public class Book implements Product
{

private String description, name, ID;
private Money price;
private int quantity;
private GregorianCalendar date;

/**
* Constructor for objects of class Book.
*/
public Book()
{
date = new GregorianCalendar();
price = new Dollar();
/*# insert code here */
}

/**
* Return the description of the book.
* @return the description.
*/
public String getDescription()
{
return description;
}

/**
* Change the description of the book to the given parameter.
* @param desc the new description.
*/
public void setDescription(String desc)
{
description = desc;
}

/**
* Return the price of the book.
* @return the price.
*/
public Money getPrice()
{
return price;
}

/**
* Change the price of the book to the given parameter.
* @param price the new price.
*/
public void setPrice(Money price)
{
this.price = price;
}

/**
* Return the title of the book.
* @return the title.
*/
public String getName()
{
return name;
}

/**
* Change the title of the book to the given parameter.
* @param name the new name.
*/
public void setName(String name)
{
this.name = name;
}

/**
* Return the ISBN of the book.
* @return the ISBN.
*/
public String getId()
{
return ID;
}

/**
* Change the ISBN of the book to the given parameter. Don't worry
* about validating the ISBN for now, we'll work that into a later phase.
* The Books & More people are fine with that.
* @param newId the new ISBN.
*/
public void setId(String newId)
{
this.ID = newId;
}

/**
* Return the quantity of the book remaining in stock.
* @return the quantity.
*/
public int getQuantity()
{
return quantity;
}

/**
* Change the quantity of the book to the given parameter.
* @param quantity the new quantity.
*/
public void setQuantity(int quantity)
{
this.quantity = quantity;
}

/**
* Return the publication date of the book.
* @return the date.
*/
public GregorianCalendar getDate()
{
return date;
}

/**
* Change the date of the book to the given parameter.
* @param date the new date.
*/
public void setDate(GregorianCalendar date)
{
this.date = date;
}

}

The consulting company’s design for the project is in the form of J...