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/*
* Copyright (C) 2013 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY GOOGLE INC. AND ITS CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC.
* OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_INDEXEDDB_WEB_IDB_CALLBACKS_IMPL_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_INDEXEDDB_WEB_IDB_CALLBACKS_IMPL_H_
#include <memory>
#include "base/memory/weak_ptr.h"
#include "mojo/public/cpp/bindings/pending_associated_remote.h"
#include "third_party/blink/public/mojom/indexeddb/indexeddb.mojom-blink-forward.h"
#include "third_party/blink/renderer/core/probe/async_task_id.h"
#include "third_party/blink/renderer/modules/indexeddb/web_idb_callbacks.h"
#include "third_party/blink/renderer/platform/heap/persistent.h"
#include "third_party/blink/renderer/platform/wtf/allocator/allocator.h"
namespace blink {
class IDBKey;
class IDBRequest;
class IDBValue;
class WebIDBCursorImpl;
struct IDBDatabaseMetadata;
class WebIDBCallbacksImpl final : public WebIDBCallbacks {
USING_FAST_MALLOC(WebIDBCallbacksImpl);
public:
// |kNoTransaction| is used as the default transaction ID when instantiating
// an WebIDBCallbacksImpl instance. See web_idb_factory_impl.cc for those
// cases.
enum : int64_t { kNoTransaction = -1 };
explicit WebIDBCallbacksImpl(IDBRequest*);
~WebIDBCallbacksImpl() override;
void SetState(base::WeakPtr<WebIDBCursorImpl> cursor,
int64_t transaction_id) override;
// Pointers transfer ownership.
void Error(mojom::blink::IDBException code, const String& message) override;
void SuccessNamesAndVersionsList(
Vector<mojom::blink::IDBNameAndVersionPtr>) override;
void SuccessCursor(
mojo::PendingAssociatedRemote<mojom::blink::IDBCursor> cursor_info,
std::unique_ptr<IDBKey> key,
std::unique_ptr<IDBKey> primary_key,
base::Optional<std::unique_ptr<IDBValue>> optional_value) override;
void SuccessCursorPrefetch(Vector<std::unique_ptr<IDBKey>> keys,
Vector<std::unique_ptr<IDBKey>> primary_keys,
Vector<std::unique_ptr<IDBValue>> values) override;
void SuccessDatabase(
mojo::PendingAssociatedRemote<mojom::blink::IDBDatabase> pending_database,
const IDBDatabaseMetadata& metadata) override;
void SuccessKey(std::unique_ptr<IDBKey>) override;
void SuccessValue(mojom::blink::IDBReturnValuePtr) override;
void SuccessArray(Vector<mojom::blink::IDBReturnValuePtr>) override;
void SuccessInteger(int64_t) override;
void Success() override;
void SuccessCursorContinue(
std::unique_ptr<IDBKey>,
std::unique_ptr<IDBKey> primary_key,
base::Optional<std::unique_ptr<IDBValue>>) override;
void ReceiveGetAllResults(
bool key_only,
mojo::PendingReceiver<mojom::blink::IDBDatabaseGetAllResultSink> receiver)
override;
void Blocked(int64_t old_version) override;
void UpgradeNeeded(
mojo::PendingAssociatedRemote<mojom::blink::IDBDatabase> pending_database,
int64_t old_version,
mojom::IDBDataLoss data_loss,
const String& data_loss_message,
const IDBDatabaseMetadata&) override;
void DetachRequestFromCallback() override;
private:
void Detach();
void DetachCallbackFromRequest();
Persistent<IDBRequest> request_;
base::WeakPtr<WebIDBCursorImpl> cursor_;
int64_t transaction_id_;
probe::AsyncTaskId async_task_id_;
scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_INDEXEDDB_WEB_IDB_CALLBACKS_IMPL_H_
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