比较两个文本文件并在java中显示唯一的单词

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;

public class UniqueWordsComparator {
    public static void main(String[] args) {
        String file1 = "path/to/first/file.txt";
        String file2 = "path/to/second/file.txt";

        Set<String> uniqueWordsInFile1 = new HashSet<>();
        Set<String> uniqueWordsInFile2 = new HashSet<>();

        try (BufferedReader br1 = new BufferedReader(new FileReader(file1));
             BufferedReader br2 = new BufferedReader(new FileReader(file2))) {

            String line;
            while ((line = br1.readLine()) != null) {
                uniqueWordsInFile1.addAll(getWords(line));
            }

            while ((line = br2.readLine()) != null) {
                uniqueWordsInFile2.addAll(getWords(line));
            }

        } catch (IOException e) {
            e.printStackTrace();
        }

        System.out.println("Unique words in file 1:");
        uniqueWordsInFile1.removeAll(uniqueWordsInFile2);
        uniqueWordsInFile1.forEach(System.out::println);

        System.out.println("\nUnique words in file 2:");
        uniqueWordsInFile2.removeAll(uniqueWordsInFile1);
        uniqueWordsInFile2.forEach(System.out::println);
    }

    private static Set<String> getWords(String line) {
        Set<String> words = new HashSet<>();
        String[] split = line.split("\\W+");
        for (String word : split) {
            if (!word.isEmpty()) {
                words.add(word.toLowerCase());
            }
        }
        return words;
    }
}