public class LogCleaner {
    public static void cleanLogs() {
        // 獲取日志目錄
        File logDir = new File("path/to/log/directory");
        
        // 獲取當(dāng)前時(shí)間
        long currentTime = System.currentTimeMillis();
        
        // 遍歷日志文件
        for (File file : logDir.listFiles()) {
            // 獲取文件最后修改時(shí)間
            long lastModified = file.lastModified();
            
            // 計(jì)算文件的存在時(shí)間
            long existTime = currentTime - lastModified;
            
            // 如果文件的存在時(shí)間超過7天，則刪除文件
            if (existTime > 7 * 24 * 60 * 60 * 1000) {
                file.delete();
            }
        }
    }
}

import java.util.Timer;
import java.util.TimerTask;

public class LogCleanerScheduler {
    public static void scheduleLogClean() {
        // 創(chuàng)建定時(shí)任務(wù)
        Timer timer = new Timer();
        
        // 創(chuàng)建定時(shí)任務(wù)的執(zhí)行內(nèi)容
        TimerTask task = new TimerTask() {
            @Override
            public void run() {
                LogCleaner.cleanLogs();
            }
        };
        
        // 每7天執(zhí)行一次定時(shí)任務(wù)
        long delay = 0;
        long period = 7 * 24 * 60 * 60 * 1000;
        
        // 定時(shí)執(zhí)行任務(wù)
        timer.schedule(task, delay, period);
    }
}

public class Main {
    public static void main(String[] args) {
        LogCleanerScheduler.scheduleLogClean();
    }
}