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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ash/arc/fileapi/arc_content_file_system_backend_delegate.h"
#include "chrome/browser/ash/arc/fileapi/arc_content_file_system_async_file_util.h"
#include "chrome/browser/ash/arc/fileapi/arc_content_file_system_file_stream_reader.h"
#include "chrome/browser/ash/arc/fileapi/arc_content_file_system_url_util.h"
#include "content/public/browser/browser_thread.h"
#include "storage/browser/file_system/file_stream_writer.h"
#include "storage/browser/file_system/file_system_url.h"
namespace arc {
ArcContentFileSystemBackendDelegate::ArcContentFileSystemBackendDelegate()
: async_file_util_(new ArcContentFileSystemAsyncFileUtil()) {}
ArcContentFileSystemBackendDelegate::~ArcContentFileSystemBackendDelegate() =
default;
storage::AsyncFileUtil* ArcContentFileSystemBackendDelegate::GetAsyncFileUtil(
storage::FileSystemType type) {
DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
DCHECK_EQ(storage::kFileSystemTypeArcContent, type);
return async_file_util_.get();
}
std::unique_ptr<storage::FileStreamReader>
ArcContentFileSystemBackendDelegate::CreateFileStreamReader(
const storage::FileSystemURL& url,
int64_t offset,
int64_t max_bytes_to_read,
const base::Time& expected_modification_time,
storage::FileSystemContext* context) {
DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
DCHECK_EQ(storage::kFileSystemTypeArcContent, url.type());
GURL arc_url = FileSystemUrlToArcUrl(url);
return std::make_unique<ArcContentFileSystemFileStreamReader>(arc_url,
offset);
}
std::unique_ptr<storage::FileStreamWriter>
ArcContentFileSystemBackendDelegate::CreateFileStreamWriter(
const storage::FileSystemURL& url,
int64_t offset,
storage::FileSystemContext* context) {
NOTIMPLEMENTED();
return nullptr;
}
storage::WatcherManager* ArcContentFileSystemBackendDelegate::GetWatcherManager(
storage::FileSystemType type) {
NOTIMPLEMENTED();
return nullptr;
}
} // namespace arc
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