java程序在比较两个文件时找出错误列

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;

public class FileComparator {
    private static final Logger LOGGER = Logger.getLogger(FileComparator.class.getName());

    public static void main(String[] args) {
        String file1Path = "file1.txt";
        String file2Path = "file2.txt";

        try (BufferedReader reader1 = new BufferedReader(new FileReader(file1Path));
             BufferedReader reader2 = new BufferedReader(new FileReader(file2Path))) {

            String line1, line2;
            int lineNumber = 1;

            while ((line1 = reader1.readLine()) != null && (line2 = reader2.readLine()) != null) {
                if (!line1.equals(line2)) {
                    String[] columns1 = line1.split(",");
                    String[] columns2 = line2.split(",");

                    for (int i = 0; i < columns1.length; i++) {
                        if (!columns1[i].equals(columns2[i])) {
                            LOGGER.log(Level.INFO, "Error at line {0}, column {1}", new Object[]{lineNumber, i + 1});
                        }
                    }
                }

                lineNumber++;
            }

            LOGGER.log(Level.INFO, "File comparison completed.");

        } catch (IOException e) {
            LOGGER.log(Level.SEVERE, "An error occurred while comparing files.", e);
        }
    }
}