persistentstorage/dbms/pcdbms/usql/UQ_BOUND.CPP
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     1 // Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 //
       
    15 
       
    16 #include "UQ_STD.H"
       
    17 
       
    18 // class CSqlBoundNode
       
    19 
       
    20 CSqlBoundNode::CSqlBoundNode(TType aType,const TDesC& aColumn)
       
    21 	: CSqlSearchCondition(aType)
       
    22 	{
       
    23 	iColumn.iName.Set(aColumn);
       
    24 	}
       
    25 
       
    26 void CSqlBoundNode::BindL(const RDbTableRow& aSource)
       
    27 	{
       
    28 	const HDbColumnSet& columns=aSource.Table().Def().Columns();
       
    29 	TDbColNo col=columns.ColNoL(iColumn.iName());
       
    30 	if (col==KDbNullColNo)
       
    31 		__LEAVE(KErrNotFound);
       
    32 	iSource=&aSource;
       
    33 	iColumn.iBound.iNumber=col;
       
    34 	iColumn.iBound.iType=columns[col].Type();
       
    35 	}
       
    36 
       
    37 const TDesC& CSqlBoundNode::ColumnName() const
       
    38 //
       
    39 // Return the column name
       
    40 // If not bound it is embedded, otherwise lookup via the column def
       
    41 //
       
    42 	{
       
    43 	if (IsBound())
       
    44 		return *iSource->Table().Def().Columns()[iColumn.iBound.iNumber].iName;
       
    45 	return (const TPtrC&)iColumn.iName;
       
    46 	}
       
    47 
       
    48 MStreamBuf& CSqlBoundNode::StreamLC(const TDbBlob& aBlob) const
       
    49 	{
       
    50 	__ASSERT(!aBlob.IsInline());
       
    51 	return *iSource->Table().BlobsL()->ReadLC(aBlob.Id(),ColType());
       
    52 	}
       
    53