ca.roumani.i2c

Class Fresh

java.lang.Object

ca.roumani.i2c.Item

ca.roumani.i2c.Fresh

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<Item>

public class Fresh
extends Item
implements java.io.Serializable

This class encapsulates a fresh item. It differs from an ordinary item in that it has an expiry date.

Version:

0.1

Author:

H. Roumani, prof@roumani.ca

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Fresh(java.lang.String number, java.lang.String name, double price, java.util.Date expiry) Construct a fresh inventory item with the given number, name, selling price per unit, and expiry date, and a zero opening stock quantity.

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object other) Test the equality of items.
java.util.Date	getExpiry() Determine the expiry date of this Item.
java.lang.String	toString() Construct a string representation of this item.

Methods inherited from class ca.roumani.i2c.Item

compareTo, getName, getNumber, getPurchasedQty, getPurchases, getSales, getSoldQty, getStock, getUnitCost, getUnitPrice, hashCode, purchase, sell, sell, setUnitPrice

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Fresh

public Fresh(java.lang.String number,
             java.lang.String name,
             double price,
             java.util.Date expiry)

Construct a fresh inventory item with the given number, name, selling price per unit, and expiry date, and a zero opening stock quantity.

Parameters:

number - the item number.

name - the name of the item.

price - the selling price per unit of the item.

expiry - the date on which the item will expire.

Throws:

java.lang.RuntimeException - if any of the passed parameters is null.

Method Detail

getExpiry

public java.util.Date getExpiry()

Determine the expiry date of this Item.

Returns:

a copy of the expiry date of this item.

toString

public java.lang.String toString()

Construct a string representation of this item.

Overrides:

toString in class Item

Returns:

the string: "Fresh Item# xxxxxx name", where xxxxxx is the item number and name is its name.

equals

public boolean equals(java.lang.Object other)

Test the equality of items. An object is considered equal to this item if it is a Fresh object with the same number and expiry date as this one.

Overrides:

equals in class Item

Parameters:

other - a reference to the object to test equality with.

Returns:

true if other is not null and it points to an object that is equal (as defined above) to this object. The return is false otherwise.