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Android--使用XMLPull解析xml
在Android中极力推荐的xmlpull方式解析xml。xmlpull不只能够使用在Android上。相同也适用于javase,但在javase环境下。你须要自己去获取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分别从下面站点下载:
http://www.xmlpull.org/ xmlpull
http://kxml.sourceforge.net/ kxml
xml文件:
<?Xml相应的实体bean文件:xml version="1.0" encoding="UTF-8"?
> <root> <student id="1" group="1"> <name>张三</name> <sex>男</sex> <age>18</age> <email>zhangsan@163.com</email> <birthday>1987-06-08</birthday> <memo>好学生</memo> </student> <student id="2" group="2"> <name>李四</name> <sex>女</sex> <age>18</age> <email>lisi@163.com</email> <birthday>1987-06-08</birthday> <memo>好学生</memo> </student> <student id="3" group="3"> <name>小王</name> <sex>男</sex> <age>18</age> <email>xiaowang@163.com</email> <birthday>1987-06-08</birthday> <memo>好学生</memo> </student> <student id="4" group="4"> <name>小张</name> <sex>男</sex> <age>18</age> <email>xiaozhang@163.com</email> <birthday>1987-06-08</birthday> <memo>好学生</memo> </student> <student id="5" group="5"> <name>小明</name> <sex>男</sex> <age>18</age> <email>xiaoming@163.com</email> <birthday>1987-06-08</birthday> <memo>好学生</memo> </student> </root>
package com.parsexml.entity; public class Student { private int id; private int group; private String name; private String sex; private int age; private String email; private String memo; private String birthday; public int getId() { return id; } public void setId(int id) { this.id = id; } public int getGroup() { return group; } public void setGroup(int group) { this.group = group; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getSex() { return sex; } public void setSex(String sex) { this.sex = sex; } public int getAge() { return age; } public void setAge(int age) { this.age = age; } public String getEmail() { return email; } public void setEmail(String email) { this.email = email; } public String getMemo() { return memo; } public void setMemo(String memo) { this.memo = memo; } public String getBirthday() { return birthday; } public void setBirthday(String birthday) { this.birthday = birthday; } }
Pull解析代码:
package com.parsexml; import java.io.IOException; import java.util.ArrayList; import java.util.List; import org.xmlpull.v1.XmlPullParser; import org.xmlpull.v1.XmlPullParserException; import org.xmlpull.v1.XmlPullParserFactory; import com.parsexml.entity.Student; public class PullParseXml { public List<Student> PullParseXML(){ List<Student> list=null; Student student = null; //构建XmlPullParserFactory try { XmlPullParserFactory pullParserFactory=XmlPullParserFactory.newInstance(); //获取XmlPullParser的实例 XmlPullParser xmlPullParser=pullParserFactory.newPullParser(); //设置输入流 xml文件 xmlPullParser.setInput(Thread.currentThread().getContextClassLoader().getResourceAsStream("Student.xml"), "UTF-8"); //開始 int eventType=xmlPullParser.getEventType(); try { while(eventType!=XmlPullParser.END_DOCUMENT){ String nodeName=xmlPullParser.getName(); switch (eventType) { //文档開始 case XmlPullParser.START_DOCUMENT: list=new ArrayList<Student>(); break; //開始节点 case XmlPullParser.START_TAG: //推断假设事实上节点为student if("student".equals(nodeName)){ //实例化student对象 student=new Student(); //设置Id属性 student.setId(Integer.parseInt(xmlPullParser.getAttributeValue(0))); //设置Group属性 student.setGroup(Integer.parseInt(xmlPullParser.getAttributeValue(1))); }else if("name".equals(nodeName)){ //设置name student.setName(xmlPullParser.nextText()); }else if("sex".equals(nodeName)){ //设置sex student.setSex(xmlPullParser.nextText()); }else if("age".equals(nodeName)){ //设置age student.setAge(Integer.parseInt(xmlPullParser.nextText())); }else if("email".equals(nodeName)){ //设置email student.setEmail(xmlPullParser.nextText()); }else if("birthday".equals(nodeName)){ //设置birthday student.setBirthday(xmlPullParser.nextText()); }else if("memo".equals(nodeName)){ //设置memo属性 student.setMemo(xmlPullParser.nextText()); } break; //结束节点 case XmlPullParser.END_TAG: if("student".equals(nodeName)){ list.add(student); student=null; } break; default: break; } eventType=xmlPullParser.next(); } } catch (NumberFormatException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } } catch (XmlPullParserException e) { e.printStackTrace(); } return list; } public static void main(String[] args) { List<Student> list=new PullParseXml().PullParseXML(); for(Student student:list){ 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()); } } }
注:若project中缺少kxml2-2.3.0.jar文件则会报下面异常信息:
你应该加入kxml2-2.3.0.jar包到你的classpath下
Android--使用XMLPull解析xml