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IDBIndex.h
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IDBIndex.h
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=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_indexeddb_idbindex_h__
#define mozilla_dom_indexeddb_idbindex_h__
#include "mozilla/dom/indexedDB/IndexedDatabase.h"
#include "mozilla/dom/indexedDB/KeyPath.h"
#include "nsIIDBIndex.h"
#include "nsCycleCollectionParticipant.h"
class nsIScriptContext;
class nsPIDOMWindow;
BEGIN_INDEXEDDB_NAMESPACE
class AsyncConnectionHelper;
class IDBCursor;
class IDBKeyRange;
class IDBObjectStore;
class IDBRequest;
class IndexedDBIndexChild;
class IndexedDBIndexParent;
class Key;
struct IndexInfo;
class IDBIndex MOZ_FINAL : public nsIIDBIndex
{
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_NSIIDBINDEX
NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(IDBIndex)
static already_AddRefed<IDBIndex>
Create(IDBObjectStore* aObjectStore,
const IndexInfo* aIndexInfo,
bool aCreating);
IDBObjectStore* ObjectStore()
{
return mObjectStore;
}
const int64_t Id() const
{
return mId;
}
const nsString& Name() const
{
return mName;
}
bool IsUnique() const
{
return mUnique;
}
bool IsMultiEntry() const
{
return mMultiEntry;
}
const KeyPath& GetKeyPath() const
{
return mKeyPath;
}
void
SetActor(IndexedDBIndexChild* aActorChild)
{
NS_ASSERTION(!aActorChild || !mActorChild, "Shouldn't have more than one!");
mActorChild = aActorChild;
}
void
SetActor(IndexedDBIndexParent* aActorParent)
{
NS_ASSERTION(!aActorParent || !mActorParent,
"Shouldn't have more than one!");
mActorParent = aActorParent;
}
IndexedDBIndexChild*
GetActorChild() const
{
return mActorChild;
}
IndexedDBIndexParent*
GetActorParent() const
{
return mActorParent;
}
nsresult GetInternal(IDBKeyRange* aKeyRange,
JSContext* aCx,
IDBRequest** _retval);
nsresult GetKeyInternal(IDBKeyRange* aKeyRange,
JSContext* aCx,
IDBRequest** _retval);
nsresult GetAllInternal(IDBKeyRange* aKeyRange,
uint32_t aLimit,
JSContext* aCx,
IDBRequest** _retval);
nsresult GetAllKeysInternal(IDBKeyRange* aKeyRange,
uint32_t aLimit,
JSContext* aCx,
IDBRequest** _retval);
nsresult CountInternal(IDBKeyRange* aKeyRange,
JSContext* aCx,
IDBRequest** _retval);
nsresult OpenCursorFromChildProcess(
IDBRequest* aRequest,
size_t aDirection,
const Key& aKey,
const Key& aObjectKey,
IDBCursor** _retval);
nsresult OpenKeyCursorInternal(IDBKeyRange* aKeyRange,
size_t aDirection,
JSContext* aCx,
IDBRequest** _retval);
nsresult OpenCursorInternal(IDBKeyRange* aKeyRange,
size_t aDirection,
JSContext* aCx,
IDBRequest** _retval);
nsresult OpenCursorFromChildProcess(
IDBRequest* aRequest,
size_t aDirection,
const Key& aKey,
const Key& aObjectKey,
const SerializedStructuredCloneReadInfo& aCloneInfo,
nsTArray<StructuredCloneFile>& aBlobs,
IDBCursor** _retval);
private:
IDBIndex();
~IDBIndex();
nsRefPtr<IDBObjectStore> mObjectStore;
int64_t mId;
nsString mName;
KeyPath mKeyPath;
JS::Value mCachedKeyPath;
IndexedDBIndexChild* mActorChild;
IndexedDBIndexParent* mActorParent;
bool mUnique;
bool mMultiEntry;
bool mRooted;
};
END_INDEXEDDB_NAMESPACE
#endif // mozilla_dom_indexeddb_idbindex_h__