Family

// The dateArray class prints the values of the dateArr array backwards.
// Renee Waggoner
// July , 2019
// Special Requirements: None
package family;

public class Family {

    private Person familyPersons[];
    private int numPersons = 0;

    public Family(int num) {
            familyPersons = new Person[num];
    }

    private void addPerson(Person p) {
            for (int i = 0; i < numPersons; i++) {
                    if (familyPersons[i].equals(p)) {
                            System.out.println("Duplicate entry: " + p);
                            return;
                    }
            }
            if (numPersons != familyPersons.length) {
                    familyPersons[numPersons++] = p;
            } else {
                    System.out.println("Family array full. Skipping: " + p);
            }
    }

    private void printOutFamily() {
            for (int i = 0; i < numPersons; i++) {
                    System.out.println(familyPersons[i]);
            }
    }

    public static void main(String[] args) {
            Family f = new Family(8);
            Person fred = new Person("Fred Flintstone", 50);
            System.out.println("created " + fred);
            f.addPerson(fred);
            f.addPerson(fred);

            Student fredStudent = new Student("Fred Flintstone", 50, "Math", 3.1);
            System.out.println("created " + fredStudent);
            f.addPerson(fredStudent);

            Person wilma = new Person("Wilma Flintstone", 48);
            f.addPerson(wilma);

            Student george = new Student("George", 21, "Politics", 3.1);
            System.out.println("created " + george);
            f.addPerson(george);

            george.setName("Georgie");
            f.addPerson(new Student("George", 21, "Politics", 3.1));

            f.addPerson(new Student("John", 18, "Geology", 2.9));
            f.addPerson(new Student("Jane", 21, "Music", 3.2));
            f.addPerson(new Student("Tarzan", 22, "Gymnastics", 4.0));
            f.addPerson(new Student("Jim", 21, "Physics", 2.5));
            f.addPerson(new Person("Robert", 18));
            f.addPerson(new Person("Clemente", 32));

            System.out.println("****** family listing: ");
            f.printOutFamily();

    }

}
=======================================================================================================================================

package family;

public class Person {
    private String name;
    private int age;
    // default constructor, no parameters
    public Person() {
    }
    // constructor with 2 parameters
    public Person(String name, int age)
    {
            this.name = name;
            this.age = age;
    }


    public String toString()
    {
            return "Person [name: " + name + ", age: " + age + "]";
    }

    public boolean equals(Object obj)
    {
            if (this == obj)
                    return true;
            if (obj == null)
                    return false;
            if (getClass() != obj.getClass())
                    return false;
            Person other = (Person) obj;
            if (age != other.age)
                    return false;
            if (name == null) {
                    if (other.name != null)
                            return false;
            } else if (!name.equals(other.name))
                    return false;
            return true;
    }

    public String getName() {
            return name;
    }

    public void setName(String name) {
            this.name = name;
    }

    public int getAge() {
            return age;
    }

    public void setAge(int age) {
            this.age = age;
    }

}

class Student extends Person {
    private String major;
    private double gpa;

    public Student(String name, int age, String major, double gpa) {
            super(name, age);
            this.major = major;
            this.gpa = gpa;
    }

    public Student() {
    }

    public String getMajor() {
            return major;
    }

    public void setMajor(String major) {
            this.major = major;
    }

    public double getGpa() {
            return gpa;
    }

    public void setGpa(double gpa) {
            this.gpa = gpa;
    }


    public String toString() {
            return "Student [major: " + major + ", gpa: " + gpa + ", name: " + getName() + ", age: " + getAge() + "]";
    }


    public boolean equals(Object obj) {
            if (this == obj)
                    return true;
            if (!super.equals(obj))
                    return false;
            if (getClass() != obj.getClass())
                    return false;
            Student other = (Student) obj;
            if (gpa != other.gpa)
                    return false;
            if (major == null) {
                    if (other.major != null)
                            return false;
            } else if (!major.equals(other.major))
                    return false;
            return true;
    }

}