| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_INDEXEDDB_IDB_OBSERVER_CHANGES_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_MODULES_INDEXEDDB_IDB_OBSERVER_CHANGES_H_ |
| |
| #include "third_party/blink/renderer/bindings/core/v8/script_value.h" |
| #include "third_party/blink/renderer/modules/indexeddb/idb_database.h" |
| #include "third_party/blink/renderer/modules/indexeddb/idb_observation.h" |
| #include "third_party/blink/renderer/modules/indexeddb/idb_transaction.h" |
| #include "third_party/blink/renderer/platform/bindings/script_wrappable.h" |
| #include "third_party/blink/renderer/platform/heap/handle.h" |
| |
| namespace blink { |
| |
| class ScriptState; |
| |
| class IDBObserverChanges final : public ScriptWrappable { |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| static IDBObserverChanges* Create( |
| IDBDatabase*, |
| IDBTransaction*, |
| const Vector<Persistent<IDBObservation>>& observations, |
| const Vector<int32_t>& observation_indices); |
| |
| IDBObserverChanges(IDBDatabase*, |
| IDBTransaction*, |
| const Vector<Persistent<IDBObservation>>& observations, |
| const Vector<int32_t>& observation_indices); |
| |
| void Trace(blink::Visitor*) override; |
| |
| // Implement IDL |
| IDBTransaction* transaction() const { return transaction_.Get(); } |
| IDBDatabase* database() const { return database_.Get(); } |
| ScriptValue records(ScriptState*); |
| |
| private: |
| void ExtractChanges(const Vector<Persistent<IDBObservation>>& observations, |
| const Vector<int32_t>& observation_indices); |
| |
| Member<IDBDatabase> database_; |
| Member<IDBTransaction> transaction_; |
| // Map object_store_id to IDBObservation list. |
| HeapHashMap<int64_t, HeapVector<Member<IDBObservation>>> records_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_MODULES_INDEXEDDB_IDB_OBSERVER_CHANGES_H_ |