Android中如何使用pull解析xml

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persons.xml

          jame      18            Tom      20            Jack      16            Rose      26     

activity布局文件

activity_main.xml

javaBean:

public class Person {   private int id;   private String name;   private int age;    public Person() {     super();   }    public Person(int id, String name, int age) {     super();     this.id = id;     this.name = name;     this.age = age;   }    public int getId() {     return id;   }    public void setId(int id) {     this.id = id;   }    public String getName() {     return name;   }    public void setName(String name) {     this.name = name;   }    public int getAge() {     return age;   }    public void setAge(int age) {     this.age = age;   }    @Override   public String toString() {     return "Person [id=" + id + ", name=" + name + ", age=" + age + "]";   }  }

主activity:

import java.io.File; import java.io.FileInputStream; import java.io.InputStream; import java.util.ArrayList; import java.util.List;  import org.xmlpull.v1.XmlPullParser;  import android.app.Activity; import android.os.Bundle; import android.os.Environment; import android.util.Xml; import android.view.View; import android.view.View.OnClickListener; import android.widget.TextView;  public class MainActivity extends Activity implements OnClickListener {    private TextView tv_content;    @Override   protected void onCreate(Bundle savedInstanceState) {     super.onCreate(savedInstanceState);     setContentView(R.layout.activity_main);      tv_content = (TextView) findViewById(R.id.tv_content);      findViewById(R.id.bt_read).setOnClickListener(this);    }    @Override   public void onClick(View v) {     try {       if (Environment.getExternalStorageState().equals(           Environment.MEDIA_MOUNTED)) {          List persons = new ArrayList();         Person person = null;          File sd_file = Environment.getExternalStorageDirectory();         File file = new File(sd_file, "persons.xml");         InputStream inputStream = new FileInputStream(file);         // 获取xml Pull解析器         XmlPullParser pullParser = Xml.newPullParser();         // 解析文件         pullParser.setInput(inputStream, "utf-8");         // 得到事件类型（START_DOCUMENT,END_DOCUMENT,START_TAG, END_TAG, TEXT,         // etc）         int eventType = pullParser.getEventType();         while (eventType != XmlPullParser.END_DOCUMENT) {           switch (eventType) {           case XmlPullParser.START_TAG:             // 获取标签的名称             String tag_name = pullParser.getName();             if ("person".equals(tag_name)) {               person = new Person();               persons.add(person);                // String value = pullParser.getAttributeValue(null,               // "id");               String value = pullParser.getAttributeValue(0);               person.setId(Integer.parseInt(value));             } else if ("name".equals(tag_name)) {               // pullParser.next();               // String text = pullParser.getText();               String text = pullParser.nextText();               person.setName(text);              } else if ("age".equals(tag_name)) {               // pullParser.next();               // String text = pullParser.getText();               String text = pullParser.nextText();               person.setAge(Integer.parseInt(text));             }             break;            default:             break;           }           eventType = pullParser.next();         }         tv_content.setText(persons.toString());       }     } catch (Exception e) {       e.printStackTrace();     }   } }

感谢各位的阅读，以上就是"Android中如何使用pull解析xml"的内容了，经过本文的学习后，相信大家对Android中如何使用pull解析xml这一问题有了更深刻的体会，具体使用情况还需要大家实践验证。这里是，小编将为大家推送更多相关知识点的文章，欢迎关注！