Задача по наследованию классов

package me.employee;
 
import java.time.LocalDate;
 
public class ITSpe******t {
    private String name;
    private double salary;
    private LocalDate applyingDate;
    
    public ITSpe******t(String name, double salary) {
        this.name = name;
        this.salary = salary;
        applyingDate = LocalDate.now();
    }
    
    public ITSpe******t(String name, double salary, int year, int month, int dayOfMonth) {
        this(name, salary);
        applyingDate = LocalDate.of(year, month, dayOfMonth);
    }
    
    public String getName() {
        return name;
    }
    
    public double getSalary() {
        return salary;
    }
    
    public void setSalary(double newSalary) {
        salary = newSalary;
    }
    
    public LocalDate getApplyingDate() {
        return applyingDate;
    }
    
    public String toString() {
        return "name=" + name + ", salary=" + salary + ", applying date=" + applyingDate;
    }
    
    public boolean equals(Object otherObject) {
        if (this == otherObject)
            return true;
        if (otherObject == null)
            return false;
        if (getClass() != otherObject.getClass())
            return false;
        
        ITSpe******t other = (ITSpe******t) otherObject;
        return this.name.equals(other.getName()) && Double.compare(this.salary, other.getSalary()) == 0
                                                 && this.applyingDate.equals(other.getApplyingDate());
    }
    
    public int hashCode() {
        return name.hashCode() * 23 + (int) salary * 3 + applyingDate.hashCode() * 9;
    }
}

package me.employee;
 
public class Programmer extends ITSpe******t {
    private String language;
    
    public Programmer(String name, double salary, String language) {
        super(name, salary);
        this.language = language;
    }
    
    public Programmer(String name, double salary, String language, int year, int month, int dayOfMonth) {
        super(name, salary, year, month, dayOfMonth);
        this.language = language;
    }
    
    public String getLanguage() {
        return language;
    }
    
    public String toString() {
        return super.toString() + ", language=" + language;
    }
    
    public boolean equals(Object otherObject) {
        if (super.equals(otherObject)) {
            Programmer other = (Programmer) otherObject;
            return language.equals(other.getLanguage());
        }
        return false;
    }
    
    public int hashCode() {
        return super.hashCode() + language.hashCode() * 4;
    }
}