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56 lines
2.0 KiB
56 lines
2.0 KiB
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef LIBTEXTCLASSIFIER_UTILS_I18N_LOCALE_LIST_H_
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#define LIBTEXTCLASSIFIER_UTILS_I18N_LOCALE_LIST_H_
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#include <string>
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#include "utils/i18n/locale.h"
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#include "utils/strings/split.h"
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namespace libtextclassifier3 {
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// Parses and hold data about locales (combined by delimiter ',').
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class LocaleList {
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public:
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// Constructs the
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// - Collection of locale tag from local_tags
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// - Collection of Locale objects from a valid BCP47 tag. (If the tag is
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// invalid, an object is created but return false for IsInvalid() call.
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// - Assigns the first parsed locale to reference_locale.
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static LocaleList ParseFrom(const std::string& locale_tags);
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std::vector<Locale> GetLocales() const { return locales_; }
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std::vector<StringPiece> GetLocaleTags() const { return split_locales_; }
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std::string GetReferenceLocale() const { return reference_locale_; }
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private:
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LocaleList(const std::vector<Locale>& locales,
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const std::vector<StringPiece>& split_locales,
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const StringPiece& reference_locale)
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: locales_(locales),
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split_locales_(split_locales),
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reference_locale_(reference_locale.ToString()) {}
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const std::vector<Locale> locales_;
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const std::vector<StringPiece> split_locales_;
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const std::string reference_locale_;
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};
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} // namespace libtextclassifier3
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#endif // LIBTEXTCLASSIFIER_UTILS_I18N_LOCALE_LIST_H_
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