Set Date in a single line

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一个人的身影
一个人的身影 2021-01-31 01:55

According to the Java API, the constructor Date(year, month, day) is deprecated. I know that I can replace it with the following code:

Calendar myCa         


        
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  •  轻奢々
    轻奢々 (楼主)
    2021-01-31 02:37

    Why don't you just write a simple utility method:

    public final class DateUtils {
        private DateUtils() {
        }
    
        public static Calendar calendarFor(int year, int month, int day) {
            Calendar cal = Calendar.getInstance();
            cal.set(Calendar.YEAR, year);
            cal.set(Calendar.MONTH, month);
            cal.set(Calendar.DAY_OF_MONTH, day);
            return cal;
        }
    
        // ... maybe other utility methods
    }
    

    And then call that everywhere in the rest of your code:

    Calendar cal = DateUtils.calendarFor(2010, Calendar.MAY, 21);
    

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