intrange.java

数据库的加密以及密态查询

public class IntRange {
        private int lowBound;
        private int upBound;

        public IntRange(int x, int y) {
                lowBound = x;
                upBound = y;
        }

        public boolean contains(int x) {
                if (lowBound <= x && upBound > x)
                        return true;

                return false;
        }

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

        /*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;
        }*/
}