获得当前周别所属年份



获得当前周别所属年份

1. SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");   
2. Calendar cl = Calendar.getInstance();   
3. cl.setTime(sdf.parse("2012-12-31"));   
4. int week = cl.get(Calendar.WEEK_OF_YEAR);   
5. System.out.println(week);   
6. cl.add(Calendar.DAY_OF_MONTH, -7);  
7. int year = cl.get(Calendar.YEAR);  
8. if(week<cl.get(Calendar.WEEK_OF_YEAR)){  
9.     year+=1;  
10. }