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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_BLOB_STORAGE_BLOB_REGISTRY_WRAPPER_H_
#define CONTENT_BROWSER_BLOB_STORAGE_BLOB_REGISTRY_WRAPPER_H_
#include "base/memory/ref_counted.h"
#include "content/public/browser/browser_thread.h"
#include "third_party/blink/public/mojom/blob/blob_registry.mojom.h"
namespace storage {
class BlobRegistryImpl;
class BlobUrlRegistry;
} // namespace storage
namespace content {
class ChromeBlobStorageContext;
// A ref-counted wrapper around BlobRegistryImpl to allow StoragePartitionImpl
// to own the BlobRegistry on the UI thread, while the actual BlobRegistryImpl
// lives on the IO thread.
//
// All methods, except for the constructor, are expected to be called on the IO
// thread.
class BlobRegistryWrapper
: public base::RefCountedThreadSafe<BlobRegistryWrapper,
BrowserThread::DeleteOnIOThread> {
public:
static scoped_refptr<BlobRegistryWrapper> Create(
scoped_refptr<ChromeBlobStorageContext> blob_storage_context,
base::WeakPtr<storage::BlobUrlRegistry> blob_url_registry);
static scoped_refptr<BlobRegistryWrapper> Create(
scoped_refptr<ChromeBlobStorageContext> blob_storage_context);
void Bind(int process_id,
mojo::PendingReceiver<blink::mojom::BlobRegistry> receiver);
private:
BlobRegistryWrapper();
friend struct BrowserThread::DeleteOnThread<BrowserThread::IO>;
friend class base::DeleteHelper<BlobRegistryWrapper>;
~BlobRegistryWrapper();
void InitializeOnIOThreadDeprecated(
scoped_refptr<ChromeBlobStorageContext> blob_storage_context,
base::WeakPtr<storage::BlobUrlRegistry> blob_url_registry);
void InitializeOnIOThread(
scoped_refptr<ChromeBlobStorageContext> blob_storage_context);
std::unique_ptr<storage::BlobRegistryImpl> blob_registry_;
};
} // namespace content
#endif // CONTENT_BROWSER_BLOB_STORAGE_BLOB_REGISTRY_WRAPPER_H_
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