mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-06 09:05:45 +00:00
682 lines
18 KiB
C++
682 lines
18 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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#include "IDBIndex.h"
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#include "FileInfo.h"
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#include "IDBCursor.h"
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#include "IDBEvents.h"
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#include "IDBKeyRange.h"
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#include "IDBObjectStore.h"
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#include "IDBRequest.h"
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#include "IDBTransaction.h"
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#include "IndexedDatabase.h"
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#include "IndexedDatabaseInlines.h"
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#include "mozilla/ErrorResult.h"
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#include "mozilla/dom/indexedDB/PBackgroundIDBSharedTypes.h"
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#include "ProfilerHelpers.h"
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#include "ReportInternalError.h"
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// Include this last to avoid path problems on Windows.
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#include "ActorsChild.h"
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namespace mozilla {
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namespace dom {
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namespace {
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already_AddRefed<IDBRequest>
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GenerateRequest(JSContext* aCx, IDBIndex* aIndex)
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{
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MOZ_ASSERT(aIndex);
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aIndex->AssertIsOnOwningThread();
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IDBTransaction* transaction = aIndex->ObjectStore()->Transaction();
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RefPtr<IDBRequest> request =
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IDBRequest::Create(aCx, aIndex, transaction->Database(), transaction);
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MOZ_ASSERT(request);
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return request.forget();
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}
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} // namespace
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IDBIndex::IDBIndex(IDBObjectStore* aObjectStore, const IndexMetadata* aMetadata)
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: mObjectStore(aObjectStore)
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, mCachedKeyPath(JS::UndefinedValue())
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, mMetadata(aMetadata)
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, mId(aMetadata->id())
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, mRooted(false)
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{
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MOZ_ASSERT(aObjectStore);
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aObjectStore->AssertIsOnOwningThread();
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MOZ_ASSERT(aMetadata);
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}
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IDBIndex::~IDBIndex()
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{
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AssertIsOnOwningThread();
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if (mRooted) {
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mCachedKeyPath.setUndefined();
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mozilla::DropJSObjects(this);
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}
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}
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already_AddRefed<IDBIndex>
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IDBIndex::Create(IDBObjectStore* aObjectStore,
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const IndexMetadata& aMetadata)
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{
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MOZ_ASSERT(aObjectStore);
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aObjectStore->AssertIsOnOwningThread();
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RefPtr<IDBIndex> index = new IDBIndex(aObjectStore, &aMetadata);
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return index.forget();
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}
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#ifdef DEBUG
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void
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IDBIndex::AssertIsOnOwningThread() const
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{
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MOZ_ASSERT(mObjectStore);
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mObjectStore->AssertIsOnOwningThread();
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}
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#endif // DEBUG
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void
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IDBIndex::RefreshMetadata(bool aMayDelete)
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{
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AssertIsOnOwningThread();
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MOZ_ASSERT_IF(mDeletedMetadata, mMetadata == mDeletedMetadata);
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const nsTArray<IndexMetadata>& indexes = mObjectStore->Spec().indexes();
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bool found = false;
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for (uint32_t count = indexes.Length(), index = 0;
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index < count;
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index++) {
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const IndexMetadata& metadata = indexes[index];
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if (metadata.id() == Id()) {
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mMetadata = &metadata;
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found = true;
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break;
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}
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}
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MOZ_ASSERT_IF(!aMayDelete && !mDeletedMetadata, found);
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if (found) {
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MOZ_ASSERT(mMetadata != mDeletedMetadata);
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mDeletedMetadata = nullptr;
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} else {
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NoteDeletion();
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}
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}
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void
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IDBIndex::NoteDeletion()
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{
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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MOZ_ASSERT(Id() == mMetadata->id());
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if (mDeletedMetadata) {
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MOZ_ASSERT(mMetadata == mDeletedMetadata);
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return;
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}
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mDeletedMetadata = new IndexMetadata(*mMetadata);
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mMetadata = mDeletedMetadata;
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}
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const nsString&
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IDBIndex::Name() const
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{
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->name();
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}
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void
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IDBIndex::SetName(const nsAString& aName, ErrorResult& aRv)
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{
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AssertIsOnOwningThread();
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IDBTransaction* transaction = mObjectStore->Transaction();
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if (transaction->GetMode() != IDBTransaction::VERSION_CHANGE ||
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mDeletedMetadata) {
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aRv.Throw(NS_ERROR_DOM_INVALID_STATE_ERR);
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return;
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}
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if (!transaction->IsOpen()) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_TRANSACTION_INACTIVE_ERR);
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return;
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}
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if (aName == mMetadata->name()) {
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return;
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}
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// Cache logging string of this index before renaming.
