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73 lines
3.6 KiB
73 lines
3.6 KiB
package cmpt213.assignment3.packagedeliveries.control;
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import cmpt213.assignment3.packagedeliveries.model.BookPackage;
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import cmpt213.assignment3.packagedeliveries.model.ElectronicPackage;
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import cmpt213.assignment3.packagedeliveries.model.PackageInfo;
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import cmpt213.assignment3.packagedeliveries.model.PerishablePackage;
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import java.time.LocalDateTime;
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/**
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* The PackageFactory class is a factory class that creates a package object based on the type of
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* package that is passed in
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*/
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public class PackageFactory {
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/**
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* > This function creates a new package object based on the package type
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*
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* @param type The type of package.
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* @param name The name of the package.
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* @param notes A string of notes about the package.
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* @param price The price of the package
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* @param weight The weight of the package in kilograms
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* @param delivered Whether or not the package has been delivered
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* @param expectDate The date the package is expected to be delivered.
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* @param author The author of the book.
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* @param expiryDate The date the package expires.
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* @param handlingFee The handling fee for the package.
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* @return A new instance of the package type.
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*/
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public static PackageInfo create(PackageType type, String name, String notes, double price, double weight, boolean delivered, LocalDateTime expectDate, String author, LocalDateTime expiryDate, double handlingFee) {
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return type.getInstance(name, notes, price, weight, delivered, expectDate, author, expiryDate, handlingFee);
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}
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// Creating an enum called PackageType.
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public enum PackageType {
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Book {
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public PackageInfo getInstance(String name, String notes, double price, double weight, boolean delivered, LocalDateTime expectedDate, String author, LocalDateTime expiryDate, double handlingFee) {
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return new BookPackage(name, notes, price, weight, delivered, expectedDate, author);
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}
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},
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Perishable {
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public PackageInfo getInstance(String name, String notes, double price, double weight, boolean delivered, LocalDateTime expectedDate, String author, LocalDateTime expiryDate, double handlingFee) {
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return new PerishablePackage(name, notes, price, weight, delivered, expectedDate, expiryDate);
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}
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},
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Electronic {
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public PackageInfo getInstance(String name, String notes, double price, double weight, boolean delivered, LocalDateTime expectedDate, String author, LocalDateTime expiryDate, double handlingFee) {
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return new ElectronicPackage(name, notes, price, weight, delivered, expectedDate, handlingFee);
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}
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};
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/**
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* It returns a PackageInfo object.
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*
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* @param name The name of the package.
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* @param notes a string that describes the package
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* @param price The price of the package
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* @param weight the weight of the package in kg
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* @param delivered true if the package has been delivered, false otherwise
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* @param expectedDate The date the package is expected to be delivered.
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* @param author The name of the author of the book.
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* @param expiryDate The date when the package expires.
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* @param handlingFee The handling fee for the package.
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* @return A package object
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*/
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public abstract PackageInfo getInstance(String name, String notes, double price, double weight, boolean delivered, LocalDateTime expectedDate, String author, LocalDateTime expiryDate, double handlingFee);
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}
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} |