daterange.java

数据库的加密以及密态查询

import java.sql.*;

public class DateRange {
        private Date lowBound;
        private Date upBound;

        public DateRange(Date date1, Date date2) {
                lowBound = date1;
                upBound = date2;
        }

        public boolean contains(Date date) {
                if (lowBound.compareTo(date) <= 0 && upBound.compareTo(date) > 0)
                        return true;

                return false;
        }

        public void print() {
                System.out.println(lowBound.toString());
                System.out.println(upBound.toString());
        }

        /*public boolean contains(Range range) {
        	if (lowBound <= range.lowBound && upBound >= range.upBound)
        		return true;
        	return false;
        }

        public boolean lower(Date date) {
        	return date < lowBound;
        }

        public boolean lower(Range range) {
        }

        public boolean greater(Date date) {
        	return date >= upBound;
        }*/
}