C++ RSqlStatement::IsNull方法代码示例

本文整理汇总了C++中RSqlStatement::IsNull方法的典型用法代码示例。如果您正苦于以下问题：C++ RSqlStatement::IsNull方法的具体用法？C++ RSqlStatement::IsNull怎么用？C++ RSqlStatement::IsNull使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类RSqlStatement的用法示例。

在下文中一共展示了RSqlStatement::IsNull方法的6个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: readFlagInPluginIdTable

/**
 * Method to read the IsEnabled flag from plugin Id table
 * @param aPluginID The ID of the plugin
 * @param aFlag [out] The flag that indicates the plugin id is enables or disabled
 */
void CSmfCredMgrDbUser::readFlagInPluginIdTable(const TDesC& aPluginID,
        TInt& aFlag)
{
    TInt err(KErrNone);

    RSqlStatement sqlReadStatement;
    TInt paramIndex(KErrNone);

    err = sqlReadStatement.Prepare(iDataBase, KSmfDbReadFlagInPluginTable);
    __ASSERT_DEBUG( (err >= KErrNone), User::Invariant());

    paramIndex = sqlReadStatement.ParameterIndex(_L(":iID"));
    err = sqlReadStatement.BindText(paramIndex, aPluginID);
    __ASSERT_DEBUG( (err >= KErrNone), User::Invariant());

    while ((err = sqlReadStatement.Next()) == KSqlAtRow)
    {
        //sometimes sqlStmt.Next returns KSqlAtRow even if no row is present
        if (!sqlReadStatement.IsNull(0))
        {
            aFlag = sqlReadStatement.ColumnInt(0);
        }
    }
    sqlReadStatement.Close();
}

开发者ID:kuailexs，项目名称:symbiandump-mw4，代码行数:30，代码来源:smfcredmgrdbuser.cpp

示例2: readAuthAppIdInRegTokenTable

/**
 * Method to fetch Authentication app ID from RegTokenValidityTable
 * giving the reg token
 * @param aRegToken The Registration token of the authentication app
 * @param aAuthAppId [out] The ID of the Authentication app
 */
void CSmfCredMgrDbUser::readAuthAppIdInRegTokenTable(const TDesC& aRegToken,
        TDes& aAuthAppId)
{
    TInt err(KErrNone);

    RSqlStatement sqlReadStatement;
    TInt paramIndex(KErrNone);
    TInt64 duration;
    TBuf<KMaxBufSize> tokenBuf(aRegToken);
    err = sqlReadStatement.Prepare(iDataBase,
                                   KSmfDbReadAuthAppIdInRegTokenTable);
    __ASSERT_DEBUG( (err >= KErrNone), User::Invariant());

    paramIndex = sqlReadStatement.ParameterIndex(_L(":iID"));
    err = sqlReadStatement.BindText(paramIndex, tokenBuf);
    __ASSERT_DEBUG( (err >= KErrNone), User::Invariant());

    while ((err = sqlReadStatement.Next()) == KSqlAtRow)
    {
        //sometimes sqlStmt.Next returns KSqlAtRow even if no row is present
        if (!sqlReadStatement.IsNull(0))
        {
            duration = sqlReadStatement.ColumnInt(1);
            if (duration) //to be checked with epoch date-time
            {
                sqlReadStatement.ColumnText(0, aAuthAppId);
            }
        }
        else
        {
            __ASSERT_DEBUG( 0, User::Invariant());
        }
    }
    sqlReadStatement.Close();
}

开发者ID:kuailexs，项目名称:symbiandump-mw4，代码行数:41，代码来源:smfcredmgrdbuser.cpp

示例3: readRegistrationTokenL

/**
 * Method to fetch Registration token of the Authentication app from RegTokenValidityTable
 * @param aAuthAppId The ID of the Authentication app
 * @param aRegToken [out] The Registration token of the authentication app
 */
void CSmfCredMgrDbUser::readRegistrationTokenL(const TDesC& aAuthAppId,
        TDesC& aRegToken)
{
    TInt err(KErrNone);

    RSqlStatement sqlReadStatement;
    TInt paramIndex(KErrNone);

    err = sqlReadStatement.Prepare(iDataBase, KSmfDbReadRegistrationToken);
    __ASSERT_DEBUG( (err >= KErrNone), User::Invariant());

    paramIndex = sqlReadStatement.ParameterIndex(_L(":iID"));
    err = sqlReadStatement.BindText(paramIndex, aAuthAppId);
    __ASSERT_DEBUG( (err >= KErrNone), User::Invariant());

    while ((err = sqlReadStatement.Next()) == KSqlAtRow)
    {
        //sometimes sqlStmt.Next returns KSqlAtRow even if no row is present
        if (!sqlReadStatement.IsNull(0))
        {
            aRegToken = sqlReadStatement.ColumnTextL(0);//aKey.AllocL();
        }
        else
        {
            __ASSERT_DEBUG( 0, User::Invariant());
        }
    }
    sqlReadStatement.Close();
}

