StopWatch工具类统计时间

  

   

    

     

    
    

     

      package com.newlandframework.test;
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      import org.springframework.util.StopWatch;
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      /**
     
    
   

    

     

    
    

     

       * @Package: com.newlandframework.test
     
    
   

    

     

    
    

     

       * @Description: ${todo}
     
    
   

    

     

    
    

     

       * @author: liuxin
     
    
   

    

     

    
    

     

       * @date: 2017/8/22 下午7:03
     
    
   

    

     

    
    

     

       */
     
    
   

    

     

    
    

     

      public class Main {
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      /*
     
    
   

    

     

    
    

     

      -----------------------------------------
     
    
   

    

     

    
    

     

       ms % Task name
     
    
   

    

     

    
    

     

      -----------------------------------------
     
    
   

    

     

    
    

     

      00103 045% 读取文件
     
    
   

    

     

    
    

     

      00104 046% 文件删除
     
    
   

    

     

    
    

     

      00011 005% 文件拷贝
     
    
   

    

     

    
    

     

      00010 004% 文件结束*/
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
    /**
     
    
   

    

     

    
    

     

       * 每个执行任务，占用总共时间的比例
     
    
   

    

     

    
    

     

       * @param args
     
    
   

    

     

    
    

     

       * @throws Exception
     
    
   

    

     

    
    

     

       */
     
    
   

    

     

    
    

     
    public static void main(String[] args) throws Exception {
     
    
   

    

     

    
    

     

              org.springframework.util.StopWatch sw = new StopWatch();
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

              sw.start("读取文件");
     
    
   

    

     

    
    

     

              Thread.sleep(100);
     
    
   

    

     

    
    

     

              sw.stop();
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

              sw.start("文件删除");
     
    
   

    

     

    
    

     

              Thread.sleep(100);
     
    
   

    

     

    
    

     

              sw.stop();
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

              sw.start("文件拷贝");
     
    
   

    

     

    
    

     

              Thread.sleep(10);
     
    
   

    

     

    
    

     

              sw.stop();
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

              sw.start("文件结束");
     
    
   

    

     

    
    

     

              Thread.sleep(10);
     
    
   

    

     

    
    

     

              sw.stop();
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

              System.out.println(sw.prettyPrint());
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
        long stime = System.currentTimeMillis();
     
    
   

    

     

    
    

     

              Thread.sleep(1000);
     
    
   

    

     

    
    

     
        long etime = System.currentTimeMillis();
     
    
   

    

     

    
    

     

              System.out.println("执行时间:" + (etime - stime));
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     

      }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
 
     
    
  
 

  
 
 

文章来源: springlearn.blog.csdn.net，作者：西魏陶渊明，版权归原作者所有，如需转载，请联系作者。

原文链接：springlearn.blog.csdn.net/article/details/102425330