UTF8Control.java

package humanize.util;

import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLConnection;
import java.util.Locale;
import java.util.PropertyResourceBundle;
import java.util.ResourceBundle;
import java.util.ResourceBundle.Control;

/**
 * Custom ResourceBundle.Control with UTF8 support.
 * 
 * <br />
 * 
 * Slightly modified from:
 * http://stackoverflow.com/questions/4659929/how-to-use-utf-8-in-resource-
 * properties-with-resourcebundle
 * 
 * @author balusc / balusc.blogspot.com
 * 
 */
public class UTF8Control extends Control
{

    public ResourceBundle newBundle(String baseName, Locale locale, String format, ClassLoader loader, boolean reload)
            throws IllegalAccessException, InstantiationException, IOException
    {

        // The below is a copy of the default implementation.
        String bundleName = toBundleName(baseName, locale);
        String resourceName = toResourceName(bundleName, "properties");
        ResourceBundle bundle = null;
        InputStream stream = (reload) ? reload(loader.getResource(resourceName)) : loader
                .getResourceAsStream(resourceName);

        if (stream != null)
        {
            try
            {
                // Only this line is changed to make it to read properties files
                // as UTF-8.
                bundle = new PropertyResourceBundle(new InputStreamReader(stream, "UTF-8"));
            } finally
            {
                stream.close();
            }
        }
        return bundle;

    }

    private InputStream reload(URL url) throws IOException
    {

        if (url != null)
        {
            URLConnection connection = url.openConnection();
            if (connection != null)
            {
                connection.setUseCaches(false);
                return connection.getInputStream();
            }
        }
        return null;

    }

}