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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DATABASE_H_ | |
| 6 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DATABASE_H_ | |
| 7 | |
| 8 #include <vector> | |
| 9 | |
| 10 #include "base/basictypes.h" | |
| 11 #include "base/memory/ref_counted.h" | |
| 12 #include "base/memory/scoped_ptr.h" | |
| 13 #include "base/string16.h" | |
| 14 #include "content/browser/indexed_db/indexed_db.h" | |
| 15 #include "content/browser/indexed_db/indexed_db_database_error.h" | |
| 16 #include "content/common/indexed_db/indexed_db_key.h" | |
| 17 #include "content/common/indexed_db/indexed_db_key_path.h" | |
| 18 #include "content/common/indexed_db/indexed_db_key_range.h" | |
| 19 | |
| 20 namespace content { | |
| 21 | |
| 22 class IndexedDBCallbacksWrapper; | |
| 23 class IndexedDBDatabaseCallbacksWrapper; | |
| 24 struct IndexedDBDatabaseMetadata; | |
| 25 | |
| 26 // This is implemented by IndexedDBDatabaseImpl and optionally others (in order | |
| 27 // to proxy calls across process barriers). All calls to these classes should be | |
| 28 // non-blocking and trigger work on a background thread if necessary. | |
| 29 class IndexedDBDatabase : public base::RefCounted<IndexedDBDatabase> { | |
| 30 public: | |
| 31 virtual void CreateObjectStore(int64 transaction_id, | |
| 32 int64 object_store_id, | |
| 33 const string16& name, | |
| 34 const IndexedDBKeyPath& key_path, | |
| 35 bool auto_increment) = 0; | |
| 36 virtual void DeleteObjectStore(int64 transaction_id, | |
| 37 int64 object_store_id) = 0; | |
| 38 virtual void CreateTransaction( | |
| 39 int64 transaction_id, | |
| 40 scoped_refptr<IndexedDBDatabaseCallbacksWrapper> callbacks, | |
| 41 const std::vector<int64>& object_store_ids, | |
| 42 uint16 mode) = 0; | |
| 43 virtual void Close( | |
| 44 scoped_refptr<IndexedDBDatabaseCallbacksWrapper> callbacks) = 0; | |
| 45 | |
| 46 // Transaction-specific operations. | |
| 47 virtual void Commit(int64 transaction_id) = 0; | |
| 48 virtual void Abort(int64 transaction_id) = 0; | |
| 49 virtual void Abort(int64 transaction_id, | |
| 50 scoped_refptr<IndexedDBDatabaseError> error) = 0; | |
| 51 | |
| 52 virtual void CreateIndex(int64 transaction_id, | |
| 53 int64 object_store_id, | |
| 54 int64 index_id, | |
| 55 const string16& name, | |
| 56 const IndexedDBKeyPath& key_path, | |
| 57 bool unique, | |
| 58 bool multi_entry) = 0; | |
| 59 virtual void DeleteIndex(int64 transaction_id, | |
| 60 int64 object_store_id, | |
| 61 int64 index_id) = 0; | |
| 62 | |
| 63 enum TaskType { | |
| 64 NORMAL_TASK = 0, | |
| 65 PREEMPTIVE_TASK | |
| 66 }; | |
| 67 | |
| 68 enum PutMode { | |
| 69 ADD_OR_UPDATE, | |
| 70 ADD_ONLY, | |
| 71 CURSOR_UPDATE | |
| 72 }; | |
| 73 | |
| 74 static const int64 kMinimumIndexId = 30; | |
| 75 | |
| 76 typedef std::vector<IndexedDBKey> IndexKeys; | |
| 77 | |
| 78 virtual void Get(int64 transaction_id, | |
| 79 int64 object_store_id, | |
| 80 int64 index_id, | |
| 81 scoped_ptr<IndexedDBKeyRange> key_range, | |
| 82 bool key_only, | |
| 83 scoped_refptr<IndexedDBCallbacksWrapper> callbacks) = 0; | |
| 84 // This will swap() with value. | |
| 85 virtual void Put(int64 transaction_id, | |
| 86 int64 object_store_id, | |
| 87 std::vector<char>* value, | |
| 88 scoped_ptr<IndexedDBKey> key, | |
| 89 PutMode mode, | |
| 90 scoped_refptr<IndexedDBCallbacksWrapper> callbacks, | |
| 91 const std::vector<int64>& index_ids, | |
| 92 const std::vector<IndexKeys>& index_keys) = 0; | |
| 93 virtual void SetIndexKeys(int64 transaction_id, | |
| 94 int64 object_store_id, | |
| 95 scoped_ptr<IndexedDBKey> primary_key, | |
| 96 const std::vector<int64>& index_ids, | |
| 97 const std::vector<IndexKeys>& index_keys) = 0; | |
| 98 virtual void SetIndexesReady(int64 transaction_id, | |
| 99 int64 object_store_id, | |
| 100 const std::vector<int64>& index_ids) = 0; | |
| 101 virtual void OpenCursor( | |
| 102 int64 transaction_id, | |
| 103 int64 object_store_id, | |
| 104 int64 index_id, | |
| 105 scoped_ptr<IndexedDBKeyRange> key_Range, | |
| 106 indexed_db::CursorDirection direction, | |
| 107 bool key_only, | |
| 108 TaskType task_type, | |
| 109 scoped_refptr<IndexedDBCallbacksWrapper> callbacks) = 0; | |
| 110 virtual void Count(int64 transaction_id, | |
| 111 int64 object_store_id, | |
| 112 int64 index_id, | |
| 113 scoped_ptr<IndexedDBKeyRange> key_range, | |
| 114 scoped_refptr<IndexedDBCallbacksWrapper> callbacks) = 0; | |
| 115 virtual void DeleteRange( | |
| 116 int64 transaction_id, | |
| 117 int64 object_store_id, | |
| 118 scoped_ptr<IndexedDBKeyRange> key_range, | |
| 119 scoped_refptr<IndexedDBCallbacksWrapper> callbacks) = 0; | |
| 120 virtual void Clear(int64 transaction_id, | |
| 121 int64 object_store_id, | |
| 122 scoped_refptr<IndexedDBCallbacksWrapper> callbacks) = 0; | |
| 123 | |
| 124 protected: | |
| 125 virtual ~IndexedDBDatabase() {} | |
| 126 friend class base::RefCounted<IndexedDBDatabase>; | |
| 127 }; | |
| 128 | |
| 129 } // namespace content | |
| 130 | |
| 131 #endif // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_DATABASE_H_ | |
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Chromium Code Reviews
Issue 15659013:
Revert "Migrate the IndexedDB backend from Blink to Chromium" (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src