// Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).

 // All rights reserved.

 // This component and the accompanying materials are made available

 // under the terms of "Eclipse Public License v1.0"

 // which accompanies this distribution, and is available

 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

 //

 // Initial Contributors:

 // Nokia Corporation - initial contribution.

 //

 // Contributors:

 //

 // Description:

 // TSqlParser2 class. "DBMS Security" related - full support.

 // 

 //

 #include "UQ_STD.H"

 /**

 This method is used to extract the table name from a particular sql

 string - aTableName parameter. Also, the function determines the sql string type -

 Sql::EDDL, Sql::EDML or Sql::ENone (SELECT sql string).

 */

 void TSqlParser2::ParseL(const TDesC& aSql)

 	{

 	TSqlParser sqlParser(aSql);

 	iStatementType = sqlParser.Type();

 	iTableName.Set(NULL, 0);

 	switch(iStatementType)

 		{

 		case Sql::ENone: 

 			//It may be a "SELECT" statement. Check the sql and get the table name.

 			if(sqlParser.ParseL(ESqlKeyword_select) == ESqlAsterisk)

 				{

 				sqlParser.NextToken();

 				}

 			else

 				{

 				for(;;)

 					{

 					TSqlTokenType t = sqlParser.NextToken();

 					if(t != ESqlComma)

 						break;

 					sqlParser.NextToken();

 					}

 				}

 			sqlParser.ParseL(ESqlKeyword_from);

 			sqlParser.IdentifierL(iTableName);

 			break;

 		case Sql::EDDL:

 			//CREATE/DROP/ALTER statement. There is a table name, but we do not need it.

 			//The caller has to have "SCHEMA" access level, so we do not bother with the table name.

 			break;

 		case Sql::EDML:

 			//INSERT/UPDATE/DELETE statement. Get the table name.

 			if(sqlParser.Parse(ESqlKeyword_insert))

 				{

 				sqlParser.ParseL(ESqlKeyword_into);

 				}

 			else if(sqlParser.Parse(ESqlKeyword_update))

 				{

 				}

 			else 

 				{

 				sqlParser.ParseL(ESqlKeyword_delete);

 				sqlParser.ParseL(ESqlKeyword_from);

 				}

 			sqlParser.IdentifierL(iTableName);

 			break;

 		default:

 			__ASSERT(EFalse);

 			break;

 		}

 	}