Pull解析XML
XML:
<?xml version="1.0" encoding="UTF-8"?> <persons> <person id = "23"> <name>张老师</name> <age>21</age> </person> <person id = "20"> <name>李老师</name> <age>25</age> </person> </persons>
JavaBean:
package com.pull.domain; public class Person { private int id; private String name; private int age; public int getId() { return id; } public Person(int id, String name, int age) { super(); this.id = id; this.name = name; this.age = age; } 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; } public Person() { // TODO Auto-generated constructor stub } @Override public String toString() { return "Person [id=" + id + ", name=" + name + ", age=" + age + "]"; } }
PullXMLTools类:
package com.pull.parser; import java.io.InputStream; 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.pull.domain.Person; /** * 主要是使用PULL解析xml * * @author jack * */ public class PullXMLTools { public PullXMLTools() { // TODO Auto-generated constructor stub } /** * @param inputStream * 从服务器获取xml文件,以流的形式返回 * @param encode * 编码格式 * @return * @throws Exception */ public static List<Person> parseXML(InputStream inputStream, String encode)throws Exception { List<Person> list = null; Person person = null;// 装载解析每一个person节点的内容 // 创建一个xml解析的工厂 XmlPullParserFactory factory = XmlPullParserFactory.newInstance(); // 获得xml解析类的引用 XmlPullParser parser = factory.newPullParser(); parser.setInput(inputStream, encode); // 获得事件的类型 int eventType = parser.getEventType(); while (eventType != XmlPullParser.END_DOCUMENT) { switch (eventType) { case XmlPullParser.START_DOCUMENT: list = new ArrayList<Person>(); break; case XmlPullParser.START_TAG: if ("person".equals(parser.getName())) { person = new Person(); // 取出属性值 int id = Integer.parseInt(parser.getAttributeValue(0)); person.setId(id); } else if ("name".equals(parser.getName())) { String name = parser.nextText();// 获取该节点的内容 person.setName(name); } else if ("age".equals(parser.getName())) { int age = Integer.parseInt(parser.nextText()); person.setAge(age); } break; case XmlPullParser.END_TAG: if ("person".equals(parser.getName())) { list.add(person); person = null; } break; } eventType = parser.next(); } return list; } }
Test类:
package com.pull.test; import java.io.InputStream; import java.util.List; import com.pull.domain.Person; import com.pull.http.HttpUtils; import com.pull.parser.PullXMLTools; public class Test { public Test() { // TODO Auto-generated constructor stub } /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub String path = "http://192.168.1.125:8080/myhttp/person.xml"; InputStream inputStream = HttpUtils.getXML(path); List<Person> list = null; try { list = PullXMLTools.parseXML(inputStream, "utf-8"); for (Person person : list) { System.out.println(person.toString()); } } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } }