third_party/WebKit/Source/modules/indexeddb/IDBObserverChanges.h - Issue 2125213002: [IndexedDB] Propogating changes to observers : Renderer

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Issue 2125213002: [IndexedDB] Propogating changes to observers : Renderer (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@lifetime

Patch Set: Post wfh, chrishtr review Created 4 years, 5 months ago

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1 // Copyright 2016 The Chromium Authors. All rights reserved.	1 // Copyright 2016 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #ifndef IDBObserverChanges_h	5 #ifndef IDBObserverChanges_h

6 #define IDBObserverChanges_h	6 #define IDBObserverChanges_h

7	7

8 #include "bindings/core/v8/ScriptValue.h"	8 #include "bindings/core/v8/ScriptValue.h"

9 #include "bindings/core/v8/ScriptWrappable.h"	9 #include "bindings/core/v8/ScriptWrappable.h"

10 #include "modules/indexeddb/IDBDatabase.h"	10 #include "modules/indexeddb/IDBDatabase.h"

	11 #include "modules/indexeddb/IDBObservation.h"

11 #include "modules/indexeddb/IDBTransaction.h"	12 #include "modules/indexeddb/IDBTransaction.h"

12 #include "platform/heap/Handle.h"	13 #include "platform/heap/Handle.h"

	14 #include "public/platform/WebVector.h"

13	15

14 namespace blink {	16 namespace blink {

15	17

16 class ScriptState;	18 class ScriptState;

17 class IDBObserverChangesRecord;

18	19

19 class IDBObserverChanges final : public GarbageCollected<IDBObserverChanges>, pu blic ScriptWrappable {	20 class IDBObserverChanges final : public GarbageCollectedFinalized<IDBObserverCha nges>, public ScriptWrappable {

20 DEFINE_WRAPPERTYPEINFO();	21 DEFINE_WRAPPERTYPEINFO();

21	22

22 public:	23 public:

23 static IDBObserverChanges* create(IDBDatabase, IDBTransaction, IDBAny* rec ords);	24 static IDBObserverChanges* create(IDBDatabase*, const WebVector<WebIDBObserv ation>&, const WebVector<int32_t>& observationIndex);

24	25

25 DECLARE_TRACE();	26 DECLARE_TRACE();

26	27

27 // Implement IDL	28 // Implement IDL

28 IDBTransaction* transaction() const { return m_transaction.get(); }	29 IDBTransaction* transaction() const { return m_transaction.get(); }

29 IDBDatabase* database() const { return m_database.get(); }	30 IDBDatabase* database() const { return m_database.get(); }

30 ScriptValue records(ScriptState*);	31 ScriptValue records(ScriptState*);

31	32

32 private:	33 private:

33 IDBObserverChanges(IDBDatabase, IDBTransaction, IDBAny* records);	34 IDBObserverChanges(IDBDatabase*, const WebVector<WebIDBObservation>&, const WebVector<int32_t>& observationIndex);

	35

	36 void extractChanges(const WebVector<WebIDBObservation>&, const WebVector<int 32_t>& observationIndex);

34	37

35 Member<IDBDatabase> m_database;	38 Member<IDBDatabase> m_database;

36 Member<IDBTransaction> m_transaction;	39 Member<IDBTransaction> m_transaction;

37 // TODO(palakj) : change to appropriate type Map<String, sequence<IDBObserve rChangesRecord>>.	40 // Map objectStoreId to IDBObservation list.

38 Member<IDBAny> m_records;	41 HeapHashMap<int64_t, HeapVector<Member<IDBObservation>>> m_records;

39 };	42 };

40	43

41 } // namespace blink	44 } // namespace blink

42	45

43 #endif // IDBObserverChanges_h	46 #endif // IDBObserverChanges_h

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