// © 2016 and later: Unicode, Inc. and others.

// License & terms of use: http://www.unicode.org/copyright.html

/*

**********************************************************************

* Copyright (c) 2004-2014, International Business Machines

* Corporation and others.  All Rights Reserved.

**********************************************************************

* Author: Alan Liu

* Created: January 16 2004

* Since: ICU 2.8

**********************************************************************

*/

#include "locbased.h"

#include "uresimp.h"

U_NAMESPACE_BEGIN

const Locale& LocaleBased::getLocale(const Locale& valid U_LIFETIME_BOUND,

                                     const Locale& actual U_LIFETIME_BOUND,

                                     ULocDataLocaleType type,

                                     UErrorCode& status) {

    if (U_FAILURE(status)) {

        return Locale::getRoot();

    }

    switch(type) {

    case ULOC_VALID_LOCALE:

        return valid;

    case ULOC_ACTUAL_LOCALE:

        return actual;

    default:

        status = U_ILLEGAL_ARGUMENT_ERROR;

        return Locale::getRoot();

    }

}

const char* LocaleBased::getLocaleID(const Locale& valid, const Locale& actual,

                                     ULocDataLocaleType type, UErrorCode& status) {

    const Locale& locale = getLocale(valid, actual, type, status);

    if (U_FAILURE(status)) {

        return nullptr;

    }

    return locale == Locale::getRoot() ? kRootLocaleName : locale.getName();

}

U_NAMESPACE_END