使用Pull解析Xml文件

package pulltest;

import java.io.IOException;
import java.io.Reader;
import java.util.ArrayList;
import java.util.List;

import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import org.xmlpull.v1.XmlPullParserFactory;

/**
* @author yanru.zhang
*
*/
public class PullParseXml {

public List<Book> list;
public Book book;

public List<Book> getList(Reader reader) {
try {
XmlPullParserFactory factory = XmlPullParserFactory.newInstance();
XmlPullParser parser = factory.newPullParser();
parser.setInput(reader);
int eventType = parser.getEventType();
while (eventType != XmlPullParser.END_DOCUMENT) {
switch (eventType) {
case XmlPullParser.START_DOCUMENT:
list = new ArrayList<Book>();
break;
case XmlPullParser.START_TAG:
if (parser.getName().equals("book")) {
book = new Book();
}else if(parser.getName().equals("id")){
eventType = parser.next();
book.setId(Integer.parseInt(parser.getText()));
}else if(parser.getName().equals("name")){
eventType = parser.next();
book.setName(parser.getText());
}else if(parser.getName().equals("price")){
eventType = parser.next();
book.setPrice(Float.parseFloat(parser.getText()));
}
break;
case XmlPullParser.TEXT:
break;
case XmlPullParser.END_TAG:
if(parser.getName().equals("book")){
list.add(book);
}
break;
}
eventType = parser.next();
}

} catch (XmlPullParserException e) {
// TODO 自动生成的 catch 块
System.out.println("***XmlPullParserException");
e.printStackTrace();
} catch (IOException e) {
// TODO 自动生成的 catch 块
System.out.println("***IOException");
e.printStackTrace();
}
return list;
}
}

package pulltest;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.Reader;
import java.util.List;

import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import org.xmlpull.v1.XmlPullParserFactory;

public class test {

public static void main(String[] args) {
// TODO 自动生成的方法存根
try {
Reader reader = new FileReader(new File("xml/book.xml"));
PullParseXml parseXml = new PullParseXml();
List<Book> list = parseXml.getList(reader);
for(Book book:list){
System.out.println(book.toString());
}
} catch (FileNotFoundException e) {
// TODO 自动生成的 catch 块
e.printStackTrace();
}

}

}

package pulltest;

public class Book {
private int id;
private String name;
private float price;

public int getId() {
return id;
}

public void setId(int id) {
this.id = id;
}

public String getName() {
return name;
}

public void setName(String name) {
this.name = name;
}

public float getPrice() {
return price;
}

public void setPrice(float price) {
this.price = price;
}

@Override
public String toString() {
return "id:" + id + ", name:" + name + ", price:" + price;
}
}

<?xml version="1.0" encoding="utf-8"?>
<books>
<book>
<id>1</id>
<name>Thinking In Java</name>
<price>80.00</price>
</book>
<book>
<id>2</id>
<name>Core Java</name>
<price>90.00</price>
</book>
<book>
<id>3</id>
<name>Hello, Andriod</name>
<price>100.00</price>
</book>
</books>