rofaapp

Class ItemOrder

java.lang.Object

rofaapp.ItemOrder

All Implemented Interfaces:

java.io.Serializable

public class ItemOrder
extends java.lang.Object
implements java.io.Serializable

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private int	arraySize
private int	currentSize
private Furniture[]	orderList

Constructor Summary

Constructors

Constructor and Description
ItemOrder() Creates an empty item order of arraySize items.

Method Summary

Modifier and Type	Method and Description
void	add(Furniture f, int index, boolean force) Adds an item furniture to the orderList at the given index.
void	del(int index) Deletes (nulls) a furniture object in orderList where the given index is.
void	deleteAll() Deletes (nulls) everything in the list.
Furniture	get(int index) Gets the furniture object of the given index in the orderList if valid.
int	getCurrentSize() Current array size.
int	getFirstAvailable() Gets the index of the first available space within orderList.
int	getFreeSpace() Gets the number of free spaces within the orderList.
int	getMaxSize()
double	getPrice() Gets the price of all the items within orderList.
boolean	isValidIndex(int i) Checks if the given number is a valid index (0 to arraySize).
void	normalise() Shifts all objects within orderList so that there are no gaps in between items in the array.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

arraySize

private final transient int arraySize

See Also:

Constant Field Values

currentSize

private int currentSize

orderList

private Furniture[] orderList

Constructor Detail

ItemOrder

ItemOrder()

Creates an empty item order of arraySize items.

Method Detail

getFirstAvailable

public int getFirstAvailable()

Gets the index of the first available space within orderList. (-1 if full).

Returns:

Integer of the first empty index. (-1 if full)

get

public Furniture get(int index)

Gets the furniture object of the given index in the orderList if valid. (Else, returns null).

Parameters:

index - Index of the item within the array.

Returns:

Furniture item of the given index.

add

public void add(Furniture f,
                int index,
                boolean force)

Adds an item furniture to the orderList at the given index.

Parameters:

f - Furniture object to add.

index - Index within the orderList array.

force - If a furniture object already exists there, passing this as true will overwrite it. If this is false, will just skip.

del

public void del(int index)

Deletes (nulls) a furniture object in orderList where the given index is. Then shifts everything in the array into order again.

Parameters:

index - Index of item in the list that gets deleted.

deleteAll

public void deleteAll()

Deletes (nulls) everything in the list.

getMaxSize

public int getMaxSize()

Returns:

Max array size.

getCurrentSize

public int getCurrentSize()

Current array size. (Will always be arraySize).

Returns:

Int of the size of the array.

getFreeSpace

public int getFreeSpace()

Gets the number of free spaces within the orderList.

Returns:

Int of the number of spaces in the array available.

getPrice

public double getPrice()

Gets the price of all the items within orderList.

Returns:

A double of the price of all the items.

isValidIndex

public boolean isValidIndex(int i)

Checks if the given number is a valid index (0 to arraySize).

Parameters:

i - Index to check if it's valid.

Returns:

True/False based on if it's valid or not.

normalise

public void normalise()

Shifts all objects within orderList so that there are no gaps in between items in the array.