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Unified Diff: chrome/browser/chromeos/file_system_provider/provided_file_system.cc

Issue 440653003: [fsp] Add support for aborting running operations. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Fixed DCHECKs. Created 6 years, 4 months ago
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Index: chrome/browser/chromeos/file_system_provider/provided_file_system.cc
diff --git a/chrome/browser/chromeos/file_system_provider/provided_file_system.cc b/chrome/browser/chromeos/file_system_provider/provided_file_system.cc
index 4f8ff7d200fff3dbe8623ab76c3c7680e9b02f85..55a2c025338eb44272ebf39116f490dff338bc14 100644
--- a/chrome/browser/chromeos/file_system_provider/provided_file_system.cc
+++ b/chrome/browser/chromeos/file_system_provider/provided_file_system.cc
@@ -4,9 +4,12 @@
#include "chrome/browser/chromeos/file_system_provider/provided_file_system.h"
+#include <vector>
+
#include "base/debug/trace_event.h"
#include "base/files/file.h"
#include "chrome/browser/chromeos/file_system_provider/notification_manager.h"
+#include "chrome/browser/chromeos/file_system_provider/operations/abort.h"
#include "chrome/browser/chromeos/file_system_provider/operations/close_file.h"
#include "chrome/browser/chromeos/file_system_provider/operations/copy_entry.h"
#include "chrome/browser/chromeos/file_system_provider/operations/create_directory.h"
@@ -31,6 +34,13 @@ class IOBuffer;
namespace chromeos {
namespace file_system_provider {
+namespace {
+
+// Dicards the result of Abort() when called from the destructor.
+void EmptyStatusCallback(base::File::Error /* result */) {
+}
+
+} // namespace
ProvidedFileSystem::ProvidedFileSystem(
Profile* profile,
@@ -44,156 +54,203 @@ ProvidedFileSystem::ProvidedFileSystem(
weak_ptr_factory_(this) {
}
-ProvidedFileSystem::~ProvidedFileSystem() {}
+ProvidedFileSystem::~ProvidedFileSystem() {
+ const std::vector<int> request_ids = request_manager_.GetActiveRequestIds();
+ for (size_t i = 0; i < request_ids.size(); ++i) {
+ Abort(request_ids[i], base::Bind(&EmptyStatusCallback));
+ }
+}
-void ProvidedFileSystem::RequestUnmount(
+ProvidedFileSystem::AbortCallback ProvidedFileSystem::RequestUnmount(
const fileapi::AsyncFileUtil::StatusCallback& callback) {
- if (!request_manager_.CreateRequest(
- REQUEST_UNMOUNT,
- scoped_ptr<RequestManager::HandlerInterface>(new operations::Unmount(
- event_router_, file_system_info_, callback)))) {
+ const int request_id = request_manager_.CreateRequest(
+ REQUEST_UNMOUNT,
+ scoped_ptr<RequestManager::HandlerInterface>(
+ new operations::Unmount(event_router_, file_system_info_, callback)));
+ if (!request_id) {
callback.Run(base::File::FILE_ERROR_SECURITY);
+ return AbortCallback();
}
+
+ return base::Bind(
+ &ProvidedFileSystem::Abort, weak_ptr_factory_.GetWeakPtr(), request_id);
}
-void ProvidedFileSystem::GetMetadata(const base::FilePath& entry_path,
- const GetMetadataCallback& callback) {
- if (!request_manager_.CreateRequest(
- GET_METADATA,
- scoped_ptr<RequestManager::HandlerInterface>(
- new operations::GetMetadata(
- event_router_, file_system_info_, entry_path, callback)))) {
+ProvidedFileSystem::AbortCallback ProvidedFileSystem::GetMetadata(
+ const base::FilePath& entry_path,
+ const GetMetadataCallback& callback) {
+ const int request_id = request_manager_.CreateRequest(
+ GET_METADATA,
+ scoped_ptr<RequestManager::HandlerInterface>(new operations::GetMetadata(
+ event_router_, file_system_info_, entry_path, callback)));
+ if (!request_id) {
callback.Run(EntryMetadata(), base::File::FILE_ERROR_SECURITY);
