Enum Class Currency

java.lang.Object

java.lang.Enum<Currency>

data.Currency

All Implemented Interfaces:

Serializable, Comparable<Currency>, Constable

public enum Currency
extends Enum<Currency>

The Currency enum represents different currencies and provides methods for converting between them.

Includes methods for converting an amount from the currency to Euro and vice versa and a method to find a Currency by its display string.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
BRITISH_POUND	The British Pound currency, last updated on 2024-12-01.
EURO	The Euro currency, last updated on 2024-12-01.
US_DOLLAR	The US Dollar currency, last updated on 2024-12-01.

Method Summary

Modifier and Type	Method	Description
double	convertFromEuro(double amount)	Converts an amount from Euro to this currency, rounding to two decimal places.
String	convertToDisplayString()	Returns a user-friendly display string for the currency.
double	convertToEuro(double amount)	Converts an amount from this currency to Euro, rounding to two decimal places.
static Currency	fromDisplayString(String displayString)	Finds a Currency by its display string.
String	getSymbol()	Returns the currency symbol.
static Currency	valueOf(String name)	Returns the enum constant of this class with the specified name.
static Currency[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

EURO

public static final Currency EURO

The Euro currency, last updated on 2024-12-01.

US_DOLLAR

public static final Currency US_DOLLAR

The US Dollar currency, last updated on 2024-12-01.

BRITISH_POUND

public static final Currency BRITISH_POUND

The British Pound currency, last updated on 2024-12-01.

Method Details

values

public static Currency[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static Currency valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null

convertToDisplayString

public String convertToDisplayString()

Returns a user-friendly display string for the currency.

Returns:

the display string

getSymbol

public String getSymbol()

Returns the currency symbol.

Returns:

the currency symbol as a string

fromDisplayString

public static Currency fromDisplayString(String displayString)

Finds a Currency by its display string.

Parameters:

displayString - the display string to search for

Returns:

the corresponding Currency

Throws:

IllegalArgumentException - if no match is found

convertToEuro

public double convertToEuro(double amount)

Converts an amount from this currency to Euro, rounding to two decimal places.

Parameters:

amount - the amount to convert

Returns:

the amount in Euro

convertFromEuro

public double convertFromEuro(double amount)

Converts an amount from Euro to this currency, rounding to two decimal places.

Parameters:

amount - the amount to convert

Returns:

the amount in this currency