Android读取XML文件中的数据

<?xml version="1.0" encoding="UTF-8"?><Languages cat="it"> <lan id="1"> <name>Java</name> <ide>Eclipse</ide> <type>面向对象</type> </lan> <lan id="2"> <name>C</name> <ide>VS</ide> <type>面向过程</type> </lan> <lan id="3"> <name>C#</name> <ide>vs</ide> <type>面向对象</type> </lan> </Languages>

import java.io.IOException; import javax.xml.parsers.DocumentBuilder;import javax.xml.parsers.DocumentBuilderFactory;import javax.xml.parsers.ParserConfigurationException; import org.w3c.dom.Document;import org.w3c.dom.Element;import org.w3c.dom.NodeList;import org.xml.sax.SAXException; import android.app.Activity;import android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import android.widget.TextView; public class MainActivity extends Activity {  TextView text;  @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main);  text = (TextView) findViewById(R.id.text);  try {  DocumentBuilderFactory builderFactory = DocumentBuilderFactory.newInstance();  DocumentBuilder builder;  builder = builderFactory.newDocumentBuilder();  Document document = builder.parse(getAssets().open("xmlfile.xml"));  Element element = document.getDocumentElement();  NodeList nodeList = element.getElementsByTagName("lan");  text.append("/n");  for (int i = 0; i < nodeList.getLength(); i++) {  Element lan = (Element) nodeList.item(i);  text.append(lan.getAttribute("id") + "/n");  text.append(lan.getElementsByTagName("name").item(0).getTextContent() + " ");  text.append(lan.getElementsByTagName("ide").item(0).getTextContent() + " ");  text.append(lan.getElementsByTagName("type").item(0).getTextContent() + " ");  text.append("/n");  }  } catch (ParserConfigurationException e) {  e.printStackTrace(); } catch (SAXException e) {  e.printStackTrace(); } catch (IOException e) {  e.printStackTrace(); } }}