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.main,menu);
		return true;
	}

	/**
	 * 
	 * @param data
	 *            传入的内容 或者路径
	 * @param type
	 *            0为内容即网络获取的数据 1为本地文件，路径
	 */

	public XmlPullParser getXmlParser(String data,int type) {
		XmlPullParser xmlPullParser = null;
		try {
			XmlPullParserFactory pullParserFactory = XmlPullParserFactory
					.newInstance();
			// 获取XmlPullParser的实例
			xmlPullParser = pullParserFactory.newPullParser();
			// 设置输入流 xml文件
			InputStream inputStream = null;
			switch (type) {
			case 0:
				inputStream = new ByteArrayInputStream(data.getBytes());
				break;
			case 1:
				inputStream = Thread.currentThread().getContextClassLoader()
						.getResourceAsStream(data);
				break;
			default:
				break;
			}
			xmlPullParser.setInput(inputStream,"UTF-8");

		} catch (XmlPullParserException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return xmlPullParser;
	}

	public static List<DataBean> xmlParser(XmlPullParser xmlPullParser) {
		// 开始
		List<DataBean> dbs = null;
		DataBean db = null;
		try {
			int eventType = xmlPullParser.getEventType();
			// 如果等于结束标签就退出循环 否则继续
			while (eventType != XmlPullParser.END_DOCUMENT) {
				String nodeName = xmlPullParser.getName();
				switch (eventType) {
				// 文档开始标签
				case XmlPullParser.START_DOCUMENT:
					dbs = new ArrayList<DataBean>();
					break;
				// 开始节点处理
				case XmlPullParser.START_TAG:
					// 判断如果其实节点为student 标签名
					if ("databean".equals(nodeName)) {
						// 实例化student对象
						db = new DataBean();
						// 设置Id属性 获取该标签下面的属性
						String dataone = xmlPullParser.getAttributeValue(0);
						String datatwo = xmlPullParser.getAttributeValue(1);
						db.dataone = dataone;
						db.datatwo = datatwo;
					} else if ("datathree".equals(nodeName)) {
						// 设置name
						db.datathree = xmlPullParser.nextText();
					} else if ("datafour".equals(nodeName)) {
						// 设置sex
						db.datafour = xmlPullParser.nextText();
					}
					break;
				// 结束节点 处理
				case XmlPullParser.END_TAG:
					if ("databean".equals(nodeName)) {
						dbs.add(db);
						db = null;
					}
					break;
				default:
					break;
				}
				// 继续下一个节点
				eventType = xmlPullParser.next();
			}
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		return dbs;

	}

}

public class DataBean {
	public String dataone;// 作为标签属性
	public String datatwo;
	public String datathree;
	public String datafour;

	@Override
	public String toString() {
		return "DataBean [dataone=" + dataone + ",datatwo=" + datatwo
				+ ",datathree=" + datathree + ",datafour=" + datafour + "]";
	}

}

<data>
    <databean dataone="属性11" datatwo="属性12">
        <datathree>属性13</datathree>
        <datafour>属性14</datafour>
    </databean>
    <databean dataone="属性21" datatwo="属性22">
        <datathree>属性23</datathree>
        <datafour>属性24</datafour>
    </databean>
     <databean dataone="属性31" datatwo="属性32">
        <datathree>属性33</datathree>
        <datafour>属性34</datafour>
    </databean>
</data>

（编辑：李大同）

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