| OLD | NEW |
|---|---|
| (Empty) | |
| 1 // Copyright 2008, Google Inc. | |
| 2 // | |
| 3 // Redistribution and use in source and binary forms, with or without | |
| 4 // modification, are permitted provided that the following conditions are met: | |
| 5 // | |
| 6 // 1. Redistributions of source code must retain the above copyright notice, | |
| 7 // this list of conditions and the following disclaimer. | |
| 8 // 2. Redistributions in binary form must reproduce the above copyright notice, | |
| 9 // this list of conditions and the following disclaimer in the documentation | |
| 10 // and/or other materials provided with the distribution. | |
| 11 // 3. Neither the name of Google Inc. nor the names of its contributors may be | |
| 12 // used to endorse or promote products derived from this software without | |
| 13 // specific prior written permission. | |
| 14 // | |
| 15 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED | |
| 16 // WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
| 17 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO | |
| 18 // EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 19 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 20 // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; | |
| 21 // OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, | |
| 22 // WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR | |
| 23 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF | |
| 24 // ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 25 | |
| 26 #include "gears/base/common/database2_metadata.h" | |
| 27 | |
| 28 bool Database2Metadata::GetVersion(const std::string16 &origin, | |
| 29 const std::string16 &name, | |
| 30 std::string16 *version, | |
| 31 bool *found) { | |
| 32 assert(db_); | |
| 33 | |
| 34 const char16 *sql = STRING16( | |
| 35 L"SELECT Version FROM Database2Metadata " | |
| 36 L"WHERE Origin = ? AND Name = ?"); | |
| 37 | |
| 38 SQLStatement statement; | |
| 39 if (SQLITE_OK != statement.prepare16(db_, sql)) { | |
| 40 LOG(("Database2Metadata::GetVersion unable to prepare: %d\n", | |
| 41 db_->GetErrorCode())); | |
| 42 return false; | |
| 43 } | |
| 44 | |
| 45 if (SQLITE_OK != statement.bind_text16(0, origin.c_str())) { | |
| 46 LOG(("Database2Metadata::GetVersion unable to bind origin: %d\n", | |
| 47 db_->GetErrorCode())); | |
| 48 return false; | |
| 49 } | |
| 50 | |
| 51 if (SQLITE_OK != statement.bind_text16(1, name.c_str())) { | |
| 52 LOG(("Database2Metadata::GetVersion unable to bind name: %d\n", | |
| 53 db_->GetErrorCode())); | |
| 54 return false; | |
| 55 } | |
| 56 | |
| 57 int rc = statement.step(); | |
| 58 if (SQLITE_DONE == rc) { | |
| 59 *found = false; | |
| 60 return true; | |
| 61 } | |
| 62 | |
| 63 if (SQLITE_ROW != rc) { | |
| 64 LOG(("Database2Metadata::GetVersion unable to step: %d\n", | |
| 65 db_->GetErrorCode())); | |
| 66 return false; | |
| 67 } | |
| 68 | |
| 69 *version = statement.column_text16_safe(0); | |
|
Scott.Hess
2008/05/20 20:40:57
Suggest returning an error if statement.step()!=SQ
| |
| 70 *found = true; | |
| 71 return true; | |
| 72 } | |
| 73 | |
| 74 bool Database2Metadata::SetVersion(const std::string16 &origin, | |
| 75 const std::string16 &name, | |
| 76 const std::string16 &version) { | |
| 77 assert(db_); | |
| 78 | |
| 79 const char16 *sql = STRING16( | |
| 80 L"REPLACE INTO Database2Metadata(Origin, Name, Version) " | |
| 81 L"VALUES(?,?,?) "); | |
| 82 | |
| 83 SQLStatement statement; | |
| 84 if (SQLITE_OK != statement.prepare16(db_, sql)) { | |
| 85 LOG(("Database2Metadata::SetVersion unable to prepare: %d\n", | |
| 86 db_->GetErrorCode())); | |
| 87 return false; | |
| 88 } | |
| 89 | |
| 90 if (SQLITE_OK != statement.bind_text16(0, origin.c_str())) { | |
| 91 LOG(("Database2Metadata::SetVersion unable to bind origin: %d\n", | |
| 92 db_->GetErrorCode())); | |
| 93 return false; | |
| 94 } | |
| 95 | |
| 96 if (SQLITE_OK != statement.bind_text16(1, name.c_str())) { | |
| 97 LOG(("Database2Metadata::SetVersion unable to bind name: %d\n", | |
| 98 db_->GetErrorCode())); | |
| 99 return false; | |
| 100 } | |
| 101 | |
| 102 if (SQLITE_OK != statement.bind_text16(2, version.c_str())) { | |
| 103 LOG(("Database2Metadata::SetVersion unable to bind version: %d\n", | |
| 104 db_->GetErrorCode())); | |
| 105 return false; | |
| 106 } | |
| 107 | |
| 108 if (SQLITE_DONE != statement.step()) { | |
| 109 LOG(("Database2Metadata::GetDatabaseVersion unable to step: %d\n", | |
| 110 db_->GetErrorCode())); | |
| 111 return false; | |
| 112 } | |
| 113 | |
| 114 return true; | |
| 115 } | |
| 116 | |
| 117 bool Database2Metadata::CreateTableVersion8() { | |
| 118 const char *sql = "CREATE TABLE Database2Metadata (" | |
| 119 " DatabaseID INTEGER PRIMARY KEY AUTOINCREMENT," | |
| 120 " Origin TEXT NOT NULL," | |
| 121 " Name TEXT NOT NULL," | |
| 122 " Version TEXT NOT NULL," | |
| 123 " UNIQUE (Origin, Name)" | |
| 124 ")"; | |
| 125 if (SQLITE_OK != db_->Execute(sql)) { | |
| 126 LOG(("Database2VersionsTabel::MaybeCreateTableLatestVersion create" | |
|
Scott.Hess
2008/05/20 20:40:57
s/Database2VersionsTabel/Database2Metadata/;
s/May
| |
| 127 " unable to execute: %d", db_->GetErrorCode())); | |
| 128 return false; | |
| 129 } | |
| 130 return true; | |
| 131 } | |
| 132 | |
| OLD | NEW |