Open In App

Currency getInstance() Method in Java with Examples

Improve
Improve
Like Article
Like
Save
Share
Report

The getInstance() Method of Currency class in Java is used to retrieve the instance of this currency for a given currency code.
Syntax: 
 

CURRENCY.getInstance(String currency_code)

Parameters: This method accepts one parameter currency_code which is the currency of a particular currency.
Return Value: This method returns the instance of the currency for a currency code.
Exceptions: The method throws Runtime Error if an invalid code is called.
Below program illustrates the working of getInstance() method:
Program 1:
 

Java




// Java Code to illustrate getInstance() method
 
import java.util.*;
 
public class Currency_Demo {
    public static void main(String[] args)
    {
 
        // Creating a currency with the code
        Currency curr_ency
            = Currency.getInstance("INR");
 
        // Getting the currency code
        System.out.println("Currency Code of India is: "
                           + curr_ency.toString());
    }
}


Output: 

Currency Code of India is: INR

 

Program 2:
 

Java




// Java Code to illustrate toString() method
 
import java.util.*;
 
public class Currency_Demo {
    public static void main(String[] args)
    {
 
        // Creating a currency with the code
        Currency curr_ency
            = Currency.getInstance("USD");
 
        // Getting the currency code
        System.out.println("Currency Code of USA is: "
                           + curr_ency.toString());
    }
}


Output: 

Currency Code of USA is: USD

 

Program 3: For an invalid Currency Code.
 

Java




// Java Code to illustrate getInstance() method
 
import java.util.*;
 
public class Currency_Demo {
    public static void main(String[] args)
    {
        try {
 
            // Creating a currency with the code
            Currency curr_ency
                = Currency.getInstance("USDA");
 
            // Getting the currency code
            String currency_code
                = curr_ency.toString();
            System.out.println("Invalid Currency Code: "
                               + currency_code);
        }
        catch (Exception e) {
            System.out.println(e);
        }
    }
}


Output: 

java.lang.IllegalArgumentException

 



Last Updated : 09 Jul, 2021
Like Article
Save Article
Previous
Next
Share your thoughts in the comments
Similar Reads