co2DataProject/src/BreakSchedule.java

import java.util.List;

public class BreakSchedule {
    // #region Break Times Constants
    public static final int[] START_SMALL_BREAK = {
            830, 1025, 1115, 1205, 1330, 1420, 1610, 1700, 1750
    };

    public static final int[] END_SMALL_BREAK = {
            835, 1030, 1120, 1210, 1335, 1425, 1615, 1705, 1755
    };

    public static final int[] START_LONG_BREAK = {
            920, 1510
    };

    public static final int[] END_LONG_BREAK = {
            940, 1525
    };

    // #region Create Breaks Method
    public static Break[] createBreaks(int[] startTimes, int[] endTimes, List<Co2Data> co2Data) {
        Break[] breaks = new Break[startTimes.length];
        for (int i = 0; i < startTimes.length; i++) {
            Co2Data[] co2Datas = new Co2Data[endTimes[i] - startTimes[i]];
            for (Co2Data data : co2Data) {
                if (data.getTime() >= startTimes[i] && data.getTime() < endTimes[i]) {
                    co2Datas[data.getTime() - startTimes[i]] = data;
                }
            }
            breaks[i] = new Break(startTimes[i], endTimes[i], co2Datas);
        }
        return breaks;
    }
}