[Java知识库]java程序用调用linux命令执行，可以直接执行linux命令

传入动态目录

   public void updateApprovalSh(String tempName) {
        try {

            // 执行脚本文件
            String cmd = "mv " + filepathaudit +File.separator+ tempName+".xlsx" + " " + filepath;
            log.info("开始执行命令:" + cmd);
            //主要在这步写入后调用命令
            Process process = Runtime.getRuntime().exec(cmd);
            try (PrintWriter printWriter =
                         new PrintWriter(
                                 new BufferedWriter(new OutputStreamWriter(process.getOutputStream())), true);
                 BufferedReader read =
                         new BufferedReader(new InputStreamReader(process.getInputStream()))) {
                printWriter.println("cd " + filepath);
                printWriter.println(cmd);
                printWriter.println("exit");
                String line;
                while ((line = read.readLine()) != null) {
                    log.info(line);
                }
            }
            log.info(
                    cmd
                            + " 执行状态："
                            + process.waitFor()
                            + " 执行时间："
                            + DateUtils.getStringDate2(new Date()));
            // Java父线程等待Shell子进程执行完毕
        } catch (Exception e) {
            log.error("", e);
            throw new ShellRunException(
                    "服务器运行Shell出错! " + DateUtils.getStringDate2(new Date()));
        }

    }