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const LoggingString loggingOldIndex(this);
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const int64_t indexId = Id();
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nsresult rv =
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transaction->Database()->RenameIndex(mObjectStore->Id(),
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indexId,
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aName);
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if (NS_FAILED(rv)) {
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aRv.Throw(rv);
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return;
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}
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// Don't do this in the macro because we always need to increment the serial
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// number to keep in sync with the parent.
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const uint64_t requestSerialNumber = IDBRequest::NextSerialNumber();
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IDB_LOG_MARK("IndexedDB %s: Child Transaction[%lld] Request[%llu]: "
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"database(%s).transaction(%s).objectStore(%s).index(%s)."
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"rename(%s)",
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"IndexedDB %s: C T[%lld] R[%llu]: IDBIndex.rename()",
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IDB_LOG_ID_STRING(),
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transaction->LoggingSerialNumber(),
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requestSerialNumber,
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IDB_LOG_STRINGIFY(transaction->Database()),
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IDB_LOG_STRINGIFY(transaction),
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IDB_LOG_STRINGIFY(mObjectStore),
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loggingOldIndex.get(),
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IDB_LOG_STRINGIFY(this));
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transaction->RenameIndex(mObjectStore, indexId, aName);
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}
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bool
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IDBIndex::Unique() const
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{
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->unique();
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}
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bool
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IDBIndex::MultiEntry() const
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{
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->multiEntry();
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}
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bool
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IDBIndex::LocaleAware() const
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{
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->locale().IsEmpty();
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}
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const indexedDB::KeyPath&
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IDBIndex::GetKeyPath() const
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{
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->keyPath();
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}
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void
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IDBIndex::GetLocale(nsString& aLocale) const
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{
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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if (mMetadata->locale().IsEmpty()) {
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SetDOMStringToNull(aLocale);
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} else {
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aLocale.AssignWithConversion(mMetadata->locale());
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}
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}
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const nsCString&
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IDBIndex::Locale() const
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{
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->locale();
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}
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bool
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IDBIndex::IsAutoLocale() const
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{
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AssertIsOnOwningThread();
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MOZ_ASSERT(mMetadata);
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return mMetadata->autoLocale();
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}
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nsPIDOMWindowInner*
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IDBIndex::GetParentObject() const
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{
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AssertIsOnOwningThread();
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return mObjectStore->GetParentObject();
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}
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void
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IDBIndex::GetKeyPath(JSContext* aCx,
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JS::MutableHandle<JS::Value> aResult,
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ErrorResult& aRv)
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{
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AssertIsOnOwningThread();
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if (!mCachedKeyPath.isUndefined()) {
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MOZ_ASSERT(mRooted);
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JS::ExposeValueToActiveJS(mCachedKeyPath);
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aResult.set(mCachedKeyPath);
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return;
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}
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MOZ_ASSERT(!mRooted);
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aRv = GetKeyPath().ToJSVal(aCx, mCachedKeyPath);
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if (NS_WARN_IF(aRv.Failed())) {
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return;
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}
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if (mCachedKeyPath.isGCThing()) {
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mozilla::HoldJSObjects(this);
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mRooted = true;
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}
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JS::ExposeValueToActiveJS(mCachedKeyPath);
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aResult.set(mCachedKeyPath);
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}
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already_AddRefed<IDBRequest>
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IDBIndex::GetInternal(bool aKeyOnly,
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JSContext* aCx,
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JS::Handle<JS::Value> aKey,
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ErrorResult& aRv)
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{
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AssertIsOnOwningThread();
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if (mDeletedMetadata) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_NOT_ALLOWED_ERR);
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return nullptr;
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}
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IDBTransaction* transaction = mObjectStore->Transaction();
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if (!transaction->IsOpen()) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_TRANSACTION_INACTIVE_ERR);
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return nullptr;
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}
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RefPtr<IDBKeyRange> keyRange;
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aRv = IDBKeyRange::FromJSVal(aCx, aKey, getter_AddRefs(keyRange));
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if (NS_WARN_IF(aRv.Failed())) {
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return nullptr;
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}
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if (!keyRange) {
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// Must specify a key or keyRange for get() and getKey().
