Android 获取系统时间及时间戳转换

  

   

    

     

    
    

     

      //获取当前时间戳
     
    
   

    

     

    
    

     

      long timeStamp = System.currentTimeMillis();
     
    
   

    

     

    
    

     

      String time = stampToDate(timeStamp);
     
    
   

    

     

    
    

     

      Log.d("xxxxx", time);
     
    
  
 

  

   

    

     

    
    

     

      //获取当前时间
     
    
   

    

     

    
    

     

      Calendar c = Calendar.getInstance();//可以对每个时间域单独修改
     
    
   

    

     

    
    

     

      int year = c.get(Calendar.YEAR);
     
    
   

    

     

    
    

     

      int month = c.get(Calendar.MONTH);
     
    
   

    

     

    
    

     

      int date = c.get(Calendar.DATE);
     
    
   

    

     

    
    

     

      int hour = c.get(Calendar.HOUR_OF_DAY);
     
    
   

    

     

    
    

     

      int minute = c.get(Calendar.MINUTE);
     
    
   

    

     

    
    

     

      int second = c.get(Calendar.SECOND);
     
    
   

    

     

    
    

     

      Log.d("xxxxx",year + "/" + (month+1) + "/" + date + " " +hour + ":" +minute + ":" + second);
     
    
  
 

  

   

    

     

    
    

     

      /*
     
    
   

    

     

    
    

     

       * 将时间转换为时间戳
     
    
   

    

     

    
    

     

       */
     
    
   

    

     

    
    

     

      public String dateToStamp(String time) throws ParseException {
     
    
   

    

     

    
    

     
    SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
     
    
   

    

     

    
    

     
    Date date = simpleDateFormat.parse(time);
     
    
   

    

     

    
    

     

          long ts = date.getTime();
     
    
   

    

     

    
    

     
    return String.valueOf(ts);
     
    
   

    

     

    
    

     

      }
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      /*
     
    
   

    

     

    
    

     

       * 将时间戳转换为时间
     
    
   

    

     

    
    

     

       */
     
    
   

    

     

    
    

     

      public String stampToDate(long timeMillis){
     
    
   

    

     

    
    

     
    SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
     
    
   

    

     

    
    

     
    Date date = new Date(timeMillis);
     
    
   

    

     

    
    

     
    return simpleDateFormat.format(date);
     
    
   

    

     

    
    

     

      }
     
    
  
 

文章来源: chengsy.blog.csdn.net，作者：程思扬，版权归原作者所有，如需转载，请联系作者。

原文链接：chengsy.blog.csdn.net/article/details/80677468