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//
// Copyright 2015 Google, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at:
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#pragma once
#include <mutex>
#include <string>
namespace util {
// A simple atomic container class for std::string.
class AtomicString final {
public:
explicit AtomicString(const std::string& str);
AtomicString(const AtomicString&) = delete;
AtomicString& operator=(const AtomicString&) = delete;
~AtomicString() = default;
std::string Get() const;
void Set(const std::string& str);
private:
std::mutex lock_;
std::string str_;
};
} // namespace util
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