metadataengine/client/src/mdeobjectdef.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 15 Mar 2010 12:42:24 +0200
branchRCL_3
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permissions -rw-r--r--
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/*
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* Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies). 
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  
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*
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*/
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#include "mdeobjectdef.h"
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#include "mdcdef.h"
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#include "mdenamespacedef.h"
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#include "mdepropertydef.h"
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#include "mdcserializationbuffer.h"
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#include "mdscommoninternal.h"
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CMdEObjectDef::CMdEObjectDef( const TMdCObjectDef& aObjectDef, CMdENamespaceDef& aNamespaceDef )
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    : iObjectDef( aObjectDef ), iNamespaceDef(aNamespaceDef)
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    {
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    }
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CMdEObjectDef* CMdEObjectDef::NewL( const TMdCObjectDef& aObjectDef,
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		CMdCSerializationBuffer& aSchemaBuffer, CMdENamespaceDef& aNamespaceDef )
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    {
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    CMdEObjectDef* def = CMdEObjectDef::NewLC( aObjectDef, aSchemaBuffer, aNamespaceDef );
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    CleanupStack::Pop( def );
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    return def;
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    }
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CMdEObjectDef* CMdEObjectDef::NewLC( const TMdCObjectDef& aObjectDef,
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		CMdCSerializationBuffer& aSchemaBuffer, CMdENamespaceDef& aNamespaceDef )
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    {
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    CMdEObjectDef* def = new( ELeave ) CMdEObjectDef( aObjectDef, aNamespaceDef );
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    CleanupStack::PushL( def );
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    def->ConstructL(aSchemaBuffer);
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    return def;
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    }
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void CMdEObjectDef::ConstructL(CMdCSerializationBuffer& aSchemaBuffer)
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    {
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    const TUint32 propertyCount = iObjectDef.iPropertyDefs.iPtr.iCount;
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    const TUint32 propertyOffset = iObjectDef.iPropertyDefs.iPtr.iOffset;
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	aSchemaBuffer.PositionL( iObjectDef.iName.iPtr.iOffset );
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	iName.Set( aSchemaBuffer.ReceivePtr16L() );
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    iPropertyDefs.ReserveL( propertyCount );
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    for ( TUint32 i = 0; i < propertyCount; ++i )
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        {
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		aSchemaBuffer.PositionL( propertyOffset + i * sizeof(TMdCPropertyDef) );
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		const TMdCPropertyDef& propertyDef = TMdCPropertyDef::GetFromBufferL(aSchemaBuffer);
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		CMdEPropertyDef* defImpl = CMdEPropertyDef::NewL( propertyDef, aSchemaBuffer, *this );
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		iPropertyDefs.InsertInOrder(defImpl, TLinearOrder<CMdEPropertyDef>(CMdEObjectDef::CompareProperties)); 
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        }
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    }
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CMdEObjectDef::~CMdEObjectDef()
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    {
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    iPropertyDefs.ResetAndDestroy();
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    iPropertyDefs.Close();
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    }
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EXPORT_C TDefId CMdEObjectDef::Id() const
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    {
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    return iObjectDef.iDefId;
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    }
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EXPORT_C CMdENamespaceDef& CMdEObjectDef::NamespaceDef() const
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    {
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    return iNamespaceDef;
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    }
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EXPORT_C CMdEObjectDef* CMdEObjectDef::ParentL()
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    {
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    if ( iObjectDef.iParentId == KNoDefId )
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        {
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        return NULL;
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        }
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    return iNamespaceDef.GetObjectDefL( iObjectDef.iParentId );
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    }
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EXPORT_C const TDesC& CMdEObjectDef::Name() const
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    {
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    return iName;
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    }
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EXPORT_C TInt CMdEObjectDef::Compare( const CMdEObjectDef& aObjectDef ) const
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    {
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    TInt result = iNamespaceDef.Compare( aObjectDef.iNamespaceDef );
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    if ( result == 0 )
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        {
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        result = iObjectDef.iDefId - aObjectDef.Id();
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        }
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    return result;
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    }
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EXPORT_C TInt CMdEObjectDef::PropertyDefCount() const
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    {
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    return iPropertyDefs.Count();
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    }
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   112
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   113
EXPORT_C CMdEPropertyDef& CMdEObjectDef::PropertyDefL(TInt aIndex)
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   114
	{
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   115
	CMdEPropertyDef* propertyDef = PropertyDefL(aIndex, NULL);
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   116
	if (!propertyDef)
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   117
		{
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   118
		User::Leave( KErrNotFound );
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   119
		}
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   120
	return *propertyDef;
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   121
	}
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parents:
diff changeset
   122
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diff changeset
   123
EXPORT_C CMdEPropertyDef& CMdEObjectDef::GetPropertyDefL( const TDesC& aName )
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   124
	{
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diff changeset
   125
	CMdEPropertyDef* propertyDef = GetPropertyDefL(aName, NULL);
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parents:
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   126
	if (!propertyDef)
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   127
		{
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   128
		User::Leave( KErrNotFound );
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diff changeset
   129
		}
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   130
	return *propertyDef;
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   131
	}
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diff changeset
   132
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   133
CMdEPropertyDef* CMdEObjectDef::GetPropertyDefL( const TDesC& aName, CMdEObjectDef* aChild )
1
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parents: 0
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   134
    {    
0
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diff changeset
   135
    const TInt propertyDefCount = iPropertyDefs.Count();
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parents:
diff changeset
   136
    for ( TInt i = 0; i < propertyDefCount; ++i )
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parents:
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   137
        {
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   138
        if( aName.Compare( iPropertyDefs[i]->Name() ) == 0 )
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parents:
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   139
        	{
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   140
        	return &PropertyDefL(i);
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parents:
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   141
        	}
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parents:
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   142
        }
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parents:
diff changeset
   143
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parents:
diff changeset
   144
    CMdEObjectDef* parent = ParentL();
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   145
    if ( parent ) 
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parents:
diff changeset
   146
        {
c53acadfccc6 Revision: 201001
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   147
        if( !aChild )
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parents:
diff changeset
   148
            {
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parents:
diff changeset
   149
            return parent->GetPropertyDefL( aName, this );
c53acadfccc6 Revision: 201001
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parents:
diff changeset
   150
            }
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parents:
diff changeset
   151
        else
c53acadfccc6 Revision: 201001
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parents:
diff changeset
   152
            {
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parents:
diff changeset
   153
            return parent->GetPropertyDefL( aName, aChild );
c53acadfccc6 Revision: 201001
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parents:
diff changeset
   154
            }
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parents:
diff changeset
   155
        }
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parents:
diff changeset
   156
    return NULL;
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parents:
diff changeset
   157
    }
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   158
c53acadfccc6 Revision: 201001
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parents:
diff changeset
   159
CMdEPropertyDef* CMdEObjectDef::GetPropertyDefL(TDefId aId, CMdEObjectDef* aChild)
c53acadfccc6 Revision: 201001
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parents:
diff changeset
   160
    {
3
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   161
    const TInt count = iPropertyDefs.Count();
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   162
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parents: 1
diff changeset
   163
    TInt low( 0 );
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   164
    TInt high( count );
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parents: 1
diff changeset
   165
    TBool linearSearchRequired( EFalse );
0
c53acadfccc6 Revision: 201001
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parents:
diff changeset
   166
    
