本地日志备份FileCopy

package com.alibaba.newcpw.FileOperate;
import java.io.File;
import java.nio.file.Files;

public class FileCopy {

    public static void copyFileUsingJava7Files(File log, File log_copy){
        try {

            long startTime = System.currentTimeMillis();
            Files.copy(log.toPath(), log_copy.toPath());
            long endTime = System.currentTimeMillis();
            long copyRunTime = endTime - startTime;
            System.out.println("文件拷贝copyRunTime时长为" + copyRunTime);
        }catch (Exception e) {
            e.printStackTrace();
        }
    }

}