model and maximizer

Cake.java

package app;

public class Cake {
    private Integer weight;
    private Integer value;

    public Cake(Integer weight, Integer value) {
        this.weight = weight;
        this.value = value;
    }

    public Integer getWeight() {
        return this.weight;
    }

    public Integer getValue() {
        return this.value;
    }
}

Maximizer.java

package app;

import java.util.List;

public class Maximizer {
    public Integer getMax(List<Cake> cakes, Integer capacity) {
        assert(capacity >= 0): "Negative capacity bag not allowed";

        // TODO provide an implementation below this line
        Integer answer = 0;
        return answer;
    }
}