+ return AbortCallback();
}
+
+ return base::Bind(
+ &ProvidedFileSystem::Abort, weak_ptr_factory_.GetWeakPtr(), request_id);
}
-void ProvidedFileSystem::ReadDirectory(
+ProvidedFileSystem::AbortCallback ProvidedFileSystem::ReadDirectory(
const base::FilePath& directory_path,
const fileapi::AsyncFileUtil::ReadDirectoryCallback& callback) {
- if (!request_manager_.CreateRequest(
- READ_DIRECTORY,
- scoped_ptr<
- RequestManager::HandlerInterface>(new operations::ReadDirectory(
- event_router_, file_system_info_, directory_path, callback)))) {
+ const int request_id = request_manager_.CreateRequest(
+ READ_DIRECTORY,
+ scoped_ptr<RequestManager::HandlerInterface>(
+ new operations::ReadDirectory(
+ event_router_, file_system_info_, directory_path, callback)));
+ if (!request_id) {
callback.Run(base::File::FILE_ERROR_SECURITY,
fileapi::AsyncFileUtil::EntryList(),
false /* has_more */);
+ return AbortCallback();
}
+
+ return base::Bind(
+ &ProvidedFileSystem::Abort, weak_ptr_factory_.GetWeakPtr(), request_id);
}
-void ProvidedFileSystem::ReadFile(int file_handle,
- net::IOBuffer* buffer,
- int64 offset,
- int length,
- const ReadChunkReceivedCallback& callback) {
+ProvidedFileSystem::AbortCallback ProvidedFileSystem::ReadFile(
+ int file_handle,
+ net::IOBuffer* buffer,
+ int64 offset,
+ int length,
+ const ReadChunkReceivedCallback& callback) {
TRACE_EVENT1(
"file_system_provider", "ProvidedFileSystem::ReadFile", "length", length);
- if (!request_manager_.CreateRequest(
- READ_FILE,
- make_scoped_ptr<RequestManager::HandlerInterface>(
- new operations::ReadFile(event_router_,
- file_system_info_,
- file_handle,
- buffer,
- offset,
- length,
- callback)))) {
+ const int request_id = request_manager_.CreateRequest(
+ READ_FILE,
+ make_scoped_ptr<RequestManager::HandlerInterface>(
+ new operations::ReadFile(event_router_,
+ file_system_info_,
+ file_handle,
+ buffer,
+ offset,
+ length,
+ callback)));
+ if (!request_id) {
callback.Run(0 /* chunk_length */,
false /* has_more */,
base::File::FILE_ERROR_SECURITY);
+ return AbortCallback();
}
+
+ return base::Bind(
+ &ProvidedFileSystem::Abort, weak_ptr_factory_.GetWeakPtr(), request_id);
}
-void ProvidedFileSystem::OpenFile(const base::FilePath& file_path,
- OpenFileMode mode,
- const OpenFileCallback& callback) {
- if (!request_manager_.CreateRequest(
- OPEN_FILE,
- scoped_ptr<RequestManager::HandlerInterface>(
- new operations::OpenFile(event_router_,
- file_system_info_,
- file_path,
- mode,
- callback)))) {
+ProvidedFileSystem::AbortCallback ProvidedFileSystem::OpenFile(
+ const base::FilePath& file_path,
+ OpenFileMode mode,
+ const OpenFileCallback& callback) {
+ const int request_id = request_manager_.CreateRequest(
+ OPEN_FILE,
+ scoped_ptr<RequestManager::HandlerInterface>(new operations::OpenFile(
+ event_router_, file_system_info_, file_path, mode, callback)));
+ if (!request_id) {
callback.Run(0 /* file_handle */, base::File::FILE_ERROR_SECURITY);
+ return AbortCallback();
}
+
+ return base::Bind(
+ &ProvidedFileSystem::Abort, weak_ptr_factory_.GetWeakPtr(), request_id);
}
-void ProvidedFileSystem::CloseFile(
+ProvidedFileSystem::AbortCallback ProvidedFileSystem::CloseFile(
int file_handle,
const fileapi::AsyncFileUtil::StatusCallback& callback) {
- if (!request_manager_.CreateRequest(
- CLOSE_FILE,
- scoped_ptr<RequestManager::HandlerInterface>(
- new operations::CloseFile(
- event_router_, file_system_info_, file_handle, callback)))) {
+ const int request_id = request_manager_.CreateRequest(
+ CLOSE_FILE,
+ scoped_ptr<RequestManager::HandlerInterface>(new operations::CloseFile(
