src/content/browser/indexed_db/indexed_db_fake_backing_store.h

   1 // Copyright 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_FAKE_BACKING_STORE_H_
   6 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FAKE_BACKING_STORE_H_
   7
   8 #include <vector>
   9
  10 #include "content/browser/indexed_db/indexed_db_backing_store.h"
  11
  12 namespace base {
  13 class SequencedTaskRunner;
  14 }
  15
  16 namespace content {
  17
  18 class IndexedDBFactory;
  19
  20 class IndexedDBFakeBackingStore : public IndexedDBBackingStore {
  21  public:
  22   IndexedDBFakeBackingStore();
  23   IndexedDBFakeBackingStore(IndexedDBFactory* factory,
  24                             base::SequencedTaskRunner* task_runner);
  25   virtual std::vector<base::string16> GetDatabaseNames(leveldb::Status* s)
  26       OVERRIDE;
  27   virtual leveldb::Status GetIDBDatabaseMetaData(const base::string16& name,
  28                                                  IndexedDBDatabaseMetadata*,
  29                                                  bool* found) OVERRIDE;
  30   virtual leveldb::Status CreateIDBDatabaseMetaData(
  31       const base::string16& name,
  32       const base::string16& version,
  33       int64 int_version,
  34       int64* row_id) OVERRIDE;
  35   virtual bool UpdateIDBDatabaseIntVersion(Transaction*,
  36                                            int64 row_id,
  37                                            int64 version) OVERRIDE;
  38   virtual leveldb::Status DeleteDatabase(const base::string16& name) OVERRIDE;
  39
  40   virtual leveldb::Status CreateObjectStore(Transaction*,
  41                                             int64 database_id,
  42                                             int64 object_store_id,
  43                                             const base::string16& name,
  44                                             const IndexedDBKeyPath&,
  45                                             bool auto_increment) OVERRIDE;
  46
  47   virtual leveldb::Status DeleteObjectStore(Transaction* transaction,
  48                                             int64 database_id,
  49                                             int64 object_store_id) OVERRIDE;
  50
  51   virtual leveldb::Status PutRecord(
  52       IndexedDBBackingStore::Transaction* transaction,
  53       int64 database_id,
  54       int64 object_store_id,
  55       const IndexedDBKey& key,
  56       IndexedDBValue* value,
  57       ScopedVector<storage::BlobDataHandle>* handles,
  58       RecordIdentifier* record) OVERRIDE;
  59
  60   virtual leveldb::Status ClearObjectStore(Transaction*,
  61                                            int64 database_id,
  62                                            int64 object_store_id) OVERRIDE;
  63   virtual leveldb::Status DeleteRecord(Transaction*,
  64                                        int64 database_id,
  65                                        int64 object_store_id,
  66                                        const RecordIdentifier&) OVERRIDE;
  67   virtual leveldb::Status GetKeyGeneratorCurrentNumber(Transaction*,
  68                                                        int64 database_id,
  69                                                        int64 object_store_id,
  70                                                        int64* current_number)
  71       OVERRIDE;
  72   virtual leveldb::Status MaybeUpdateKeyGeneratorCurrentNumber(
  73       Transaction*,
  74       int64 database_id,
  75       int64 object_store_id,
  76       int64 new_number,
  77       bool check_current) OVERRIDE;
  78   virtual leveldb::Status KeyExistsInObjectStore(
  79       Transaction*,
  80       int64 database_id,
  81       int64 object_store_id,
  82       const IndexedDBKey&,
  83       RecordIdentifier* found_record_identifier,
  84       bool* found) OVERRIDE;
  85
  86   virtual leveldb::Status CreateIndex(Transaction*,
  87                                       int64 database_id,
  88                                       int64 object_store_id,
  89                                       int64 index_id,
  90                                       const base::string16& name,
  91                                       const IndexedDBKeyPath&,
  92                                       bool is_unique,
  93                                       bool is_multi_entry) OVERRIDE;
  94   virtual leveldb::Status DeleteIndex(Transaction*,
  95                                       int64 database_id,
  96                                       int64 object_store_id,
  97                                       int64 index_id) OVERRIDE;
  98   virtual leveldb::Status PutIndexDataForRecord(Transaction*,
  99                                                 int64 database_id,
 100                                                 int64 object_store_id,
 101                                                 int64 index_id,
 102                                                 const IndexedDBKey&,
 103                                                 const RecordIdentifier&)
 104       OVERRIDE;
 105   virtual void ReportBlobUnused(int64 database_id, int64 blob_key) OVERRIDE;
 106   virtual scoped_ptr<Cursor> OpenObjectStoreKeyCursor(
 107       Transaction* transaction,
 108       int64 database_id,
 109       int64 object_store_id,
 110       const IndexedDBKeyRange& key_range,
 111       blink::WebIDBCursorDirection,
 112       leveldb::Status*) OVERRIDE;
 113   virtual scoped_ptr<Cursor> OpenObjectStoreCursor(
 114       Transaction* transaction,
 115       int64 database_id,
 116       int64 object_store_id,
 117       const IndexedDBKeyRange& key_range,
 118       blink::WebIDBCursorDirection,
 119       leveldb::Status*) OVERRIDE;
 120   virtual scoped_ptr<Cursor> OpenIndexKeyCursor(
 121       Transaction* transaction,
 122       int64 database_id,
 123       int64 object_store_id,
 124       int64 index_id,
 125       const IndexedDBKeyRange& key_range,
 126       blink::WebIDBCursorDirection,
 127       leveldb::Status*) OVERRIDE;
 128   virtual scoped_ptr<Cursor> OpenIndexCursor(Transaction* transaction,
 129                                              int64 database_id,
 130                                              int64 object_store_id,
 131                                              int64 index_id,
 132                                              const IndexedDBKeyRange& key_range,
 133                                              blink::WebIDBCursorDirection,
 134                                              leveldb::Status*) OVERRIDE;
 135
 136   class FakeTransaction : public IndexedDBBackingStore::Transaction {
 137    public:
 138     explicit FakeTransaction(leveldb::Status phase_two_result);
 139     virtual void Begin() OVERRIDE;
 140     virtual leveldb::Status CommitPhaseOne(
 141         scoped_refptr<BlobWriteCallback>) OVERRIDE;
 142     virtual leveldb::Status CommitPhaseTwo() OVERRIDE;
 143     virtual void Rollback() OVERRIDE;
 144
 145    private:
 146     leveldb::Status result_;
 147
 148     DISALLOW_COPY_AND_ASSIGN(FakeTransaction);
 149   };
 150
 151  protected:
 152   friend class base::RefCounted<IndexedDBFakeBackingStore>;
 153   virtual ~IndexedDBFakeBackingStore();
 154
 155  private:
 156   DISALLOW_COPY_AND_ASSIGN(IndexedDBFakeBackingStore);
 157 };
 158
 159 }  // namespace content
 160
 161 #endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FAKE_BACKING_STORE_H_