15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef CONTENT_PUBLIC_BROWSER_WORKER_SERVICE_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define CONTENT_PUBLIC_BROWSER_WORKER_SERVICE_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <vector> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1058e6fbe4ee35d65e14b626c557d37565bf8ad179Ben Murdoch#include "base/process/process.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/common/content_export.h" 127dbb3d5cf0c15f500944d211057644d6a2f37371Ben Murdoch#include "url/gurl.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace content { 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class WorkerServiceObserver; 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A singleton for managing HTML5 shared web workers. These are run in a 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// separate process, since multiple renderer processes can be talking to a 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// single shared worker. All the methods below can only be called on the IO 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// thread. 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class WorkerService { 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~WorkerService() {} 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Returns the WorkerService singleton. 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) CONTENT_EXPORT static WorkerService* GetInstance(); 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Terminates the given worker. Returns true if the process was found. 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool TerminateWorker(int process_id, int route_id) = 0; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) struct WorkerInfo { 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GURL url; 34a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) base::string16 name; 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int process_id; 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int route_id; 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::ProcessHandle handle; 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Return information about all the currently running workers. 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual std::vector<WorkerInfo> GetWorkers() = 0; 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void AddObserver(WorkerServiceObserver* observer) = 0; 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void RemoveObserver(WorkerServiceObserver* observer) = 0; 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace content 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // CONTENT_PUBLIC_BROWSER_PLUGIN_SERVICE_H_ 50