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_DATA_ERR);
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return nullptr;
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}
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const int64_t objectStoreId = mObjectStore->Id();
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const int64_t indexId = Id();
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SerializedKeyRange serializedKeyRange;
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keyRange->ToSerialized(serializedKeyRange);
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RequestParams params;
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if (aKeyOnly) {
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params = IndexGetKeyParams(objectStoreId, indexId, serializedKeyRange);
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} else {
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params = IndexGetParams(objectStoreId, indexId, serializedKeyRange);
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}
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RefPtr<IDBRequest> request = GenerateRequest(aCx, this);
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MOZ_ASSERT(request);
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if (aKeyOnly) {
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IDB_LOG_MARK("IndexedDB %s: Child Transaction[%lld] Request[%llu]: "
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"database(%s).transaction(%s).objectStore(%s).index(%s)."
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"getKey(%s)",
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"IndexedDB %s: C T[%lld] R[%llu]: IDBIndex.getKey()",
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IDB_LOG_ID_STRING(),
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transaction->LoggingSerialNumber(),
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request->LoggingSerialNumber(),
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IDB_LOG_STRINGIFY(transaction->Database()),
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IDB_LOG_STRINGIFY(transaction),
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IDB_LOG_STRINGIFY(mObjectStore),
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IDB_LOG_STRINGIFY(this),
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IDB_LOG_STRINGIFY(keyRange));
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} else {
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IDB_LOG_MARK("IndexedDB %s: Child Transaction[%lld] Request[%llu]: "
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"database(%s).transaction(%s).objectStore(%s).index(%s)."
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"get(%s)",
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"IndexedDB %s: C T[%lld] R[%llu]: IDBIndex.get()",
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IDB_LOG_ID_STRING(),
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transaction->LoggingSerialNumber(),
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request->LoggingSerialNumber(),
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IDB_LOG_STRINGIFY(transaction->Database()),
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IDB_LOG_STRINGIFY(transaction),
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IDB_LOG_STRINGIFY(mObjectStore),
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IDB_LOG_STRINGIFY(this),
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IDB_LOG_STRINGIFY(keyRange));
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}
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transaction->StartRequest(request, params);
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return request.forget();
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}
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already_AddRefed<IDBRequest>
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IDBIndex::GetAllInternal(bool aKeysOnly,
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JSContext* aCx,
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JS::Handle<JS::Value> aKey,
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const Optional<uint32_t>& aLimit,
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ErrorResult& aRv)
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{
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AssertIsOnOwningThread();
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if (mDeletedMetadata) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_NOT_ALLOWED_ERR);
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return nullptr;
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}
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IDBTransaction* transaction = mObjectStore->Transaction();
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if (!transaction->IsOpen()) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_TRANSACTION_INACTIVE_ERR);
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return nullptr;
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}
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RefPtr<IDBKeyRange> keyRange;
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aRv = IDBKeyRange::FromJSVal(aCx, aKey, getter_AddRefs(keyRange));
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if (NS_WARN_IF(aRv.Failed())) {
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return nullptr;
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}
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const int64_t objectStoreId = mObjectStore->Id();
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const int64_t indexId = Id();
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OptionalKeyRange optionalKeyRange;
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if (keyRange) {
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SerializedKeyRange serializedKeyRange;
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keyRange->ToSerialized(serializedKeyRange);
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optionalKeyRange = serializedKeyRange;
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} else {
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optionalKeyRange = void_t();
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}
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const uint32_t limit = aLimit.WasPassed() ? aLimit.Value() : 0;
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RequestParams params;
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if (aKeysOnly) {
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params = IndexGetAllKeysParams(objectStoreId, indexId, optionalKeyRange,
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limit);
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} else {
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params = IndexGetAllParams(objectStoreId, indexId, optionalKeyRange, limit);
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}
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RefPtr<IDBRequest> request = GenerateRequest(aCx, this);
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MOZ_ASSERT(request);
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if (aKeysOnly) {
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IDB_LOG_MARK("IndexedDB %s: Child Transaction[%lld] Request[%llu]: "
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"database(%s).transaction(%s).objectStore(%s).index(%s)."
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"getAllKeys(%s, %s)",
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"IndexedDB %s: C T[%lld] R[%llu]: IDBIndex.getAllKeys()",
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IDB_LOG_ID_STRING(),
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transaction->LoggingSerialNumber(),
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request->LoggingSerialNumber(),
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IDB_LOG_STRINGIFY(transaction->Database()),
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IDB_LOG_STRINGIFY(transaction),
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IDB_LOG_STRINGIFY(mObjectStore),
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IDB_LOG_STRINGIFY(this),
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IDB_LOG_STRINGIFY(keyRange),
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IDB_LOG_STRINGIFY(aLimit));
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} else {
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IDB_LOG_MARK("IndexedDB %s: Child Transaction[%lld] Request[%llu]: "
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"database(%s).transaction(%s).objectStore(%s).index(%s)."