+ event_router_, file_system_info_, file_handle, callback)));
+ if (!request_id) {
callback.Run(base::File::FILE_ERROR_SECURITY);
+ return AbortCallback();
}
+
+ return base::Bind(
+ &ProvidedFileSystem::Abort, weak_ptr_factory_.GetWeakPtr(), request_id);
}
-void ProvidedFileSystem::CreateDirectory(
+ProvidedFileSystem::AbortCallback ProvidedFileSystem::CreateDirectory(
const base::FilePath& directory_path,
bool exclusive,
bool recursive,
const fileapi::AsyncFileUtil::StatusCallback& callback) {
- if (!request_manager_.CreateRequest(
- CREATE_DIRECTORY,
- scoped_ptr<RequestManager::HandlerInterface>(
- new operations::CreateDirectory(event_router_,
- file_system_info_,
- directory_path,
- exclusive,
- recursive,
- callback)))) {
+ const int request_id = request_manager_.CreateRequest(
+ CREATE_DIRECTORY,
+ scoped_ptr<RequestManager::HandlerInterface>(
+ new operations::CreateDirectory(event_router_,
+ file_system_info_,
+ directory_path,
+ exclusive,
+ recursive,
+ callback)));
+ if (!request_id) {
callback.Run(base::File::FILE_ERROR_SECURITY);
+ return AbortCallback();
}
+
+ return base::Bind(
+ &ProvidedFileSystem::Abort, weak_ptr_factory_.GetWeakPtr(), request_id);
}
-void ProvidedFileSystem::DeleteEntry(
+ProvidedFileSystem::AbortCallback ProvidedFileSystem::DeleteEntry(
const base::FilePath& entry_path,
bool recursive,
const fileapi::AsyncFileUtil::StatusCallback& callback) {
- if (!request_manager_.CreateRequest(
- DELETE_ENTRY,
- scoped_ptr<RequestManager::HandlerInterface>(
- new operations::DeleteEntry(event_router_,
- file_system_info_,
- entry_path,
- recursive,
- callback)))) {
+ const int request_id = request_manager_.CreateRequest(
+ DELETE_ENTRY,
+ scoped_ptr<RequestManager::HandlerInterface>(new operations::DeleteEntry(
+ event_router_, file_system_info_, entry_path, recursive, callback)));
+ if (!request_id) {
callback.Run(base::File::FILE_ERROR_SECURITY);
+ return AbortCallback();
}
+
+ return base::Bind(
+ &ProvidedFileSystem::Abort, weak_ptr_factory_.GetWeakPtr(), request_id);
}
-void ProvidedFileSystem::CreateFile(
+ProvidedFileSystem::AbortCallback ProvidedFileSystem::CreateFile(
const base::FilePath& file_path,
const fileapi::AsyncFileUtil::StatusCallback& callback) {
- if (!request_manager_.CreateRequest(
- CREATE_FILE,
- scoped_ptr<RequestManager::HandlerInterface>(
- new operations::CreateFile(
- event_router_, file_system_info_, file_path, callback)))) {
+ const int request_id = request_manager_.CreateRequest(
+ CREATE_FILE,
+ scoped_ptr<RequestManager::HandlerInterface>(new operations::CreateFile(
+ event_router_, file_system_info_, file_path, callback)));
+ if (!request_id) {
callback.Run(base::File::FILE_ERROR_SECURITY);
+ return AbortCallback();
}
+
+ return base::Bind(
+ &ProvidedFileSystem::Abort, weak_ptr_factory_.GetWeakPtr(), request_id);
}
-void ProvidedFileSystem::CopyEntry(
+ProvidedFileSystem::AbortCallback ProvidedFileSystem::CopyEntry(
const base::FilePath& source_path,
const base::FilePath& target_path,
const fileapi::AsyncFileUtil::StatusCallback& callback) {
- if (!request_manager_.CreateRequest(
- COPY_ENTRY,
- scoped_ptr<RequestManager::HandlerInterface>(
- new operations::CopyEntry(event_router_,
- file_system_info_,
- source_path,
- target_path,
- callback)))) {
+ const int request_id = request_manager_.CreateRequest(
+ COPY_ENTRY,
+ scoped_ptr<RequestManager::HandlerInterface>(
+ new operations::CopyEntry(event_router_,
+ file_system_info_,
+ source_path,
+ target_path,
+ callback)));
+ if (!request_id) {
callback.Run(base::File::FILE_ERROR_SECURITY);
+ return AbortCallback();
}
+
