将xml字符串转换为arraylist并将字符串与arralylist进行比较

import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.DocumentBuilder;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;

import java.util.ArrayList;

public class XMLParser {
    public static void main(String[] args) {
        String xmlString = "<root><item>Item 1</item><item>Item 2</item><item>Item 3</item></root>";

        try {
            DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
            DocumentBuilder builder = factory.newDocumentBuilder();
            Document document = builder.parse(new InputSource(new StringReader(xmlString)));

            Element root = document.getDocumentElement();
            NodeList nodeList = root.getElementsByTagName("item");

            ArrayList<String> arrayList = new ArrayList<>();
            for (int i = 0; i < nodeList.getLength(); i++) {
                Element element = (Element) nodeList.item(i);
                String item = element.getTextContent();
                arrayList.add(item);
            }

            // 将字符串与ArrayList进行比较
            String compareString = "Item 2";
            if (arrayList.contains(compareString)) {
                System.out.println("ArrayList包含字符串：" + compareString);
            } else {
                System.out.println("ArrayList不包含字符串：" + compareString);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}