de.upb.swtpra05.group03.companycontrol
Class AccountDataControl

java.lang.Object
  de.upb.swtpra05.group03.companycontrol.AccountDataControl

All Implemented Interfaces:

Accounting

class AccountDataControl

extends java.lang.Object

implements Accounting

The Control Class which maintains the Account Data of the current Company.

Version:

$Revision: 1.3 $

Field Summary

private AccountDataField	actual Actual Entry
private int	actualdatastored Actual Amount of Data stored.
private AccountDataField	first First Entry
private int	firstBalance The first Balance added
private AccountDataField	last Last Entry
private int	lastBalance The last Balance added
private int	lastDate The Date when the last Balance was added
private int	maxdatastored Amount of the Data that is allowed to be stored max.
private boolean	sticky Lets the Actual Pointer stay where it is or moves to the last Account Information added.

Constructor Summary

(package private)

AccountDataControl(int maxstored) Constructor.

Method Summary

void	addAccountBalance(int account, int time) Adds a new AccountBalance to the Storage
int	getAnzahl() Returns the actual Amount of Data stored.
int	getFirstBalance() returns first Balance added
AccountBalances	getlastAccounts(int howmany) Returns the last Account Balances stored before the actual Pointer.
int	getLastBalance() returns the last Balance added
private int[]	getmaxminoflastAccounts(int howmany) Calculates the Maximum and the Minimum of the last Balances
void	goleft(int amount) Lets the Actual Pointer move left so Account Balances which are stored early may be displayed
void	goright(int amount) Lets the Actual Pointer move right so Account Balances which are stored later may be displayed
void	reset() Resets all Data

Methods inherited from class java.lang.Object

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

Field Detail

lastBalance

private int lastBalance

The last Balance added

lastDate

private int lastDate

The Date when the last Balance was added

firstBalance

private int firstBalance

The first Balance added

first

private AccountDataField first

First Entry

actual

private AccountDataField actual

Actual Entry

last

private AccountDataField last

Last Entry

sticky

private boolean sticky

Lets the Actual Pointer stay where it is or moves to the last Account Information added.

maxdatastored

private int maxdatastored

Amount of the Data that is allowed to be stored max.

actualdatastored

private int actualdatastored

Actual Amount of Data stored.

Constructor Detail

AccountDataControl

AccountDataControl(int maxstored)

Constructor.

Parameters:

maxstored - defines how many Balances will be stored

Method Detail

getAnzahl

public int getAnzahl()

Returns the actual Amount of Data stored.

Returns:

int

goleft

public void goleft(int amount)

Lets the Actual Pointer move left so Account Balances which are stored early may be displayed

Parameters:

amount - how far shall the pointer be moved?

goright

public void goright(int amount)

Lets the Actual Pointer move right so Account Balances which are stored later may be displayed

Parameters:

amount - how far shall the pointer be moved?

addAccountBalance

public void addAccountBalance(int account,
                              int time)

Adds a new AccountBalance to the Storage

Specified by:

addAccountBalance in interface Accounting

Parameters:

account - Balance to add

time - the actual time

reset

public void reset()

Resets all Data

Specified by:

reset in interface Accounting

getFirstBalance

public int getFirstBalance()

returns first Balance added

Returns:

int

getLastBalance

public int getLastBalance()

returns the last Balance added

Returns:

int

getlastAccounts

public AccountBalances getlastAccounts(int howmany)

Returns the last Account Balances stored before the actual Pointer.

Parameters:

howmany - defines the Amount of Balances that should be returned.

Returns:

AccountBalances The Class wich will store the desired Balances

getmaxminoflastAccounts

private int[] getmaxminoflastAccounts(int howmany)

Calculates the Maximum and the Minimum of the last Balances

Parameters:

howmany - max/min of howmay Balances from here to the past?

Returns:

int[] array of integer. at position 0 is the maximum. at position 1 the minimum