C++ (Cpp) openSQLiteDatabase Examples

Example #1

void IDBFactoryBackendImpl::open(const String& name, PassRefPtr<IDBCallbacks> callbacks, PassRefPtr<SecurityOrigin> securityOrigin, Frame*, const String& dataDir, int64_t maximumSize)
{
    String fileIdentifier = securityOrigin->databaseIdentifier();
    String uniqueIdentifier = fileIdentifier + "@" + name;
    IDBDatabaseBackendMap::iterator it = m_databaseBackendMap.find(uniqueIdentifier);
    if (it != m_databaseBackendMap.end()) {
        callbacks->onSuccess(it->second);
        return;
    }

    // FIXME: Everything from now on should be done on another thread.

    RefPtr<IDBSQLiteDatabase> sqliteDatabase;
    SQLiteDatabaseMap::iterator it2 = m_sqliteDatabaseMap.find(fileIdentifier);
    if (it2 != m_sqliteDatabaseMap.end())
        sqliteDatabase = it2->second;
    else {
        sqliteDatabase = openSQLiteDatabase(securityOrigin.get(), dataDir, maximumSize, fileIdentifier, this);

        if (!sqliteDatabase || !createTables(sqliteDatabase->db()) || !migrateDatabase(sqliteDatabase->db())) {
            callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Internal error."));
            m_sqliteDatabaseMap.set(fileIdentifier, 0);
            return;
        }
        m_sqliteDatabaseMap.set(fileIdentifier, sqliteDatabase.get());
    }

    RefPtr<IDBDatabaseBackendImpl> databaseBackend = IDBDatabaseBackendImpl::create(name, sqliteDatabase.get(), m_transactionCoordinator.get(), this, uniqueIdentifier);
    callbacks->onSuccess(databaseBackend.get());
    m_databaseBackendMap.set(uniqueIdentifier, databaseBackend.get());
}

Example #2

void IDBFactoryBackendImpl::open(const String& name, const String& description, PassRefPtr<IDBCallbacks> callbacks, PassRefPtr<SecurityOrigin> securityOrigin, Frame*, const String& dataDir, int64_t maximumSize)
{
    IDBDatabaseBackendMap::iterator it = m_databaseBackendMap.find(name);
    if (it != m_databaseBackendMap.end()) {
        if (!description.isNull())
            it->second->setDescription(description); // The description may have changed.
        callbacks->onSuccess(it->second.get());
        return;
    }

    // FIXME: Everything from now on should be done on another thread.

    OwnPtr<SQLiteDatabase> sqliteDatabase = openSQLiteDatabase(securityOrigin.get(), name, dataDir, maximumSize);
    if (!sqliteDatabase || !createTables(sqliteDatabase.get())) {
        callbacks->onError(IDBDatabaseError::create(IDBDatabaseException::UNKNOWN_ERR, "Internal error."));
        return;
    }

    RefPtr<IDBDatabaseBackendImpl> databaseBackend = IDBDatabaseBackendImpl::create(name, description, sqliteDatabase.release(), m_transactionCoordinator.get());
    callbacks->onSuccess(databaseBackend.get());
    m_databaseBackendMap.set(name, databaseBackend.release());
}