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: Minor bugs fixed 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"

13	14

14 namespace blink {	15 namespace blink {

15	16

16 class ScriptState;	17 class ScriptState;

17 class IDBObserverChangesRecord;

18	18

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

20 DEFINE_WRAPPERTYPEINFO();	20 DEFINE_WRAPPERTYPEINFO();

21	21

22 public:	22 public:

23 static IDBObserverChanges* create(IDBDatabase, IDBTransaction, IDBAny* rec ords);	23 static IDBObserverChanges* create(IDBDatabase*, const std::vector<WebIDBObse rvation>&, const std::vector<int32_t>& observationIndex);

24	24

25 DECLARE_TRACE();	25 DECLARE_TRACE();

26	26

27 // Implement IDL	27 // Implement IDL

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

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

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

31	31

32 private:	32 private:

33 IDBObserverChanges(IDBDatabase, IDBTransaction, IDBAny* records);	33 IDBObserverChanges(IDBDatabase*, const std::vector<WebIDBObservation>&, cons t std::vector<int32_t>& observationIndex);

	34

	35 void extractChanges(const std::vector<WebIDBObservation>& observations, cons t std::vector<int32_t>& observationIndex);

34	36

35 Member<IDBDatabase> m_database;	37 Member<IDBDatabase> m_database;

36 Member<IDBTransaction> m_transaction;	38 Member<IDBTransaction> m_transaction;

37 // TODO(palakj) : change to appropriate type Map<String, sequence<IDBObserve rChangesRecord>>.	39 // Map objectStoreId to IDBObservation list.

38 Member<IDBAny> m_records;	40 HeapHashMap<int64_t, HeapVector<Member<IDBObservation>>> m_records;

39 };	41 };

40	42

41 } // namespace blink	43 } // namespace blink

42	44

43 #endif // IDBObserverChanges_h	45 #endif // IDBObserverChanges_h

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