Android Pull parsing xml file

Package Com.example.pullxml;import Java.io.file;import Java.io.fileinputstream;import Java.io.filenotfoundexception;import Java.io.fileoutputstream;import Java.util.arraylist;import java.util.List; Import Org.xmlpull.v1.xmlpullparser;import Org.xmlpull.v1.xmlpullparserexception;import Org.xmlpull.v1.xmlserializer;import Android.os.environment;import Android.test.androidtestcase;import Android.util.log;import Android.util.xml;public class Pullxml extends androidtestcase{public void Test () {WriteXML (); list<person> personlist = Parserxml (); for (person person:personlist) {LOG.I ("id", string.valueof (Person.getid () )); LOG.I ("Name", Person.getname ()); LOG.I ("Age", String.valueof (Person.getage ()));}} public void WriteXML () {//Gets the serialized object XmlSerializer serializer = Xml.newserializer (); list<person> personlist = Getpersonlist (); try {File sddir = Environment.getexternalstoragedirectory (); File File = new file (Sddir, "persons.xml"); FileOutputStream fos = new FileOutputStream (file);//Specify Output location and encodingSerializer.setoutput (FOS, "utf-8"); Serializer.startdocument ("Utf-8", true);//<?xml version= ' 1.0 '//encoding= ' Utf-8 '//standalone= ' true '? >serializer.starttag (NULL, "persons");//<persons>for (person person:personlist {Serializer.starttag (null, "person"); Serializer.attribute (NULL, "id", Person.getid (). toString ()); Serializer.starttag (NULL, "name"); Serializer.text (Person.getname ()); Serializer.endtag (null, "name"); Serializer.starttag (NULL, "age"); Serializer.text (String.valueof (Person.getage ())); Serializer.endtag (null, ' age ') ; Serializer.endtag (null, "person");} Serializer.endtag (NULL, "persons");//</persons>serializer.enddocument ();} catch (Exception e) {e.printstacktrace ();}} Public list<person> parserxml () {list<person> personlist = null; person person = null; Long id = null;//Get Pull Parse object Xmlpullparser parser = Xml.newpullparser (); try {File sddir = Environment.getexternalstoragedi Rectory (); File File = new file (Sddir, "persons.xml"); FileInputStream fis = new FIleinputstream (file);p arser.setinput (FIS, "utf-8");//Get event type int eventtype = Parser.geteventtype (); while (eventtype! = xmlpullparser.end_document) {String tagName = Parser.getname ();//get current node name switch (eventtype) {case Xmlpullparser.start _tag:if ("Persons". Equals (TagName)) {personlist = new arraylist<person> ();} else if ("person". Equals (TagName)) { person = new Person (), id = long.parselong (parser.getattributevalue (NULL, "id"));p Erson.setid (ID);} else if ("name". Equals (TagName)) {Person.setname (Parser.nexttext ());} else if ("Age". Equals (TagName)) {Person.setage ( Integer.parseint (Parser.nexttext ()));} Break;case XmlPullParser.END_TAG:if ("Person", Equals (TagName)) {Personlist.add (person);} break;} Eventtype=parser.next ();}} catch (Exception e) {e.printstacktrace (); return null;} return personlist;}  Public list<person> getpersonlist () {list<person> personlist = new arraylist<person> (); for (int i = 0; i < 10; i++) {Person person = new person ((long) I, "Liang" + I, i);p ErsonliSt.add (person);} return personlist;}} Class Person {private Long id;private String name;private Integer age;public person (Long ID, String name, Integer age) {su Per (); this.id = Id;this.name = Name;this.age = age;} Public person () {super ();} @Overridepublic String toString () {return "person [id=" + ID + ", name=" + name + ", age=" + Age + "]";} Public Long GetId () {return ID;} public void SetId (Long id) {this.id = ID;} Public String GetName () {return name;} public void SetName (String name) {this.name = name;} Public Integer Getage () {return age;} public void Setage (Integer age) {this.age = age;}}

Android Pull parsing xml file