@Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null || getClass() != obj.getClass()) {
            return false;
        }
        Numbers numbers = (Numbers) obj;
        if (id != null ? !id.equals(numbers.id) : numbers.id != null) {
            return false;
        }
        if (number != null ? !number.equals(numbers.number) : numbers.number != null) {
            return false;
        }
        return true;
    }