Class Calculator

java.lang.Object

control.Calculator

public class Calculator
extends Object

The Calculator class provides methods for calculating shipping costs based on packet dimensions and weight.

Includes a method for calculating shipping costs using the loaded shipping rules and converting the packet dimensions to metric units if needed using the current setting from SettingsManager and converting method provided by MeasurementSystem. Also uses the ShippingRuleLoader to load the shipping rules from an external JSON file.

See Also:

• ShippingRuleLoader
• SettingsManager
• MeasurementSystem

Constructor Summary

Constructors

Constructor	Description
Calculator()

Method Summary

Modifier and Type	Method	Description
static double	calcShippingCosts(Packet pack)	Calculates the shipping costs based on the dimensions and weight of the given packet.

Methods inherited from class java.lang.Object

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

Constructor Details

Calculator

public Calculator()

Method Details

calcShippingCosts

public static double calcShippingCosts(Packet pack)
                                throws ShippingRuleException

Calculates the shipping costs based on the dimensions and weight of the given packet. Uses the shipping rules loaded from an external JSON file.

Parameters:

pack - the packet for which the shipping costs are to be calculated

Returns:

the calculated shipping costs

Throws:

ShippingRuleException - if the shipping rules cannot be loaded