获取几天后的年月日

//获取两天以后的日期为例
Calendar c = Calendar.getInstance();
int day = c.get(Calendar.DAY_OF_MONTH);
c.set(Calendar.DAY_OF_MONTH, day + 3);
stringBuilder = new StringBuilder();
stringBuilder
.append(c.get(Calendar.YEAR))
.append("-")
.append(c.get(Calendar.MONTH) + 1 < 10 ? "0"+ (c
.get(Calendar.MONTH) + 1) : c.get(Calendar.MONTH))
.append("-")
.append(c.get(Calendar.DAY_OF_MONTH) + 1 < 10 ? "0"+ (c
.get(Calendar.DAY_OF_MONTH) + 1) : c
.get(Calendar.DAY_OF_MONTH));
arrivalDateTv.setText(stringBuilder.toString());