Migrate the IndexedDB backend from Blink to Chromium

content/browser/indexed_db/webidbdatabase_impl.h

+// Copyright (c) 2013 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 CONTENT_BROWSER_INDEXED_DB_WEBIDBDATABASE_IMPL_H_
+#define CONTENT_BROWSER_INDEXED_DB_WEBIDBDATABASE_IMPL_H_
+
+#include "base/memory/ref_counted.h"
+#include "content/browser/indexed_db/indexed_db_database.h"
+#include "content/browser/indexed_db/indexed_db_database_callbacks_wrapper.h"
+#include "third_party/WebKit/public/platform/WebIDBDatabase.h"
+
+namespace WebKit {
+class WebIDBDatabaseCallbacks;
+class WebIDBDatabaseError;
+class WebIDBDatabaseMetadata;
+}
+
+namespace content {
+class IndexedDBDatabase;
+class IndexedDBDatabaseCallbacksWrapper;
+
+// See comment in WebIDBFactory for a high level overview these classes.
+class WebIDBDatabaseImpl : public WebKit::WebIDBDatabase {
+ public:
+  WebIDBDatabaseImpl(
+      scoped_refptr<IndexedDBDatabase> db,
+      scoped_refptr<IndexedDBDatabaseCallbacksWrapper> callbacks);
+  virtual ~WebIDBDatabaseImpl();
+
+  virtual void createObjectStore(long long transaction_id,
+                                 long long object_store_id,
+                                 const WebKit::WebString& name,
+                                 const WebKit::WebIDBKeyPath& key_path,
+                                 bool auto_increment);
+  virtual void deleteObjectStore(long long object_store_id,
+                                 long long transaction_id);
+  virtual void createTransaction(long long id,
+                                 WebKit::WebIDBDatabaseCallbacks* callbacks,
+                                 const WebKit::WebVector<long long>& scope,
+                                 unsigned short mode);
+  virtual void forceClose();
+  virtual void close();
+  virtual void abort(long long transaction_id);
+  virtual void abort(long long transaction_id,
+                     const WebKit::WebIDBDatabaseError& error);
+  virtual void commit(long long transaction_id);
+
+  virtual void get(long long transaction_id,
+                   long long object_store_id,
+                   long long index_id,
+                   const WebKit::WebIDBKeyRange& range,
+                   bool key_only,
+                   WebKit::WebIDBCallbacks* callbacks);
+  virtual void put(long long transaction_id,
+                   long long object_store_id,
+                   const WebKit::WebData& value,
+                   const WebKit::WebIDBKey& key,
+                   PutMode mode,
+                   WebKit::WebIDBCallbacks* callbacks,
+                   const WebKit::WebVector<long long>& index_ids,
+                   const WebKit::WebVector<WebIndexKeys>& index_keys);
+  virtual void setIndexKeys(long long transaction_id,
+                            long long object_store_id,
+                            const WebKit::WebIDBKey& key,
+                            const WebKit::WebVector<long long>& index_ids,
+                            const WebKit::WebVector<WebIndexKeys>& index_keys);
+  virtual void setIndexesReady(long long transaction_id,
+                               long long object_store_id,
+                               const WebKit::WebVector<long long>& index_ids);
+  virtual void openCursor(long long transaction_id,
+                          long long object_store_id,
+                          long long index_id,
+                          const WebKit::WebIDBKeyRange& range,
+                          unsigned short direction,
+                          bool key_only,
+                          TaskType task_type,
+                          WebKit::WebIDBCallbacks* callbacks);
+  virtual void count(long long transaction_id,
+                     long long object_store_id,
+                     long long index_id,
+                     const WebKit::WebIDBKeyRange& range,
+                     WebKit::WebIDBCallbacks* callbacks);
+  virtual void deleteRange(long long transaction_id,
+                           long long object_store_id,
+                           const WebKit::WebIDBKeyRange& range,
+                           WebKit::WebIDBCallbacks* callbacks);
+  virtual void clear(long long transaction_id,
+                     long long object_store_id,
+                     WebKit::WebIDBCallbacks* callbacks);
+
+  virtual void createIndex(long long transaction_id,
+                           long long object_store_id,
+                           long long index_id,
+                           const WebKit::WebString& name,
+                           const WebKit::WebIDBKeyPath& key_path,
+                           bool unique,
+                           bool multi_entry);
+  virtual void deleteIndex(long long transaction_id,
+                           long long object_store_id,
+                           long long index_id);
+
+ private:
+  scoped_refptr<IndexedDBDatabase> database_backend_;
+  scoped_refptr<IndexedDBDatabaseCallbacksWrapper> database_callbacks_;
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_INDEXED_DB_WEBIDBDATABASE_IMPL_H_