IntRange.java

package org.osgl.util;

public class IntRange extends LazyRange<Integer> {

    public IntRange(int from, int to) {
        this(from, to, 1);
    }

    public IntRange(int from, int to, int stepLen) {
        super(from, to, N.F.intRangeStep(stepLen));
    }

    public N.IntRangeStep step() {
        return (N.IntRangeStep)super.step();
    }

    public int get(int id) {
        if (id < 0) {
            return step().times(-id).apply(to(), ordering);
        } else if (0 == id) {
            return from();
        } else {
            return step().times(id).apply(from(), -ordering);
        }
    }

    public static IntRange of(int from, int to) {
        return new IntRange(from, to);
    }

}