job_status_updater.h revision 5821806d5e7f356e8fa4b058a389a808ea183019
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 CHROME_SERVICE_CLOUD_PRINT_JOB_STATUS_UPDATER_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define CHROME_SERVICE_CLOUD_PRINT_JOB_STATUS_UPDATER_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <string> 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/compiler_specific.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/memory/ref_counted.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/threading/thread.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/service/cloud_print/cloud_print_url_fetcher.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "chrome/service/cloud_print/print_system.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "googleurl/src/gurl.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "net/url_request/url_request_status.h" 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Periodically monitors the status of a local print job and updates the 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// cloud print server accordingly. When the job has been completed this 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// object releases the reference to itself which should cause it to 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// self-destruct. 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class JobStatusUpdater : public base::RefCountedThreadSafe<JobStatusUpdater>, 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public CloudPrintURLFetcherDelegate { 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class Delegate { 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual bool OnJobCompleted(JobStatusUpdater* updater) = 0; 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void OnAuthError() = 0; 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protected: 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~Delegate() {} 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) JobStatusUpdater(const std::string& printer_name, 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const std::string& job_id, 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) cloud_print::PlatformJobId& local_job_id, 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const GURL& cloud_print_server_url, 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) cloud_print::PrintSystem* print_system, 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Delegate* delegate); 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Checks the status of the local print job and sends an update. 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void UpdateStatus(); 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void Stop(); 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // CloudPrintURLFetcher::Delegate implementation. 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual CloudPrintURLFetcher::ResponseAction HandleJSONData( 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const net::URLFetcher* source, 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const GURL& url, 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) base::DictionaryValue* json_data, 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool succeeded) OVERRIDE; 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual CloudPrintURLFetcher::ResponseAction OnRequestAuthError() OVERRIDE; 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual std::string GetAuthHeader() OVERRIDE; 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) friend class base::RefCountedThreadSafe<JobStatusUpdater>; 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual ~JobStatusUpdater(); 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string printer_name_; 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) std::string job_id_; 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) cloud_print::PlatformJobId local_job_id_; 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) cloud_print::PrintJobDetails last_job_details_; 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<CloudPrintURLFetcher> request_; 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GURL cloud_print_server_url_; 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<cloud_print::PrintSystem> print_system_; 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Delegate* delegate_; 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // A flag that is set to true in Stop() and will ensure the next scheduled 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // task will do nothing. 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool stopped_; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DISALLOW_COPY_AND_ASSIGN(JobStatusUpdater); 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This typedef is to workaround the issue with certain versions of 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Visual Studio where it gets confused between multiple Delegate 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// classes and gives a C2500 error. (I saw this error on the try bots - 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// the workaround was not needed for my machine). 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)typedef JobStatusUpdater::Delegate JobStatusUpdaterDelegate; 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // CHROME_SERVICE_CLOUD_PRINT_JOB_STATUS_UPDATER_H_ 79