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"getAll(%s, %s)",
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"IndexedDB %s: C T[%lld] R[%llu]: IDBIndex.getAll()",
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IDB_LOG_ID_STRING(),
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transaction->LoggingSerialNumber(),
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request->LoggingSerialNumber(),
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IDB_LOG_STRINGIFY(transaction->Database()),
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IDB_LOG_STRINGIFY(transaction),
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IDB_LOG_STRINGIFY(mObjectStore),
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IDB_LOG_STRINGIFY(this),
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IDB_LOG_STRINGIFY(keyRange),
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IDB_LOG_STRINGIFY(aLimit));
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}
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transaction->StartRequest(request, params);
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return request.forget();
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}
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already_AddRefed<IDBRequest>
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IDBIndex::OpenCursorInternal(bool aKeysOnly,
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JSContext* aCx,
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JS::Handle<JS::Value> aRange,
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IDBCursorDirection aDirection,
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ErrorResult& aRv)
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{
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AssertIsOnOwningThread();
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if (mDeletedMetadata) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_NOT_ALLOWED_ERR);
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return nullptr;
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}
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IDBTransaction* transaction = mObjectStore->Transaction();
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if (!transaction->IsOpen()) {
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aRv.Throw(NS_ERROR_DOM_INDEXEDDB_TRANSACTION_INACTIVE_ERR);
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return nullptr;
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}
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RefPtr<IDBKeyRange> keyRange;
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aRv = IDBKeyRange::FromJSVal(aCx, aRange, getter_AddRefs(keyRange));
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if (NS_WARN_IF(aRv.Failed())) {
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return nullptr;
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}
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int64_t objectStoreId = mObjectStore->Id();
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int64_t indexId = Id();
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OptionalKeyRange optionalKeyRange;
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if (keyRange) {
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SerializedKeyRange serializedKeyRange;
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keyRange->ToSerialized(serializedKeyRange);
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optionalKeyRange = Move(serializedKeyRange);
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} else {
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optionalKeyRange = void_t();
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}
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IDBCursor::Direction direction = IDBCursor::ConvertDirection(aDirection);
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OpenCursorParams params;
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if (aKeysOnly) {
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IndexOpenKeyCursorParams openParams;
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openParams.objectStoreId() = objectStoreId;
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openParams.indexId() = indexId;
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openParams.optionalKeyRange() = Move(optionalKeyRange);
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openParams.direction() = direction;
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params = Move(openParams);
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} else {
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IndexOpenCursorParams openParams;
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openParams.objectStoreId() = objectStoreId;
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openParams.indexId() = indexId;
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openParams.optionalKeyRange() = Move(optionalKeyRange);
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openParams.direction() = direction;
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params = Move(openParams);
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}
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RefPtr<IDBRequest> request = GenerateRequest(aCx, this);
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MOZ_ASSERT(request);
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if (aKeysOnly) {
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IDB_LOG_MARK("IndexedDB %s: Child Transaction[%lld] Request[%llu]: "
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"database(%s).transaction(%s).objectStore(%s).index(%s)."
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"openKeyCursor(%s, %s)",
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"IndexedDB %s: C T[%lld] R[%llu]: IDBIndex.openKeyCursor()",
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IDB_LOG_ID_STRING(),
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transaction->LoggingSerialNumber(),
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request->LoggingSerialNumber(),
|
|
IDB_LOG_STRINGIFY(transaction->Database()),
|
|
IDB_LOG_STRINGIFY(transaction),
|
|
IDB_LOG_STRINGIFY(mObjectStore),
|
|
IDB_LOG_STRINGIFY(this),
|
|
IDB_LOG_STRINGIFY(keyRange),
|
|
IDB_LOG_STRINGIFY(direction));
|
|
} else {
|
|
IDB_LOG_MARK("IndexedDB %s: Child Transaction[%lld] Request[%llu]: "
|
|
"database(%s).transaction(%s).objectStore(%s).index(%s)."
