Android中XML到arraylist的解析

import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.DefaultHandler;

import java.util.ArrayList;

public class XMLParser extends DefaultHandler {
    private ArrayList<String> dataList;
    private StringBuilder data;

    public ArrayList<String> parseXML(String xml) {
        dataList = new ArrayList<>();
        data = new StringBuilder();

        try {
            SAXParserFactory factory = SAXParserFactory.newInstance();
            SAXParser parser = factory.newSAXParser();
            parser.parse(new InputSource(new StringReader(xml)), this);
        } catch (ParserConfigurationException | SAXException | IOException e) {
            e.printStackTrace();
        }

        return dataList;
    }

    @Override
    public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
        data.setLength(0);
    }

    @Override
    public void characters(char[] ch, int start, int length) throws SAXException {
        data.append(ch, start, length);
    }

    @Override
    public void endElement(String uri, String localName, String qName) throws SAXException {
        if (qName.equalsIgnoreCase("item")) {
            dataList.add(data.toString());
        }
    }
}

String xmlData = "<data><item>Item 1</item><item>Item 2</item><item>Item 3</item></data>";
XMLParser parser = new XMLParser();
ArrayList<String> dataList = parser.parseXML(xmlData);

for (String item : dataList) {
    System.out.println(item);
}