3
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   167
    while( low < high )
0
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   168
        {
3
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   169
        TInt mid( (low+high)>>1 );
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   170
        
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   171
        if( !iPropertyDefs[mid] )
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   172
            {
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   173
            linearSearchRequired = ETrue;
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   174
            break;
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parents: 1
diff changeset
   175
            }
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   176
        
7
3cebc1a84278 Revision: 201009
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parents: 6
diff changeset
   177
        const TInt compare( aId - iPropertyDefs[mid]->Id() );
3
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   178
        if( compare == 0 )
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   179
            {
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   180
            return iPropertyDefs[mid];
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   181
            }
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   182
        else if( compare > 0 )
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   183
            {
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   184
            low = mid + 1;
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   185
            }
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   186
        else
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   187
            {
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   188
            high = mid;
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   189
            }
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   190
        }
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   191
  
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   192
    if( linearSearchRequired )
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   193
        {
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   194
        for ( TInt i = 0; i < count; ++i )
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   195
            {
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   196
            CMdEPropertyDef* propDef = iPropertyDefs[i];
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   197
        
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   198
            if( propDef && propDef->Id() == aId )
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   199
                {
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   200
                return propDef;
6752808b2036 Revision: 201003
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parents: 1
diff changeset
   201
                }
6752808b2036 Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 1
diff changeset
   202
            }
0
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   203
        }
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
    CMdEObjectDef* parent = ParentL();
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
    if ( parent ) 
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   207
        {
c53acadfccc6 Revision: 201001
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parents:
diff changeset
   208
        if ( !aChild )
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   209
            {                
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   210
            return parent->GetPropertyDefL( aId, this );
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   211
            }
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   212
        else
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   213
            {
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   214
            return parent->GetPropertyDefL( aId, aChild );
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
            }
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   216
        }
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   217
    return NULL;
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   218
    }
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   219
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   220
CMdEPropertyDef* CMdEObjectDef::PropertyDefL(TInt aIndex, CMdEObjectDef* /*aChild*/)
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   221
	{
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   222
	if ( aIndex < 0 || aIndex > iPropertyDefs.Count())
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   223
	    {
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   224
	    User::Leave( KErrArgument );
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   225
	    }
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   226
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   227
	return iPropertyDefs[aIndex];
c53acadfccc6 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   228
	}
1
acef663c1218 Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents: 0
diff changeset
   229
3
6752808b2036 Revision: 201003
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TInt CMdEObjectDef::CompareProperties(const CMdEPropertyDef& aFirst, const CMdEPropertyDef& aSecond)
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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    {
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    return aFirst.Id() - aSecond.Id();
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    }
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