|
|
"openCursor(%s, %s)",
|
|
"IndexedDB %s: C T[%lld] R[%llu]: "
|
|
"IDBObjectStore.openKeyCursor()",
|
|
IDB_LOG_ID_STRING(),
|
|
transaction->LoggingSerialNumber(),
|
|
request->LoggingSerialNumber(),
|
|
IDB_LOG_STRINGIFY(transaction->Database()),
|
|
IDB_LOG_STRINGIFY(transaction),
|
|
IDB_LOG_STRINGIFY(mObjectStore),
|
|
IDB_LOG_STRINGIFY(this),
|
|
IDB_LOG_STRINGIFY(keyRange),
|
|
IDB_LOG_STRINGIFY(direction));
|
|
}
|
|
|
|
BackgroundCursorChild* actor =
|
|
new BackgroundCursorChild(request, this, direction);
|
|
|
|
mObjectStore->Transaction()->OpenCursor(actor, params);
|
|
|
|
return request.forget();
|
|
}
|
|
|
|
already_AddRefed<IDBRequest>
|
|
IDBIndex::Count(JSContext* aCx,
|
|
JS::Handle<JS::Value> aKey,
|
|
ErrorResult& aRv)
|
|
{
|
|
AssertIsOnOwningThread();
|
|
|
|
if (mDeletedMetadata) {
|
|
aRv.Throw(NS_ERROR_DOM_INDEXEDDB_NOT_ALLOWED_ERR);
|
|
return nullptr;
|
|
}
|
|
|
|
IDBTransaction* transaction = mObjectStore->Transaction();
|
|
if (!transaction->IsOpen()) {
|
|
aRv.Throw(NS_ERROR_DOM_INDEXEDDB_TRANSACTION_INACTIVE_ERR);
|
|
return nullptr;
|
|
}
|
|
|
|
RefPtr<IDBKeyRange> keyRange;
|
|
aRv = IDBKeyRange::FromJSVal(aCx, aKey, getter_AddRefs(keyRange));
|
|
if (aRv.Failed()) {
|
|
return nullptr;
|
|
}
|
|
|
|
IndexCountParams params;
|
|
params.objectStoreId() = mObjectStore->Id();
|
|
params.indexId() = Id();
|
|
|
|
if (keyRange) {
|
|
SerializedKeyRange serializedKeyRange;
|
|
keyRange->ToSerialized(serializedKeyRange);
|
|
params.optionalKeyRange() = serializedKeyRange;
|
|
} else {
|
|
params.optionalKeyRange() = void_t();
|
|
}
|
|
|
|
RefPtr<IDBRequest> request = GenerateRequest(aCx, this);
|
|
MOZ_ASSERT(request);
|
|
|
|
IDB_LOG_MARK("IndexedDB %s: Child Transaction[%lld] Request[%llu]: "
|
|
"database(%s).transaction(%s).objectStore(%s).index(%s)."
|
|
"count(%s)",
|
|
"IndexedDB %s: C T[%lld] R[%llu]: IDBObjectStore.count()",
|
|
IDB_LOG_ID_STRING(),
|
|
transaction->LoggingSerialNumber(),
|
|
request->LoggingSerialNumber(),
|
|
IDB_LOG_STRINGIFY(transaction->Database()),
|
|
IDB_LOG_STRINGIFY(transaction),
|
|
IDB_LOG_STRINGIFY(mObjectStore),
|
|
IDB_LOG_STRINGIFY(this),
|
|
IDB_LOG_STRINGIFY(keyRange));
|
|
|
|
transaction->StartRequest(request, params);
|
|
|
|
return request.forget();
|
|
}
|
|
|
|
NS_IMPL_CYCLE_COLLECTING_ADDREF(IDBIndex)
|
|
NS_IMPL_CYCLE_COLLECTING_RELEASE(IDBIndex)
|
|
|
|
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(IDBIndex)
|
|
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
|
|
NS_INTERFACE_MAP_ENTRY(nsISupports)
|
|
NS_INTERFACE_MAP_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_CLASS(IDBIndex)
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN(IDBIndex)
|
|
NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER
|
|
NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mCachedKeyPath)
|
|
NS_IMPL_CYCLE_COLLECTION_TRACE_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(IDBIndex)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mObjectStore)
|
|
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
|
|
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(IDBIndex)
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
|
|
|
|
// Don't unlink mObjectStore!
|
|
|
|
tmp->mCachedKeyPath.setUndefined();
|
|
|
|
if (tmp->mRooted) {
|
|
mozilla::DropJSObjects(tmp);
|
|
tmp->mRooted = false;
|
|
}
|
|
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
|
|
|
|
JSObject*
|
|
IDBIndex::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto)
|
|
{
|
|
return IDBIndexBinding::Wrap(aCx, this, aGivenProto);
|
|
}
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|