http://www.bouncycastle.org/java.html: The Bouncy Castle Crypto package is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.5 to JDK 1.8.
  • The Legion of the Bouncy Castle Inc. 
package org.bouncycastle.i18n;

import java.io.UnsupportedEncodingException;
import java.util.Locale;

public class LocaleString extends LocalizedMessage
{

    public LocaleString(String resource, String id)
    {
        super(resource, id);
    }
    
    public LocaleString(String resource, String id, String encoding) throws NullPointerException, UnsupportedEncodingException
    {
        super(resource, id, encoding);
    }

    public LocaleString(String resource, String id, String encoding, Object[] arguments)
        throws NullPointerException, UnsupportedEncodingException
    {
        super(resource, id, encoding, arguments);
    }
    
    public String getLocaleString(Locale locale)
    {
        return this.getEntry(null, locale, null);
    }
    
}