Package cmpt213.assignment4.packagedeliveries.webappserver.control

Class PackageDeliveryControl

java.lang.Object

cmpt213.assignment4.packagedeliveries.webappserver.control.PackageDeliveryControl

public class PackageDeliveryControl
extends Object

This class creates a PackageDeliveryControl object which manages data for the program. This class handles data loading and saving.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	DATA_LOAD
static final int	DATA_SAVE
static final int	DELIVERY_STATUS
static com.google.gson.Gson	gson
static ArrayList<PackageBase>	masterListOfPackages
static final int	REMOVE

Constructor Summary

Constructors

Constructor	Description
PackageDeliveryControl()	Constructs a PackageDeliveryControl Object.

Method Summary

Modifier and Type	Method	Description
void	adjustPackage(int pkgIndex, int option, boolean newDeliveryStatus, Util.SCREEN_STATE currentState)	Helper method for adjusting a given Package.
void	arrayData(int dataMode)	Helper method for loading or saving application data into JSON format.
com.google.gson.JsonArray	getListAsJSON(Util.SCREEN_STATE currentState)	Helper method that returns master list as.
final void	updateLists()	Helper method to update all lists; lists are also sorted after update.

Methods inherited from class java.lang.Object

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

Field Details

DATA_SAVE

public static final int DATA_SAVE

See Also:

• Constant Field Values

DATA_LOAD

public static final int DATA_LOAD

See Also:

• Constant Field Values

REMOVE

public static final int REMOVE

See Also:

• Constant Field Values

DELIVERY_STATUS

public static final int DELIVERY_STATUS

See Also:

• Constant Field Values

gson

public static com.google.gson.Gson gson

masterListOfPackages

public static ArrayList<PackageBase> masterListOfPackages

Constructor Details

PackageDeliveryControl

public PackageDeliveryControl()

Constructs a PackageDeliveryControl Object. Initializes class fields and also loads in any data from the JSON list.

Method Details

adjustPackage

public void adjustPackage(int pkgIndex,
 int option,
 boolean newDeliveryStatus,
 Util.SCREEN_STATE currentState)

Helper method for adjusting a given Package. Will either remove package or change its delivery state.

Parameters:

pkgIndex - The index of the package in the list.

option - Remove or set delivery status

newDeliveryStatus - The new delivery status, false if Remove is option.

arrayData

public void arrayData(int dataMode)

Helper method for loading or saving application data into JSON format.

Parameters:

dataMode - - Determines if method will save data from or load data to JSON.

getListAsJSON

public com.google.gson.JsonArray getListAsJSON(Util.SCREEN_STATE currentState)

Helper method that returns master list as.

Returns:

Returns master list as JSON object.

updateLists

public final void updateLists()

Helper method to update all lists; lists are also sorted after update. Current time is updated to LocalDateTime.now() here.