| // Copyright 2019 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chromecast/common/queryable_data.h" |
| |
| #include <utility> |
| |
| namespace chromecast { |
| |
| namespace { |
| QueryableData& GetQueryableData() { |
| static base::NoDestructor<QueryableData> queryable_data; |
| return *queryable_data; |
| } |
| } // namespace |
| |
| // static |
| void QueryableData::RegisterQueryableValue(const std::string& query_key, |
| base::Value initial_value) { |
| DCHECK_CALLED_ON_VALID_SEQUENCE(GetQueryableData().sequence_checker_); |
| GetQueryableData().queryable_values_[query_key] = std::move(initial_value); |
| } |
| |
| // static |
| const base::Value* QueryableData::Query(const std::string& query_key) { |
| DCHECK_CALLED_ON_VALID_SEQUENCE(GetQueryableData().sequence_checker_); |
| const QueryableData& data = GetQueryableData(); |
| |
| auto value = data.queryable_values_.find(query_key); |
| if (value == data.queryable_values_.end()) |
| return nullptr; |
| return &value->second; |
| } |
| |
| // static |
| const QueryableData::ValueMap& QueryableData::GetValues() { |
| DCHECK_CALLED_ON_VALID_SEQUENCE(GetQueryableData().sequence_checker_); |
| const QueryableData& data = GetQueryableData(); |
| return data.queryable_values_; |
| } |
| |
| QueryableData::QueryableData() {} |
| |
| QueryableData::~QueryableData() { |
| DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_); |
| } |
| |
| } // namespace chromecast |