| OLD | NEW |
| 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2009 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 "chrome/browser/sync/syncable/directory_manager.h" | 5 #include "chrome/browser/sync/syncable/directory_manager.h" |
| 6 | 6 |
| 7 #include <map> | 7 #include <map> |
| 8 #include <set> | 8 #include <set> |
| 9 #include <iterator> | 9 #include <iterator> |
| 10 | 10 |
| (...skipping 26 matching lines...) Expand all Loading... |
| 37 } | 37 } |
| 38 | 38 |
| 39 DirectoryManager::DirectoryManager(const FilePath& path) | 39 DirectoryManager::DirectoryManager(const FilePath& path) |
| 40 : root_path_(path), | 40 : root_path_(path), |
| 41 managed_directory_(NULL), | 41 managed_directory_(NULL), |
| 42 channel_(new Channel(DirectoryManagerShutdownEvent())), | 42 channel_(new Channel(DirectoryManagerShutdownEvent())), |
| 43 cryptographer_(new Cryptographer) { | 43 cryptographer_(new Cryptographer) { |
| 44 } | 44 } |
| 45 | 45 |
| 46 DirectoryManager::~DirectoryManager() { | 46 DirectoryManager::~DirectoryManager() { |
| 47 AutoLock lock(lock_); | 47 base::AutoLock lock(lock_); |
| 48 DCHECK_EQ(managed_directory_, static_cast<Directory*>(NULL)) | 48 DCHECK_EQ(managed_directory_, static_cast<Directory*>(NULL)) |
| 49 << "Dir " << managed_directory_->name() << " not closed!"; | 49 << "Dir " << managed_directory_->name() << " not closed!"; |
| 50 delete channel_; | 50 delete channel_; |
| 51 } | 51 } |
| 52 | 52 |
| 53 bool DirectoryManager::Open(const std::string& name) { | 53 bool DirectoryManager::Open(const std::string& name) { |
| 54 bool was_open = false; | 54 bool was_open = false; |
| 55 const DirOpenResult result = OpenImpl(name, | 55 const DirOpenResult result = OpenImpl(name, |
| 56 GetSyncDataDatabasePath(), &was_open); | 56 GetSyncDataDatabasePath(), &was_open); |
| 57 return syncable::OPENED == result; | 57 return syncable::OPENED == result; |
| 58 } | 58 } |
| 59 | 59 |
| 60 // Opens a directory. Returns false on error. | 60 // Opens a directory. Returns false on error. |
| 61 DirOpenResult DirectoryManager::OpenImpl(const std::string& name, | 61 DirOpenResult DirectoryManager::OpenImpl(const std::string& name, |
| 62 const FilePath& path, | 62 const FilePath& path, |
| 63 bool* was_open) { | 63 bool* was_open) { |
| 64 bool opened = false; | 64 bool opened = false; |
| 65 { | 65 { |
| 66 AutoLock lock(lock_); | 66 base::AutoLock lock(lock_); |
| 67 // Check to see if it's already open. | 67 // Check to see if it's already open. |
| 68 if (managed_directory_) { | 68 if (managed_directory_) { |
| 69 DCHECK_EQ(ComparePathNames(name, managed_directory_->name()), 0) | 69 DCHECK_EQ(ComparePathNames(name, managed_directory_->name()), 0) |
| 70 << "Can't open more than one directory."; | 70 << "Can't open more than one directory."; |
| 71 opened = *was_open = true; | 71 opened = *was_open = true; |
| 72 } | 72 } |
| 73 } | 73 } |
| 74 | 74 |
| 75 if (opened) | 75 if (opened) |
| 76 return syncable::OPENED; | 76 return syncable::OPENED; |
| 77 // Otherwise, open it. | 77 // Otherwise, open it. |
| 78 | 78 |
| 79 scoped_ptr<Directory> dir(new Directory); | 79 scoped_ptr<Directory> dir(new Directory); |
| 80 const DirOpenResult result = dir->Open(path, name); | 80 const DirOpenResult result = dir->Open(path, name); |
| 81 if (syncable::OPENED == result) { | 81 if (syncable::OPENED == result) { |
| 82 AutoLock lock(lock_); | 82 base::AutoLock lock(lock_); |
| 83 managed_directory_ = dir.release(); | 83 managed_directory_ = dir.release(); |
| 84 } | 84 } |
| 85 return result; | 85 return result; |
| 86 } | 86 } |
| 87 | 87 |
| 88 // Marks a directory as closed. It might take a while until all the file | 88 // Marks a directory as closed. It might take a while until all the file |
