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145 lines
2.9 KiB
C++
145 lines
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=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 "mozilla/Attributes.h"
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#include "mozilla/dom/quota/PersistenceType.h"
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#include "nsDataHashtable.h"
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#include "nsHashKeys.h"
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#include "nsISupportsImpl.h"
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class nsIFile;
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class mozIStorageConnection;
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namespace mozilla {
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namespace dom {
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namespace indexedDB {
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class FileInfo;
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// Implemented in ActorsParent.cpp.
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class FileManager final
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{
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friend class FileInfo;
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typedef mozilla::dom::quota::PersistenceType PersistenceType;
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PersistenceType mPersistenceType;
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nsCString mGroup;
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nsCString mOrigin;
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nsString mDatabaseName;
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nsString mDirectoryPath;
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nsString mJournalDirectoryPath;
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int64_t mLastFileId;
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// Protected by IndexedDatabaseManager::FileMutex()
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nsDataHashtable<nsUint64HashKey, FileInfo*> mFileInfos;
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const bool mIsApp;
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const bool mEnforcingQuota;
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bool mInvalidated;
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public:
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static already_AddRefed<nsIFile>
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GetFileForId(nsIFile* aDirectory, int64_t aId);
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static nsresult
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InitDirectory(nsIFile* aDirectory,
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nsIFile* aDatabaseFile,
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PersistenceType aPersistenceType,
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const nsACString& aGroup,
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const nsACString& aOrigin,
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uint32_t aTelemetryId);
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static nsresult
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GetUsage(nsIFile* aDirectory, uint64_t* aUsage);
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FileManager(PersistenceType aPersistenceType,
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const nsACString& aGroup,
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const nsACString& aOrigin,
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bool aIsApp,
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const nsAString& aDatabaseName,
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bool aEnforcingQuota);
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PersistenceType
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Type() const
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{
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return mPersistenceType;
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}
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const nsACString&
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Group() const
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{
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return mGroup;
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}
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const nsACString&
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Origin() const
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{
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return mOrigin;
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}
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bool
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IsApp() const
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{
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return mIsApp;
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}
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const nsAString&
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DatabaseName() const
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{
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return mDatabaseName;
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}
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bool
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EnforcingQuota() const
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{
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return mEnforcingQuota;
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}
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bool
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Invalidated() const
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{
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return mInvalidated;
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}
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nsresult
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Init(nsIFile* aDirectory, mozIStorageConnection* aConnection);
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nsresult
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Invalidate();
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already_AddRefed<nsIFile>
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GetDirectory();
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already_AddRefed<nsIFile>
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GetJournalDirectory();
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already_AddRefed<nsIFile>
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EnsureJournalDirectory();
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already_AddRefed<FileInfo>
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GetFileInfo(int64_t aId);
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already_AddRefed<FileInfo>
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GetNewFileInfo();
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(FileManager)
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private:
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~FileManager();
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};
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} // namespace indexedDB
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_indexeddb_filemanager_h__
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