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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "webkit/fileapi/media/mtp_device_map_service.h" | 5 #include "webkit/fileapi/media/mtp_device_map_service.h" |
6 | 6 |
7 #include <string> | 7 #include <string> |
8 #include <utility> | 8 #include <utility> |
9 | 9 |
10 #include "base/stl_util.h" | 10 #include "base/stl_util.h" |
11 #include "webkit/fileapi/isolated_context.h" | 11 #include "webkit/fileapi/isolated_context.h" |
12 #include "webkit/fileapi/media/mtp_device_delegate.h" | 12 #include "webkit/fileapi/media/mtp_device_delegate.h" |
13 | 13 |
14 namespace fileapi { | 14 namespace fileapi { |
15 | 15 |
16 namespace { | 16 namespace { |
17 | 17 |
18 base::LazyInstance<MTPDeviceMapService> g_mtp_device_map_service = | 18 base::LazyInstance<MTPDeviceMapService> g_mtp_device_map_service = |
19 LAZY_INSTANCE_INITIALIZER; | 19 LAZY_INSTANCE_INITIALIZER; |
20 | 20 |
21 } // namespace | 21 } // namespace |
22 | 22 |
23 // static | 23 // static |
24 MTPDeviceMapService* MTPDeviceMapService::GetInstance() { | 24 MTPDeviceMapService* MTPDeviceMapService::GetInstance() { |
25 return g_mtp_device_map_service.Pointer(); | 25 return g_mtp_device_map_service.Pointer(); |
26 } | 26 } |
27 | 27 |
28 void MTPDeviceMapService::AddDelegate( | 28 void MTPDeviceMapService::AddDelegate( |
29 const FilePath::StringType& device_location, | 29 const base::FilePath::StringType& device_location, |
30 MTPDeviceDelegate* delegate) { | 30 MTPDeviceDelegate* delegate) { |
31 DCHECK(delegate); | 31 DCHECK(delegate); |
32 DCHECK(!device_location.empty()); | 32 DCHECK(!device_location.empty()); |
33 base::AutoLock lock(lock_); | 33 base::AutoLock lock(lock_); |
34 if (ContainsKey(delegate_map_, device_location)) | 34 if (ContainsKey(delegate_map_, device_location)) |
35 return; | 35 return; |
36 | 36 |
37 delegate_map_[device_location] = delegate; | 37 delegate_map_[device_location] = delegate; |
38 } | 38 } |
39 | 39 |
40 void MTPDeviceMapService::RemoveDelegate( | 40 void MTPDeviceMapService::RemoveDelegate( |
41 const FilePath::StringType& device_location) { | 41 const base::FilePath::StringType& device_location) { |
42 base::AutoLock lock(lock_); | 42 base::AutoLock lock(lock_); |
43 DelegateMap::iterator it = delegate_map_.find(device_location); | 43 DelegateMap::iterator it = delegate_map_.find(device_location); |
44 DCHECK(it != delegate_map_.end()); | 44 DCHECK(it != delegate_map_.end()); |
45 it->second->CancelPendingTasksAndDeleteDelegate(); | 45 it->second->CancelPendingTasksAndDeleteDelegate(); |
46 delegate_map_.erase(it); | 46 delegate_map_.erase(it); |
47 } | 47 } |
48 | 48 |
49 MTPDeviceDelegate* MTPDeviceMapService::GetMTPDeviceDelegate( | 49 MTPDeviceDelegate* MTPDeviceMapService::GetMTPDeviceDelegate( |
50 const std::string& filesystem_id) { | 50 const std::string& filesystem_id) { |
51 FilePath device_path; | 51 base::FilePath device_path; |
52 if (!IsolatedContext::GetInstance()->GetRegisteredPath(filesystem_id, | 52 if (!IsolatedContext::GetInstance()->GetRegisteredPath(filesystem_id, |
53 &device_path)) { | 53 &device_path)) { |
54 return NULL; | 54 return NULL; |
55 } | 55 } |
56 | 56 |
57 const FilePath::StringType& device_location = device_path.value(); | 57 const base::FilePath::StringType& device_location = device_path.value(); |
58 DCHECK(!device_location.empty()); | 58 DCHECK(!device_location.empty()); |
59 | 59 |
60 base::AutoLock lock(lock_); | 60 base::AutoLock lock(lock_); |
61 DelegateMap::const_iterator it = delegate_map_.find(device_location); | 61 DelegateMap::const_iterator it = delegate_map_.find(device_location); |
62 return (it != delegate_map_.end()) ? it->second : NULL; | 62 return (it != delegate_map_.end()) ? it->second : NULL; |
63 } | 63 } |
64 | 64 |
65 MTPDeviceMapService::MTPDeviceMapService() { | 65 MTPDeviceMapService::MTPDeviceMapService() { |
66 } | 66 } |
67 | 67 |
68 MTPDeviceMapService::~MTPDeviceMapService() {} | 68 MTPDeviceMapService::~MTPDeviceMapService() {} |
69 | 69 |
70 } // namespace fileapi | 70 } // namespace fileapi |
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