зеркало из https://github.com/mozilla/gecko-dev.git
96 строки
2.0 KiB
C++
96 строки
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_indexeddb_filemanager_h__
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#define mozilla_dom_indexeddb_filemanager_h__
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#include "IndexedDatabase.h"
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#include "nsIFile.h"
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#include "nsIDOMFile.h"
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#include "nsDataHashtable.h"
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class mozIStorageConnection;
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BEGIN_INDEXEDDB_NAMESPACE
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class FileInfo;
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class FileManager
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{
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friend class FileInfo;
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public:
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FileManager(const nsACString& aOrigin,
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const nsAString& aDatabaseName)
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: mOrigin(aOrigin), mDatabaseName(aDatabaseName), mLastFileId(0),
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mLoaded(false), mInvalidated(false)
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{ }
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~FileManager()
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{ }
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(FileManager)
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const nsACString& Origin() const
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{
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return mOrigin;
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}
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const nsAString& DatabaseName() const
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{
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return mDatabaseName;
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}
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bool Inited() const
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{
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return !mDirectoryPath.IsEmpty();
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}
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bool Loaded() const
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{
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return mLoaded;
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}
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bool Invalidated() const
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{
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return mInvalidated;
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}
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nsresult Init(nsIFile* aDirectory,
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mozIStorageConnection* aConnection);
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nsresult Load(mozIStorageConnection* aConnection);
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nsresult Invalidate();
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already_AddRefed<nsIFile> GetDirectory();
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already_AddRefed<FileInfo> GetFileInfo(PRInt64 aId);
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already_AddRefed<FileInfo> GetNewFileInfo();
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static already_AddRefed<nsIFile> GetFileForId(nsIFile* aDirectory,
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PRInt64 aId);
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private:
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nsCString mOrigin;
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nsString mDatabaseName;
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nsString mDirectoryPath;
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PRInt64 mLastFileId;
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// Protected by IndexedDatabaseManager::FileMutex()
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nsDataHashtable<nsUint64HashKey, FileInfo*> mFileInfos;
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bool mLoaded;
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bool mInvalidated;
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};
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END_INDEXEDDB_NAMESPACE
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#endif // mozilla_dom_indexeddb_filemanager_h__
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