Java ResourceBundle getBaseBundleName() Method

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Description

The java ResourceBundle getBaseBundleName(String key) method returns the base name of this bundle, if known, or null if unknown. If not null, then this is the value of the baseName parameter that was passed to the ResourceBundle.getBundle(...) method when the resource bundle was loaded.

Declaration

Following is the declaration for java.util.ResourceBundle.getBaseBundleName() method

public String getBaseBundleName()

Parameters

NA

Return Value

This method returns the base name of the resource bundle, as provided to and expected by the ResourceBundle.getBundle(...) methods..

Exception

NA

Getting Base Name of a Resource Bundle of US Locale

The following example shows the usage of Java ResourceBundle getBaseBundleName() method get the base nae of the bundle. We've created a resource bundle of US Locale for the corresponding hello_en_US.properties file. Then we printed the text assigned to key hello. Using getBaseBundleName() method, we printed the base bundle name.

package com.tutorialspoint;

import java.util.Locale;
import java.util.ResourceBundle;

public class ResourceBundleDemo {
   public static void main(String[] args) {

      // create a new ResourceBundle with specified locale
      ResourceBundle bundle = ResourceBundle.getBundle("hello", Locale.US);

      // print the text assigned to key "hello"
      System.out.println(bundle.getString("hello"));

      // print the base name of the bundle
      System.out.println(bundle.getBaseBundleName());
   }
}

Output

Assuming we have a resource file hello_en_US.properties available in your CLASSPATH, with the following content. This file will be used as an input for our example program −

hello = Hello World!

Let us compile and run the above program, this will produce the following result −

Hello World!
hello

Getting Base Name of a Resource Bundle of FRANCE Locale

The following example shows the usage of Java ResourceBundle getBaseBundleName() method get the base nae of the bundle. We've created a resource bundle of French Locale for the corresponding hello_fr_FR.properties file. Then we printed the text assigned to key hello. Using getBaseBundleName() method, we printed the base bundle name.

package com.tutorialspoint;

import java.util.Locale;
import java.util.ResourceBundle;

public class ResourceBundleDemo {
   public static void main(String[] args) {

      // create a new ResourceBundle with specified locale
      ResourceBundle bundle = ResourceBundle.getBundle("hello", Locale.FRANCE);

      // print the text assigned to key "hello"
      System.out.println("" + bundle.getString("hello"));

      // print the base name of the bundle
      System.out.println(bundle.getBaseBundleName());
   }
}

Output

Assuming we have a resource file hello_fr_FR.properties available in your CLASSPATH, with the following content. This file will be used as an input for our example program −

hello = Bonjour le monde!

Let us compile and run the above program, this will produce the following result −

Bonjour le monde!
hello

Getting Base Name of a Resource Bundle of GERMANY Locale

The following example shows the usage of Java ResourceBundle getBaseBundleName() method get the base nae of the bundle. We've created a resource bundle of German Locale for the corresponding hello_de_DE.properties file. Then we printed the text assigned to key hello. Using getBaseBundleName() method, we printed the base bundle name.

package com.tutorialspoint;

import java.util.Locale;
import java.util.ResourceBundle;

public class ResourceBundleDemo {
   public static void main(String[] args) {

      // create a new ResourceBundle with specified locale
      ResourceBundle bundle = ResourceBundle.getBundle("hello", Locale.GERMANY);

      // print the text assigned to key "hello"
      System.out.println("" + bundle.getString("hello"));

      // print the base name of the bundle
      System.out.println(bundle.getBaseBundleName());
   }
}

Output

Assuming we have a resource file hello_de_DE.properties available in your CLASSPATH, with the following content. This file will be used as an input for our example program −

hello = Hallo Welt!

Let us compile and run the above program, this will produce the following result −

Hallo Welt!
hello