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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 COMPONENTS_WEBDATA_COMMON_WEB_DATABASE_H_ | 5 #ifndef COMPONENTS_WEBDATA_COMMON_WEB_DATABASE_H_ |
6 #define COMPONENTS_WEBDATA_COMMON_WEB_DATABASE_H_ | 6 #define COMPONENTS_WEBDATA_COMMON_WEB_DATABASE_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 | 9 |
10 #include "base/macros.h" | 10 #include "base/macros.h" |
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34 virtual ~WebDatabase(); | 34 virtual ~WebDatabase(); |
35 | 35 |
36 // Adds a database table. Ownership remains with the caller, which | 36 // Adds a database table. Ownership remains with the caller, which |
37 // must ensure that the lifetime of |table| exceeds this object's | 37 // must ensure that the lifetime of |table| exceeds this object's |
38 // lifetime. Must only be called before Init. | 38 // lifetime. Must only be called before Init. |
39 void AddTable(WebDatabaseTable* table); | 39 void AddTable(WebDatabaseTable* table); |
40 | 40 |
41 // Retrieves a table based on its |key|. | 41 // Retrieves a table based on its |key|. |
42 WebDatabaseTable* GetTable(WebDatabaseTable::TypeKey key); | 42 WebDatabaseTable* GetTable(WebDatabaseTable::TypeKey key); |
43 | 43 |
| 44 // Call before Init() to set the error callback to be used for the |
| 45 // underlying database connection. |
| 46 void set_error_callback( |
| 47 const sql::Connection::ErrorCallback& error_callback) { |
| 48 db_.set_error_callback(error_callback); |
| 49 } |
| 50 |
44 // Initialize the database given a name. The name defines where the SQLite | 51 // Initialize the database given a name. The name defines where the SQLite |
45 // file is. If this returns an error code, no other method should be called. | 52 // file is. If this returns an error code, no other method should be called. |
46 // | 53 // |
47 // Before calling this method, you must call AddTable for any | 54 // Before calling this method, you must call AddTable for any |
48 // WebDatabaseTable objects that are supposed to participate in | 55 // WebDatabaseTable objects that are supposed to participate in |
49 // managing the database. | 56 // managing the database. |
50 sql::InitStatus Init(const base::FilePath& db_name); | 57 sql::InitStatus Init(const base::FilePath& db_name); |
51 | 58 |
52 // Transactions management | 59 // Transactions management |
53 void BeginTransaction(); | 60 void BeginTransaction(); |
54 void CommitTransaction(); | 61 void CommitTransaction(); |
55 | 62 |
| 63 std::string GetDiagnosticInfo(int extended_error, sql::Statement* statement); |
| 64 |
56 // Exposed for testing only. | 65 // Exposed for testing only. |
57 sql::Connection* GetSQLConnection(); | 66 sql::Connection* GetSQLConnection(); |
58 | 67 |
59 private: | 68 private: |
60 // Used by |Init()| to migration database schema from older versions to | 69 // Used by |Init()| to migration database schema from older versions to |
61 // current version. | 70 // current version. |
62 sql::InitStatus MigrateOldVersionsAsNeeded(); | 71 sql::InitStatus MigrateOldVersionsAsNeeded(); |
63 | 72 |
64 // Migrates this database to |version|. Returns false if there was | 73 // Migrates this database to |version|. Returns false if there was |
65 // migration work to do and it failed, true otherwise. | 74 // migration work to do and it failed, true otherwise. |
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78 | 87 |
79 // Map of all the different tables that have been added to this | 88 // Map of all the different tables that have been added to this |
80 // object. Non-owning. | 89 // object. Non-owning. |
81 typedef std::map<WebDatabaseTable::TypeKey, WebDatabaseTable*> TableMap; | 90 typedef std::map<WebDatabaseTable::TypeKey, WebDatabaseTable*> TableMap; |
82 TableMap tables_; | 91 TableMap tables_; |
83 | 92 |
84 DISALLOW_COPY_AND_ASSIGN(WebDatabase); | 93 DISALLOW_COPY_AND_ASSIGN(WebDatabase); |
85 }; | 94 }; |
86 | 95 |
87 #endif // COMPONENTS_WEBDATA_COMMON_WEB_DATABASE_H_ | 96 #endif // COMPONENTS_WEBDATA_COMMON_WEB_DATABASE_H_ |
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