Android Pull解析XML

浏览数：28 / 时间：2015年06月11日

在上文中介绍了使用sax方式解析xml，这里介绍下在Android中极力推荐的xmlpull方式解析xml。xmlpull不仅仅可以使用在Android上，同样也适用于javase，但在javase环境下，你需要自己去获取xmlpull所依赖的类库。环境：

kxml2-2.3.0.jar

xmlpull_1_1_3_4c.jar

以上两个jar分别从以下网站下载:

http://www.xmlpull.org/ xmlpull

http://kxml.sourceforge.net/ kxml

xml文件

 1 <?xml version="1.0" encoding="UTF-8"?>
 2 <root>
 3      <student id="1" group="1">
 4          <name>张三</name>
 5          <sex>男</sex>
 6          <age>18</age>
 7          <email>[email protected]</email>
 8          <birthday>1987-06-08</birthday>
 9          <memo>好学生</memo>
10      </student>
11      <student id="2" group="2">
12          <name>李四</name>
13          <sex>女</sex>
14          <age>18</age>
15          <email>[email protected]</email>
16          <birthday>1987-06-08</birthday>
17          <memo>好学生</memo>
18      </student>
19      <student id="3" group="3">
20          <name>小王</name>
21          <sex>男</sex>
22          <age>18</age>
23          <email>[email protected]</email>
24          <birthday>1987-06-08</birthday>
25          <memo>好学生</memo>
26      </student>
27      <student id="4" group="4">
28          <name>小张</name>
29          <sex>男</sex>
30          <age>18</age>
31          <email>[email protected]</email>
32          <birthday>1987-06-08</birthday>
33          <memo>好学生</memo>
34      </student>
35      <student id="5" group="5">
36          <name>小明</name>
37          <sex>男</sex>
38          <age>18</age>
39          <email>[email protected]</email>
40          <birthday>1987-06-08</birthday>
41          <memo>好学生</memo>
42      </student>
43 </root>

Xml对应的实体bean文件

 1 package com.parsexml.entity;
 2 
 3 public class Student {
 4      
 5      private int id;
 6      private int group;
 7      private String name;
 8      private String sex;
 9      private int age;
10      private String email;
11      private String memo;
12      private String birthday;
13      public int getId() {
14          return id;
15      }
16      public void setId(int id) {
17          this.id = id;
18      }
19      public int getGroup() {
20          return group;
21      }
22      public void setGroup(int group) {
23          this.group = group;
24      }
25      public String getName() {
26          return name;
27      }
28      public void setName(String name) {
29          this.name = name;
30      }
31      public String getSex() {
32          return sex;
33      }
34      public void setSex(String sex) {
35          this.sex = sex;
36      }
37      public int getAge() {
38          return age;
39      }
40      public void setAge(int age) {
41          this.age = age;
42      }
43      public String getEmail() {
44          return email;
45      }
46      public void setEmail(String email) {
47          this.email = email;
48      }
49      public String getMemo() {
50          return memo;
51      }
52      public void setMemo(String memo) {
53          this.memo = memo;
54      }
55      public String getBirthday() {
56          return birthday;
57      }
58      public void setBirthday(String birthday) {
59          this.birthday = birthday;
60      }
61      
62  }

PUll解析代码

  1 package com.parsexml;
  2 
  3 import java.io.IOException;
  4 import java.util.ArrayList;
  5 import java.util.List;
  6 
  7 import org.xmlpull.v1.XmlPullParser;
  8 import org.xmlpull.v1.XmlPullParserException;
  9 import org.xmlpull.v1.XmlPullParserFactory;
 10 
 11 import com.parsexml.entity.Student;
 12 
 13 public class PullParseXml {
 14      
 15      
 16      public List<Student> PullParseXML(){
 17          
 18          List<Student> list=null;
 19          Student student = null;
 20          
 21          //构建XmlPullParserFactory
 22         try {
 23              XmlPullParserFactory pullParserFactory=XmlPullParserFactory.newInstance();
 24              //获取XmlPullParser的实例
 25             XmlPullParser xmlPullParser=pullParserFactory.newPullParser();
 26              //设置输入流  xml文件
 27             xmlPullParser.setInput(Thread.currentThread().getContextClassLoader().getResourceAsStream("Student.xml"), "UTF-8");
 28              
 29              //开始
 30             int eventType=xmlPullParser.getEventType();
 31              
 32              try {
 33                  while(eventType!=XmlPullParser.END_DOCUMENT){
 34                      String nodeName=xmlPullParser.getName();
 35                      switch (eventType) {
 36                      //文档开始
 37                     case XmlPullParser.START_DOCUMENT:
 38                          list=new ArrayList<Student>();
 39                          break;
 40                      //开始节点
 41                     case XmlPullParser.START_TAG:
 42                          //判断如果其实节点为student
 43                         if("student".equals(nodeName)){
 44                              //实例化student对象
 45                             student=new Student();
 46                              //设置Id属性
 47                             student.setId(Integer.parseInt(xmlPullParser.getAttributeValue(0)));
 48                              //设置Group属性
 49                             student.setGroup(Integer.parseInt(xmlPullParser.getAttributeValue(1)));
 50                          }else if("name".equals(nodeName)){
 51                              //设置name
 52                             student.setName(xmlPullParser.nextText());
 53                          }else if("sex".equals(nodeName)){
 54                              //设置sex
 55                             student.setSex(xmlPullParser.nextText());
 56                          }else if("age".equals(nodeName)){
 57                              //设置age
 58                             student.setAge(Integer.parseInt(xmlPullParser.nextText()));
 59                          }else if("email".equals(nodeName)){
 60                              //设置email
 61                             student.setEmail(xmlPullParser.nextText());
 62                          }else if("birthday".equals(nodeName)){
 63                              //设置birthday
 64                             student.setBirthday(xmlPullParser.nextText());
 65                          }else if("memo".equals(nodeName)){
 66                              //设置memo属性
 67                             student.setMemo(xmlPullParser.nextText());
 68                          }
 69                          break;
 70                      //结束节点
 71                     case XmlPullParser.END_TAG:
 72                          if("student".equals(nodeName)){
 73                              list.add(student);
 74                              student=null;
 75                          }
 76                          break;
 77                      default:
 78                          break;
 79                      }
 80                      eventType=xmlPullParser.next();
 81                  }
 82              } catch (NumberFormatException e) {
 83                  e.printStackTrace();
 84              } catch (IOException e) {
 85                  e.printStackTrace();
 86              }
 87          } catch (XmlPullParserException e) {
 88              e.printStackTrace();
 89          }
 90 
 91          return list;
 92      }
 93      
 94      public static void main(String[] args) {
 95          List<Student> list=new PullParseXml().PullParseXML();
 96          for(Student student:list){
 97              System.out.println("id:"+student.getId()+"\tgroup:"+student.getGroup()+"\tname:"+student.getName()+"\tsex:"+student.getSex()+"\tage:"+student.getAge()+"\temail:"+student.getEmail()+"\tbirthday:"+student.getBirthday()+"\tmemo:"+student.getMemo());
 98          }
 99      }
100      
101  }