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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "content/browser/appcache/appcache_navigation_handle_core.h" |
| 6 |
| 7 #include <utility> |
| 8 |
| 9 #include "base/bind.h" |
| 10 #include "content/browser/appcache/appcache_dispatcher_host.h" |
| 11 #include "content/browser/appcache/appcache_host.h" |
| 12 #include "content/browser/appcache/appcache_navigation_handle.h" |
| 13 #include "content/browser/appcache/appcache_service_impl.h" |
| 14 #include "content/browser/appcache/chrome_appcache_service.h" |
| 15 #include "content/public/browser/browser_thread.h" |
| 16 |
| 17 namespace content { |
| 18 |
| 19 AppCacheNavigationHandleCore::AppCacheNavigationHandleCore( |
| 20 base::WeakPtr<AppCacheNavigationHandle> ui_handle, |
| 21 ChromeAppCacheService* appcache_service, |
| 22 int appcache_host_id) |
| 23 : appcache_service_(appcache_service), |
| 24 appcache_host_id_(appcache_host_id), |
| 25 ui_handle_(ui_handle) { |
| 26 // The AppCacheNavigationHandleCore is created on the UI thread but |
| 27 // should only be accessed from the IO thread afterwards. |
| 28 DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| 29 } |
| 30 |
| 31 AppCacheNavigationHandleCore::~AppCacheNavigationHandleCore() { |
| 32 DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| 33 precreated_host_.reset(nullptr); |
| 34 } |
| 35 |
| 36 void AppCacheNavigationHandleCore::Initialize() { |
| 37 DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| 38 DCHECK(precreated_host_.get() == nullptr); |
| 39 precreated_host_.reset( |
| 40 new AppCacheHost(appcache_host_id_, this, GetAppCacheService())); |
| 41 } |
| 42 |
| 43 void AppCacheNavigationHandleCore::CommitNavigation(int process_id) { |
| 44 scoped_refptr<AppCacheDispatcherHost> dispatcher_host = |
| 45 AppCacheDispatcherHost::GetHostForProcess(process_id); |
| 46 // We release ownership of the precreated_host_ here. From this point on |
| 47 // the AppCacheBackendImpl class owns the host. |
| 48 if (dispatcher_host.get()) |
| 49 dispatcher_host->RegisterPrecreatedHost(std::move(precreated_host_)); |
| 50 } |
| 51 |
| 52 AppCacheServiceImpl* AppCacheNavigationHandleCore::GetAppCacheService() { |
| 53 return static_cast<AppCacheServiceImpl*>(appcache_service_.get()); |
| 54 } |
| 55 |
| 56 void AppCacheNavigationHandleCore::OnCacheSelected(int host_id, |
| 57 const AppCacheInfo& info) { |
| 58 DCHECK(false); |
| 59 } |
| 60 |
| 61 void AppCacheNavigationHandleCore::OnStatusChanged( |
| 62 const std::vector<int>& host_ids, |
| 63 AppCacheStatus status) { |
| 64 // Should never be called. |
| 65 DCHECK(false); |
| 66 } |
| 67 |
| 68 void AppCacheNavigationHandleCore::OnEventRaised( |
| 69 const std::vector<int>& host_ids, |
| 70 AppCacheEventID event_id) { |
| 71 // Should never be called. |
| 72 DCHECK(false); |
| 73 } |
| 74 |
| 75 void AppCacheNavigationHandleCore::OnProgressEventRaised( |
| 76 const std::vector<int>& host_ids, |
| 77 const GURL& url, |
| 78 int num_total, |
| 79 int num_complete) { |
| 80 // Should never be called. |
| 81 DCHECK(false); |
| 82 } |
| 83 |
| 84 void AppCacheNavigationHandleCore::OnErrorEventRaised( |
| 85 const std::vector<int>& host_ids, |
| 86 const AppCacheErrorDetails& details) { |
| 87 // Should never be called. |
| 88 DCHECK(false); |
| 89 } |
| 90 |
| 91 void AppCacheNavigationHandleCore::OnLogMessage(int host_id, |
| 92 AppCacheLogLevel log_level, |
| 93 const std::string& message) { |
| 94 // Should never be called. |
| 95 DCHECK(false); |
| 96 } |
| 97 |
| 98 void AppCacheNavigationHandleCore::OnContentBlocked(int host_id, |
| 99 const GURL& manifest_url) { |
| 100 // Should never be called. |
| 101 DCHECK(false); |
| 102 } |
| 103 |
| 104 } // namespace content |
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