gecko-dev/dom/simpledb/SDBConnection.h

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2.0 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_simpledb_SDBConnection_h
#define mozilla_dom_simpledb_SDBConnection_h
#include <cstdint>
#include "ErrorList.h"
#include "mozilla/UniquePtr.h"
#include "mozilla/dom/quota/PersistenceType.h"
#include "nsCOMPtr.h"
#include "nsID.h"
#include "nsISDBConnection.h"
#include "nsISupports.h"
#define NS_SDBCONNECTION_CONTRACTID "@mozilla.org/dom/sdb-connection;1"
class nsISDBCloseCallback;
namespace mozilla {
namespace ipc {
class PBackgroundChild;
class PrincipalInfo;
} // namespace ipc
namespace dom {
class SDBConnectionChild;
class SDBRequest;
class SDBRequestParams;
class SDBConnection final : public nsISDBConnection {
using PersistenceType = mozilla::dom::quota::PersistenceType;
using PBackgroundChild = mozilla::ipc::PBackgroundChild;
using PrincipalInfo = mozilla::ipc::PrincipalInfo;
nsCOMPtr<nsISDBCloseCallback> mCloseCallback;
UniquePtr<PrincipalInfo> mPrincipalInfo;
SDBConnectionChild* mBackgroundActor;
PersistenceType mPersistenceType;
bool mRunningRequest;
bool mOpen;
bool mAllowedToClose;
public:
static nsresult Create(REFNSIID aIID, void** aResult);
void AssertIsOnOwningThread() const { NS_ASSERT_OWNINGTHREAD(SDBConnection); }
void ClearBackgroundActor();
void OnNewRequest();
void OnRequestFinished();
void OnOpen();
void OnClose(bool aAbnormal);
void AllowToClose();
private:
SDBConnection();
~SDBConnection();
nsresult CheckState();
nsresult EnsureBackgroundActor();
nsresult InitiateRequest(SDBRequest* aRequest,
const SDBRequestParams& aParams);
NS_DECL_ISUPPORTS
NS_DECL_NSISDBCONNECTION
};
} // namespace dom
} // namespace mozilla
#endif /* mozilla_dom_simpledb_SDBConnection_h */