ChangeLocaleUtil.java

package org.commcare.utils;

import org.javarosa.core.services.locale.Localization;
import org.javarosa.core.services.locale.Localizer;
import org.javarosa.core.util.NoLocalizedTextException;

public class ChangeLocaleUtil {

    private static String[] removeDefault(String[] raw) {
        String[] output = new String[raw.length - 1];
        int index = 0;
        for (String rawInput : raw) {
            if (!rawInput.equals("default")) {
                output[index] = rawInput;
                index++;
            }
        }
        return output;
    }

    public static String[] translateLocales(String[] raw) {
        String[] translated = new String[raw.length];
        for (int i = 0; i < raw.length; i++) {
            try {
                translated[i] = Localization.get(raw[i]);
            } catch (NoLocalizedTextException e) {
                translated[i] = raw[i];
            }
        }
        return translated;
    }

    public static String[] getLocaleCodes() {
        Localizer lizer = Localization.getGlobalLocalizerAdvanced();
        String[] rawLocales = lizer.getAvailableLocales();
        return removeDefault(rawLocales);
    }

    public static String[] getLocaleNames() {
        String[] rawDefaultRemoved = getLocaleCodes();
        return translateLocales(rawDefaultRemoved);
    }

}