Puppy.java

public class Puppy {
    private int biscuitSize;
    private int happiness = 0;
    String mood = "E0";
    public Puppy(int biscuitSize) {
        this.biscuitSize = biscuitSize;
    }

    public int getBiscuitSize() {
        return biscuitSize;
    }

    public void setHappiness(int a, int b) {
        if (biscuitSize > a) {
            happiness++;
        } else if (biscuitSize < a) {
            happiness--;
        }

        if (biscuitSize > b) {
            happiness++;
        } else if (biscuitSize < b) {
            happiness--;
        }
        if (happiness > 1) {
            setMood(":)");
        } else if (happiness < -1) {
            setMood(":(");
        } else if (happiness < 2 && happiness > -2) {
            setMood(":|");
        }
    }
    public void setHappiness(int a) {
        if (biscuitSize > a) {
            happiness++;
        } else if (biscuitSize < a) {
            happiness--;
        }
        if (happiness == 1) {
            setMood(":)");
        } else if (happiness == -1) {
            setMood(":(");
        } else {
            setMood(":|");
        }
    }

    public void setMood(String mood) {
        this.mood = mood;
    }

    public String getMood() {
        return mood;
    }
}