java启动mysql备份

import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;

public class MySQLBackup {
    public static void main(String[] args) {
        String dbName = "your_database_name";
        String backupPath = "/path/to/backup/directory/backup_" + System.currentTimeMillis() + ".sql";
        String mysqlUser = "your_mysql_username";
        String mysqlPassword = "your_mysql_password";

        try {
            ProcessBuilder pb = new ProcessBuilder("mysqldump", "-u" + mysqlUser, "-p" + mysqlPassword, dbName);
            pb.redirectErrorStream(true);
            Process process = pb.start();

            BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
            File outputFile = new File(backupPath);
            try (FileWriter fw = new FileWriter(outputFile)) {
                String line;
                while ((line = reader.readLine()) != null) {
                    fw.write(line + "\n");
                }
            }

            int exitCode = process.waitFor();
            if (exitCode == 0) {
                System.out.println("Backup completed successfully: " + backupPath);
            } else {
                System.err.println("Backup failed with exit code: " + exitCode);
            }
        } catch (IOException | InterruptedException e) {
            e.printStackTrace();
        }
    }
}