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package CSDN;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.Locale;
public class java时间计算问题 {
public static void main(String[] args) throws ParseException{
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-mm-dd HH:mm:ss");
Calendar calendar = Calendar.getInstance(Locale.CHINA);
calendar.add(Calendar.MINUTE, 70);
String str = sdf.format(calendar.getTime());
System.out.println(str);
Date date = sdf.parse(str);
System.out.println(sdf.format(date));
}
}
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.Locale;
/**
* Created by Administrator on 14-9-14.
*/
public class Test {
public static void main(String args[]){
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
Calendar calendar = Calendar.getInstance(Locale.CHINA);
//当前时间加70分钟
calendar.add(Calendar.MINUTE,70);
//获得日期
Date retDate = calendar.getTime();
//打印日期
System.out.println(sdf.format(calendar.getTime()));
}
}
参考下GregorianCalendar gc = new GregorianCalendar();
gc.setTime(new Date());
gc.roll(Calendar.MINUTE, 70);
gc.roll(Calendar.HOUR, 1);
Date d = gc.getTime();
System.out.println(d);