| 89 // handles and resources are freed by other threads. | 89 // handles and resources are freed by other threads. |
| 90 void DirectoryManager::Close(const std::string& name) { | 90 void DirectoryManager::Close(const std::string& name) { |
| 91 // Erase from mounted and opened directory lists. | 91 // Erase from mounted and opened directory lists. |
| 92 { | 92 { |
| 93 AutoLock lock(lock_); | 93 base::AutoLock lock(lock_); |
| 94 if (!managed_directory_ || | 94 if (!managed_directory_ || |
| 95 ComparePathNames(name, managed_directory_->name()) != 0) { | 95 ComparePathNames(name, managed_directory_->name()) != 0) { |
| 96 // It wasn't open. | 96 // It wasn't open. |
| 97 return; | 97 return; |
| 98 } | 98 } |
| 99 } | 99 } |
| 100 | 100 |
| 101 // TODO(timsteele): No lock?! | 101 // TODO(timsteele): No lock?! |
| 102 // Notify listeners. | 102 // Notify listeners. |
| 103 managed_directory_->channel()->NotifyListeners(DIRECTORY_CLOSED); | 103 managed_directory_->channel()->NotifyListeners(DIRECTORY_CLOSED); |
| 104 DirectoryManagerEvent event = { DirectoryManagerEvent::CLOSED, name }; | 104 DirectoryManagerEvent event = { DirectoryManagerEvent::CLOSED, name }; |
| 105 channel_->NotifyListeners(event); | 105 channel_->NotifyListeners(event); |
| 106 | 106 |
| 107 delete managed_directory_; | 107 delete managed_directory_; |
| 108 managed_directory_ = NULL; | 108 managed_directory_ = NULL; |
| 109 } | 109 } |
| 110 | 110 |
| 111 void DirectoryManager::FinalSaveChangesForAll() { | 111 void DirectoryManager::FinalSaveChangesForAll() { |
| 112 AutoLock lock(lock_); | 112 base::AutoLock lock(lock_); |
| 113 if (managed_directory_) | 113 if (managed_directory_) |
| 114 managed_directory_->SaveChanges(); | 114 managed_directory_->SaveChanges(); |
| 115 } | 115 } |
| 116 | 116 |
| 117 void DirectoryManager::GetOpenDirectories(DirNames* result) { | 117 void DirectoryManager::GetOpenDirectories(DirNames* result) { |
| 118 result->clear(); | 118 result->clear(); |
| 119 AutoLock lock(lock_); | 119 base::AutoLock lock(lock_); |
| 120 if (managed_directory_) | 120 if (managed_directory_) |
| 121 result->push_back(managed_directory_->name()); | 121 result->push_back(managed_directory_->name()); |
| 122 } | 122 } |
| 123 | 123 |
| 124 ScopedDirLookup::ScopedDirLookup(DirectoryManager* dirman, | 124 ScopedDirLookup::ScopedDirLookup(DirectoryManager* dirman, |
| 125 const std::string& name) : dirman_(dirman) { | 125 const std::string& name) : dirman_(dirman) { |
| 126 dir_ = dirman->managed_directory_ && | 126 dir_ = dirman->managed_directory_ && |
| 127 (ComparePathNames(name, dirman->managed_directory_->name()) == 0) ? | 127 (ComparePathNames(name, dirman->managed_directory_->name()) == 0) ? |
| 128 dirman->managed_directory_ : NULL; | 128 dirman->managed_directory_ : NULL; |
| 129 good_ = dir_ != NULL; | 129 good_ = dir_ != NULL; |
| 130 good_checked_ = false; | 130 good_checked_ = false; |
| 131 } | 131 } |
| 132 | 132 |
| 133 ScopedDirLookup::~ScopedDirLookup() { } | 133 ScopedDirLookup::~ScopedDirLookup() { } |
| 134 | 134 |
| 135 Directory* ScopedDirLookup::operator -> () const { | 135 Directory* ScopedDirLookup::operator -> () const { |
| 136 CHECK(good_checked_); | 136 CHECK(good_checked_); |
| 137 DCHECK(good_); | 137 DCHECK(good_); |
| 138 return dir_; | 138 return dir_; |
| 139 } | 139 } |
| 140 | 140 |
| 141 ScopedDirLookup::operator Directory* () const { | 141 ScopedDirLookup::operator Directory* () const { |
| 142 CHECK(good_checked_); | 142 CHECK(good_checked_); |
| 143 DCHECK(good_); | 143 DCHECK(good_); |
| 144 return dir_; | 144 return dir_; |
| 145 } | 145 } |
| 146 | 146 |
| 147 } // namespace syncable | 147 } // namespace syncable |
| OLD | NEW |