1.

Stopwatch stopwatch = Stopwatch.createStarted();
// 業(yè)務代碼
 stopwatch.stop();
 log.info("運行時間：" + stopwatch.elapsed(TimeUnit.MILLISECONDS) + "毫秒");

2.

Long startTime = System.currentTimeMillis();
// 業(yè)務代碼
log.info("耗時：{}",System.currentTimeMillis() - startTime);