开发者ID:kuailexs，项目名称:symbiandump-mw4，代码行数:34，代码来源:smfcredmgrdbuser.cpp

示例4: readValidity

/**
 * Method to fetch Validity of the Authentication app
 * @param aAuthAppId The ID of the Authentication app
 * @param aValidity [out] The time by which the Auth set will expire
 */
void CSmfCredMgrDbUser::readValidity(const TDesC& aAuthAppId, TInt64& aValidity)
{
    TInt err(KErrNone);

    RSqlStatement sqlReadStatement;
    TInt paramIndex(KErrNone);

    err = sqlReadStatement.Prepare(iDataBase, KSmfDbReadValidity);
    __ASSERT_DEBUG( (err >= KErrNone), User::Invariant());
    paramIndex = sqlReadStatement.ParameterIndex(_L(":iID"));
    err = sqlReadStatement.BindText(paramIndex, aAuthAppId);
    __ASSERT_DEBUG( (err >= KErrNone), User::Invariant());

    while ((err = sqlReadStatement.Next()) == KSqlAtRow)
    {
        //sometimes sqlStmt.Next returns KSqlAtRow even if no row is present
        if (!sqlReadStatement.IsNull(0))
        {
            aValidity = sqlReadStatement.ColumnInt64(1);
        }
        else
        {
            __ASSERT_DEBUG( 0, User::Invariant());
        }
    }
    sqlReadStatement.Close();

}

开发者ID:kuailexs，项目名称:symbiandump-mw4，代码行数:33，代码来源:smfcredmgrdbuser.cpp

示例5: readUrlL

/**
 * Method to fetch all the URLs associated with the Authentication app
 * @param aAuthAppId The ID of the Authentication app
 * @param aArray [out] The array to be updated with URLs
 */
void CSmfCredMgrDbUser::readUrlL(const TDesC& aAuthAppId,
                                 RPointerArray<HBufC>& aArray)
{
    TInt err(KErrNone);

    RSqlStatement sqlReadStatement;
    TInt paramIndex(KErrNone);

    err = sqlReadStatement.Prepare(iDataBase, KSmfDbReadURL);
    __ASSERT_DEBUG( (err >= KErrNone), User::Invariant());
    paramIndex = sqlReadStatement.ParameterIndex(_L(":iID"));
    err = sqlReadStatement.BindText(paramIndex, aAuthAppId);
    __ASSERT_DEBUG( (err >= KErrNone), User::Invariant());

    while ((err = sqlReadStatement.Next()) == KSqlAtRow)
    {
        //sometimes sqlStmt.Next returns KSqlAtRow even if no row is present
        if (!sqlReadStatement.IsNull(0))
        {
            TBuf<KMaxBufSize> urlBuf;
            HBufC* buf = HBufC::NewL(KMaxBufSize);
            sqlReadStatement.ColumnText(0, urlBuf);
            buf->Des().Copy(urlBuf);
            aArray.Append(buf);
        }
        else
        {
            __ASSERT_DEBUG( 0, User::Invariant());
        }
    }
    sqlReadStatement.Close();
}

开发者ID:kuailexs，项目名称:symbiandump-mw4，代码行数:37，代码来源:smfcredmgrdbuser.cpp

示例6: readAuthTokensL

/**
 * Method to Key-Secret pairs of the Authentication app
 * @param aAuthAppId The ID of the Authentication app
 * @param aArray [out] The array containing the key-secret pair
 */
void CSmfCredMgrDbUser::readAuthTokensL(const TDesC& aAuthAppId, RArray<
                                        TSmfAuthToken>& aArray)
{
    TInt err(KErrNone);

    RSqlStatement sqlReadStatement;
    TInt paramIndex(KErrNone);

    err = sqlReadStatement.Prepare(iDataBase, KSmfDbReadAuthTokens);
    __ASSERT_DEBUG( (err >= KErrNone), User::Invariant());

    paramIndex = sqlReadStatement.ParameterIndex(_L(":iID"));
    err = sqlReadStatement.BindText(paramIndex, aAuthAppId);
    __ASSERT_DEBUG( (err >= KErrNone), User::Invariant());

    while ((err = sqlReadStatement.Next()) == KSqlAtRow)
    {
        //sometimes sqlStmt.Next returns KSqlAtRow even if no row is present
        if (!sqlReadStatement.IsNull(0))
        {
            TSmfAuthToken Set;

            Set.iKey = HBufC::NewL(KMaxAuthTokenLength);
            Set.iSecret = HBufC::NewL(KMaxAuthTokenLength);

            TBuf<KMaxBufSize> keyBuf;
            TBuf<KMaxBufSize> secretBuf;

            sqlReadStatement.ColumnText(0, keyBuf);
            sqlReadStatement.ColumnText(1, secretBuf);

            Set.iKey->Des().Copy(keyBuf);
            Set.iSecret->Des().Copy(secretBuf);
            //add it to the array
            aArray.Append(Set);

        }
        else
        {
            __ASSERT_DEBUG( 0, User::Invariant());
        }
    }
    sqlReadStatement.Close();
}

开发者ID:kuailexs，项目名称:symbiandump-mw4，代码行数:49，代码来源:smfcredmgrdbuser.cpp

注：本文中的RSqlStatement::IsNull方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。