PULL解析XML文件

 1 package xmlpulldemo;
 2 
 3 import java.io.FileInputStream;
 4 import java.io.IOException;
 5 
 6 import org.xmlpull.v1.XmlPullParser;
 7 import org.xmlpull.v1.XmlPullParserException;
 8 import org.xmlpull.v1.XmlPullParserFactory;
 9 
10 public class XmlPullDemo {
11 
12     public static void main(String[] args) throws XmlPullParserException, IOException {
13 
14         // 创建一个解析工厂
15         XmlPullParserFactory factory = XmlPullParserFactory.newInstance();
16         // 由工厂创建一个解析器对象
17         XmlPullParser parser = factory.newPullParser();
18         // 打开xml文档对应的输入流,填写xml文档的路径
19         parser.setInput(new FileInputStream("src/xmlwendang/student.xml"), "UTF-8");
20         // 获得事件类型
21         int eventType = parser.getEventType();
22         System.out.println(eventType == XmlPullParser.START_DOCUMENT);
23         do {
24             switch (eventType) {
25             case XmlPullParser.START_DOCUMENT:
26                 System.out.println("读取开始,开始文档!");
27                 break;
28             case XmlPullParser.START_TAG:
29                 String tagName = parser.getName();
30                 if (tagName.equals("student")) {
31                     System.out.println("读取进度-开始标签:" + parser.getName() + ":" + parser.getAttributeName(0) + ":"
32                             + parser.getAttributeValue(0));
33                 } else if (tagName.equals("stuno")) {
34                     System.out.println("读取进度-学号:" + parser.nextText());
35                 } else if (tagName.equals("name")) {
36                     System.out.println("读取进度-姓名:" + parser.nextText());
37                 } else if (tagName.equals("sex")) {
38                     System.out.println("读取进度-性别:" + parser.nextText());
39                 } else if (tagName.equals("grade")) {
40                     System.out.println("读取进度-班级:" + parser.nextText());
41                 } else if (tagName.equals("students")) {
42                     System.out.println("读取开始-开始根目录:" + parser.getName());
43                 }
44                 break;
45             case XmlPullParser.END_TAG:
46                 if (parser.getName().equals("student")) {
47                     System.out.println("读取进度-结束标签:" + parser.getName());
48                 } else if (parser.getName().equals("students")) {
49                     System.out.println("读取完成-结束根目录:" + parser.getName());
50                 }
51                 break;
52             }
53             // 读取下一个节点
54             eventType = parser.next();
55         } while (eventType != XmlPullParser.END_DOCUMENT);
56         System.out.println("读取完成，文档结束!");
57     }
58 
59 }

 1 true
 2 读取开始,开始文档!
 3 读取开始-开始根目录:students
 4 读取进度-开始标签:student:id:1001
 5 读取进度-学号:1001
 6 读取进度-姓名:张三
 7 读取进度-性别:男
 8 读取进度-班级:Java一班
 9 读取进度-结束标签:student
10 读取进度-开始标签:student:id:1002
11 读取进度-学号:1002
12 读取进度-姓名:李四
13 读取进度-性别:女
14 读取进度-班级:Java二班
15 读取进度-结束标签:student
16 读取进度-开始标签:student:id:1003
17 读取进度-学号:1003
18 读取进度-姓名:小二
19 读取进度-性别:男
20 读取进度-班级:Java三班
21 读取进度-结束标签:student
22 读取进度-开始标签:student:id:1004
23 读取进度-学号:1004
24 读取进度-姓名:小蜡
25 读取进度-性别:女
26 读取进度-班级:Java四班
27 读取进度-结束标签:student
28 读取完成-结束根目录:students
29 读取完成，文档结束!