如何读取XML"本地文件"和Cocoa中的Parsing

  <book>
   <title>Book 1</title>
   <author>Author 1</author>
  </book>
  <book>
   <title>Book 2</title>
   <author>Author 2</author>
  </book>
</books>

import java.io.File;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.Document;

public class ReadXMLFile {
    public static void main(String[] args) {
        try {
            File inputFile = new File("books.xml");
            DocumentBuilderFactory documentFactory = DocumentBuilderFactory.newInstance();
            DocumentBuilder documentBuilder = documentFactory.newDocumentBuilder();
            Document document = documentBuilder.parse(inputFile);
            document.getDocumentElement().normalize();
            System.out.println("XML文件读取成功！");
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

import xml.etree.ElementTree as ET

tree = ET.parse('books.xml')
root = tree.getroot()
print("XML文件读取成功！")

import Foundation

class XMLParserDelegate: NSObject, XMLParserDelegate {
    func parser(_ parser: XMLParser, didStartElement elementName: String, namespaceURI: String?, qualifiedName qName: String?, attributes attributeDict: [String : String] = [:]) {
        // 在这里处理元素开始
    }

    func parser(_ parser: XMLParser, foundCharacters string: String) {
        // 在这里处理元素内的字符
    }

    func parser(_ parser: XMLParser, didEndElement elementName: String, namespaceURI: String?, qualifiedName qName: String?) {
        // 在这里处理元素结束
    }

    func parser(_ parser: XMLParser, parseErrorOccurred parseError: Error) {
        // 在这里处理解析错误
    }
}

func parseXMLFile(filePath: String) {
    let url = URL(fileURLWithPath: filePath)
    let parser = XMLParser(contentsOf: url)!
    let delegate = XMLParserDelegate()
    parser.delegate = delegate
    parser.parse()
}