SAX方式读取XML

Person.java

package org.email;

public class Person {

private String name;

private String e_mail;

public String getName() {

return name;

}

public void setName(String name) {

this.name = name;

}

public String getE_mail() {

return e_mail;

}

public void setE_mail(String e_mail) {

this.e_mail = e_mail;

}

}

SaxReadXml.java

package org.email;

import java.io.InputStream;

import java.util.ArrayList;

import java.util.List;

import org.xml.sax.Attributes;

import org.xml.sax.InputSource;

import org.xml.sax.SAXException;

import org.xml.sax.XMLReader;

import org.xml.sax.helpers.DefaultHandler;

import org.xml.sax.helpers.XMLReaderFactory;

public class SaxReadXml extends DefaultHandler {

private Person person;

private List<Person> personList;

private String oo;

public static final String RECORD = "RECORD";

public static final String NAME = "NAME";

public static final String E_MAIL = "E_MAIL";

public List<Person> getPersonList() {

return personList;

}

public List<Person> readXml(InputStream in) throws Exception {

SaxReadXml srx = new SaxReadXml();

XMLReader xr = XMLReaderFactory

.createXMLReader("org.apache.xerces.parsers.SAXParser");

xr.setContentHandler(srx);

// xr.parse(new InputSource(new FileReader(""))); //乱码

xr.parse(new InputSource(in));

return srx.getPersonList();

}

public static void main(String[] args) {

SaxReadXml srx = new SaxReadXml();

try {

List<Person> list = srx.readXml(srx.getClass().getClassLoader()

.getResourceAsStream("ff.xml"));

for (Person p : list) {

System.out.println(p.getName() + ":" + p.getE_mail());

}

} catch (Exception e) {

// TODO Auto-generated catch block

e.printStackTrace();

}

}

@Override

public void startDocument() throws SAXException {

personList = new ArrayList<Person>();

}

@Override

public void characters(char[] ch,int start,int length)

throws SAXException {

String data = new String(ch,start,length);

if (E_MAIL.equals(oo)) {

person.setE_mail(data);

}

if (NAME.equals(oo)) {

person.setName(data);

}

}

@Override

public void startElement(String uri,String localName,String name,

Attributes attributes) throws SAXException {

if (RECORD.equals(localName)) {

person = new Person();

// person.setId(new Integer(attributes.getValue("ID")));

}

oo = localName;

}

@Override

public void endElement(String uri,String name)

throws SAXException {

if (RECORD.equals(localName) && person != null) {

personList.add(person);

person = null;

}

oo = null;

}

}

ff.xml

<?xml version="1.0" encoding="UTF-8"?>

<RECORDS>

<RECORD>

<NAME>XXX</NAME>

<E_MAIL>6364644915@qq.com</E_MAIL>

</RECORD>

<RECORD>

<NAME>BBBBB</NAME>

<E_MAIL>754545408010@qq.com</E_MAIL>

</RECORD>

</RECORDS>