+ return base::Bind(
+ &ProvidedFileSystem::Abort, weak_ptr_factory_.GetWeakPtr(), request_id);
}
-void ProvidedFileSystem::WriteFile(
+ProvidedFileSystem::AbortCallback ProvidedFileSystem::WriteFile(
int file_handle,
net::IOBuffer* buffer,
int64 offset,
@@ -203,50 +260,61 @@ void ProvidedFileSystem::WriteFile(
"ProvidedFileSystem::WriteFile",
"length",
length);
- if (!request_manager_.CreateRequest(
- WRITE_FILE,
- make_scoped_ptr<RequestManager::HandlerInterface>(
- new operations::WriteFile(event_router_,
- file_system_info_,
- file_handle,
- make_scoped_refptr(buffer),
- offset,
- length,
- callback)))) {
+ const int request_id = request_manager_.CreateRequest(
+ WRITE_FILE,
+ make_scoped_ptr<RequestManager::HandlerInterface>(
+ new operations::WriteFile(event_router_,
+ file_system_info_,
+ file_handle,
+ make_scoped_refptr(buffer),
+ offset,
+ length,
+ callback)));
+ if (!request_id) {
callback.Run(base::File::FILE_ERROR_SECURITY);
+ return AbortCallback();
}
+
+ return base::Bind(
+ &ProvidedFileSystem::Abort, weak_ptr_factory_.GetWeakPtr(), request_id);
}
-void ProvidedFileSystem::MoveEntry(
+ProvidedFileSystem::AbortCallback ProvidedFileSystem::MoveEntry(
const base::FilePath& source_path,
const base::FilePath& target_path,
const fileapi::AsyncFileUtil::StatusCallback& callback) {
- if (!request_manager_.CreateRequest(
- MOVE_ENTRY,
- scoped_ptr<RequestManager::HandlerInterface>(
- new operations::MoveEntry(event_router_,
- file_system_info_,
- source_path,
- target_path,
- callback)))) {
+ const int request_id = request_manager_.CreateRequest(
+ MOVE_ENTRY,
+ scoped_ptr<RequestManager::HandlerInterface>(
+ new operations::MoveEntry(event_router_,
+ file_system_info_,
+ source_path,
+ target_path,
+ callback)));
+ if (!request_id) {
callback.Run(base::File::FILE_ERROR_SECURITY);
+ return AbortCallback();
}
+
+ return base::Bind(
+ &ProvidedFileSystem::Abort, weak_ptr_factory_.GetWeakPtr(), request_id);
}
-void ProvidedFileSystem::Truncate(
+ProvidedFileSystem::AbortCallback ProvidedFileSystem::Truncate(
const base::FilePath& file_path,
int64 length,
const fileapi::AsyncFileUtil::StatusCallback& callback) {
- if (!request_manager_.CreateRequest(
- TRUNCATE,
- scoped_ptr<RequestManager::HandlerInterface>(
- new operations::Truncate(event_router_,
- file_system_info_,
- file_path,
- length,
- callback)))) {
+ const int request_id = request_manager_.CreateRequest(
+ TRUNCATE,
+ scoped_ptr<RequestManager::HandlerInterface>(new operations::Truncate(
+ event_router_, file_system_info_, file_path, length, callback)));
+ if (!request_id) {
callback.Run(base::File::FILE_ERROR_SECURITY);
+ return AbortCallback();
}
+
+ return base::Bind(
+ &ProvidedFileSystem::Abort, weak_ptr_factory_.GetWeakPtr(), request_id);
}
const ProvidedFileSystemInfo& ProvidedFileSystem::GetFileSystemInfo() const {
@@ -261,5 +329,22 @@ base::WeakPtr<ProvidedFileSystemInterface> ProvidedFileSystem::GetWeakPtr() {
return weak_ptr_factory_.GetWeakPtr();
}
+void ProvidedFileSystem::Abort(
+ int operation_request_id,
+ const fileapi::AsyncFileUtil::StatusCallback& callback) {
+ request_manager_.RejectRequest(operation_request_id,
+ make_scoped_ptr(new RequestValue()),
+ base::File::FILE_ERROR_ABORT);
+ if (!request_manager_.CreateRequest(
+ ABORT,
+ scoped_ptr<RequestManager::HandlerInterface>(
+ new operations::Abort(event_router_,
+ file_system_info_,
+ operation_request_id,
+ callback)))) {
+ callback.Run(base::File::FILE_ERROR_SECURITY);
+ }
+}
+
} // namespace file_system_provider
} // namespace chromeos
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