Android讀取XML檔案

package com.example.atest4;import java.io.IOException;import org.xmlpull.v1.XmlPullParserException;import android.os.Bundle;import android.app.Activity;import android.content.res.XmlResourceParser;import android.view.Menu;import android.view.View;import android.widget.Button;public class MainActivity extends Activity {@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);Button bn1 = (Button)findViewById(R.id.button1);bn1.setOnClickListener(new View.OnClickListener() {@Overridepublic void onClick(View v) {// TODO Auto-generated method stubXmlResourceParser xrp = getResources().getXml(R.xml.books);try{StringBuffer sb = new StringBuffer("");while(xrp.getEventType() != XmlResourceParser.END_DOCUMENT){if(xrp.getEventType() == XmlResourceParser.START_TAG){String tagName = xrp.getName();System.out.println(tagName);if(tagName.equals("book")){String bookPrice = xrp.getAttributeValue(null, "price");System.out.println(bookPrice);String bookdate = xrp.getAttributeValue(1);System.out.println(bookdate);System.out.println(xrp.nextText());}if(tagName.equals("note")){System.out.println(xrp.nextText());}}xrp.next();}}catch(XmlPullParserException e){e.printStackTrace();}catch(IOException e){e.printStackTrace();}}});}@Overridepublic 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;}}

<?xml version="1.0" encoding="utf-8"?><books>    <book price ="90" outdate="2008">abcdefg</book>    <book2>        <note>dfds</note>        <note>dfds1</note>        <note>dfds2</note>    </book2>    <book price ="88" outdate="2011">dafdd</book>    <book2>        <note>dfds3</note>    </book2>    <book price ="77" outdate="2012">abcddafdefg</book>    <book price ="89" outdate="2002">adf</book>    <book2>        <note>dfds</note>    </book2></books><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:id="@+id/LinearLayout1"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:orientation="vertical"    android:paddingBottom="@dimen/activity_vertical_margin"    android:paddingLeft="@dimen/activity_horizontal_margin"    android:paddingRight="@dimen/activity_horizontal_margin"    android:paddingTop="@dimen/activity_vertical_margin"    tools:context=".MainActivity" >    <TextView        android:id="@+id/textView1"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="@string/hello_world" />    <Button        android:id="@+id/button1"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="Button" /></LinearLayout>