MessageFormat setLocale() method in Java with Example

The setLocale() method of java.text.MessageFormat class is used to set the new locale in this message format object. 

Syntax:

public void setLocale(Locale locale)

Parameter: This method takes new locale object as a parameter. 

Return Value: This method has nothing to return.

Below are the examples to illustrate the setLocale() method: 

Example 1:

Java

// Java program to demonstrate
// setLocale() method

import java.text.*;
import java.util.*;
import java.io.*;

public class GFG {
    public static void main(String[] argv)
    {
        // creating and initializing  MessageFormat
        MessageFormat mf
            = new MessageFormat("{0, number, #}");

        // setting new Locale for
        // message format object
        // using setLocale() method
        mf.setLocale(new Locale("en-US"));

        // getting Locale
        // used in MessageFormat Object
        Locale locale = mf.getLocale();

        // display the result
        System.out.println("Locale is : " + locale);
    }
}

Output:

Locale is : en-us

Example 2:

Java

// Java program to demonstrate
// setLocale() method

import java.text.*;
import java.util.*;
import java.io.*;

public class GFG {
    public static void main(String[] argv)
    {
        // creating and initializing  MessageFormat
        MessageFormat mf
            = new MessageFormat("{0, number, #}, {2, date, #.#}, {4, time}");

        // setting new Locale for
        // message format object
        // using setLocale() method
        mf.setLocale(new Locale("zh-Hant-TW"));

        // getting Locale
        // used in MessageFormat Object
        Locale locale = mf.getLocale();

        // display the result
        System.out.println("Locale is : " + locale);
    }
}

Output:

Locale is : zh-hant-tw

Reference: https://docs.oracle.com/javase/9/docs/api/java/text/MessageFormat.html#setLocale-java.util.Locale-