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67 lines
2.2 KiB
67 lines
2.2 KiB
4 months ago
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// Copyright (C) 2011 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 UPDATE_ENGINE_CROS_CHROME_BROWSER_PROXY_RESOLVER_H_
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#define UPDATE_ENGINE_CROS_CHROME_BROWSER_PROXY_RESOLVER_H_
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#include <deque>
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#include <map>
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#include <string>
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#include <vector>
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#include <base/memory/weak_ptr.h>
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#include "update_engine/common/proxy_resolver.h"
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namespace chromeos_update_engine {
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class ChromeBrowserProxyResolver : public ProxyResolver {
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public:
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ChromeBrowserProxyResolver();
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~ChromeBrowserProxyResolver() override;
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// ProxyResolver:
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ProxyRequestId GetProxiesForUrl(const std::string& url,
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const ProxiesResolvedFn& callback) override;
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bool CancelProxyRequest(ProxyRequestId request) override;
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private:
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// Callback for calls made by GetProxiesForUrl().
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void OnGetChromeProxyServers(ProxyRequestId request_id,
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bool success,
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const std::vector<std::string>& proxies);
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// Finds the callback identified by |request_id| in |pending_callbacks_|,
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// passes |proxies| to it, and deletes it. Does nothing if the request has
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// been cancelled.
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void RunCallback(ProxyRequestId request_id,
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const std::deque<std::string>& proxies);
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// Next ID to return from GetProxiesForUrl().
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ProxyRequestId next_request_id_;
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// Callbacks that were passed to GetProxiesForUrl() but haven't yet been run.
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std::map<ProxyRequestId, ProxiesResolvedFn> pending_callbacks_;
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base::WeakPtrFactory<ChromeBrowserProxyResolver> weak_ptr_factory_;
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DISALLOW_COPY_AND_ASSIGN(ChromeBrowserProxyResolver);
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};
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} // namespace chromeos_update_engine
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#endif // UPDATE_ENGINE_CROS_CHROME_BROWSER_PROXY_RESOLVER_H_
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