--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mtpfws/mtpfw/dataproviders/dputility/src/cmtpsvcdeleteobjectproplist.cpp Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,270 @@
+// Copyright (c) 2008-2009 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:
+// mw/remoteconn/mtpfws/mtpfw/dataproviders/dputility/src/cmtpsvcdeleteobjectproplist.cpp
+
+#include <mtp/mmtpdataproviderframework.h>
+#include <mtp/mmtpobjectmgr.h>
+#include <mtp/cmtpobjectmetadata.h>
+#include <mtp/cmtptypedeleteobjectproplist.h>
+#include <mtp/tmtptypedatapair.h>
+
+#include "cmtpsvcdeleteobjectproplist.h"
+#include "mmtpservicedataprovider.h"
+#include "mmtpsvcobjecthandler.h"
+
+// Class constants.
+__FLOG_STMT(_LIT8(KComponent,"SvcDelObjPropList");)
+
+EXPORT_C MMTPRequestProcessor* CMTPSvcDeleteObjectPropList::NewL(MMTPDataProviderFramework& aFramework,
+ MMTPConnection& aConnection,
+ MMTPServiceDataProvider& aDataProvider)
+ {
+ CMTPSvcDeleteObjectPropList* self = new (ELeave) CMTPSvcDeleteObjectPropList(aFramework, aConnection, aDataProvider);
+ CleanupStack::PushL(self);
+ self->ConstructL();
+ CleanupStack::Pop(self);
+ return self;
+ }
+
+EXPORT_C CMTPSvcDeleteObjectPropList::~CMTPSvcDeleteObjectPropList()
+ {
+ __FLOG(_L8("~CMTPSvcDeleteObjectPropList - Entry"));
+ delete iPropertyList;
+ delete iReceivedObjectMetaData;
+ __FLOG(_L8("~CMTPSvcDeleteObjectPropList - Exit"));
+ __FLOG_CLOSE;
+ }
+
+CMTPSvcDeleteObjectPropList::CMTPSvcDeleteObjectPropList(MMTPDataProviderFramework& aFramework,
+ MMTPConnection& aConnection,
+ MMTPServiceDataProvider& aDataProvider) :
+ CMTPRequestProcessor(aFramework, aConnection, 0, NULL),
+ iDataProvider(aDataProvider)
+ {
+ }
+
+void CMTPSvcDeleteObjectPropList::ConstructL()
+ {
+ __FLOG_OPEN(KMTPSubsystem, KComponent);
+ __FLOG(_L8("ConstructL - Entry"));
+ iPropertyList = CMTPTypeDeleteObjectPropList::NewL();
+ __FLOG(_L8("ConstructL - Exit"));
+ }
+
+TMTPResponseCode CMTPSvcDeleteObjectPropList::CheckRequestL()
+ {
+ __FLOG(_L8("CheckRequestL - Entry"));
+ TMTPResponseCode responseCode = CMTPRequestProcessor::CheckRequestL();
+ if (EMTPRespCodeOK == responseCode)
+ {
+ TUint32 objectHandle = Request().Uint32(TMTPTypeRequest::ERequestParameter1);
+ iReceivedObjectMetaData = CMTPObjectMetaData::NewL();
+ // Check object handle
+ if (objectHandle != KMTPHandleAll)
+ {
+ MMTPObjectMgr& objMgr(iFramework.ObjectMgr());
+ // Check whether object handle is valid
+ if (objMgr.ObjectL(objectHandle, *iReceivedObjectMetaData))
+ {
+ // Check whether the owner of this object is correct service data provider
+ if (iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EDataProviderId) != iFramework.DataProviderId())
+ {
+ responseCode = EMTPRespCodeInvalidObjectHandle;
+ __FLOG(_L8("CheckRequestL - DataProviderId dismatch"));
+ }
+ else
+ {
+ // Check format code
+ TUint16 formatCode = iReceivedObjectMetaData->Uint(CMTPObjectMetaData::EFormatCode);
+ if (!iDataProvider.ObjectHandler(formatCode))
+ {
+ responseCode = EMTPRespCodeInvalidObjectHandle;
+ }
+ }
+ }
+ else
+ {
+ responseCode = EMTPRespCodeInvalidObjectHandle;
+ }
+ }
+ else
+ {
+ iReceivedObjectMetaData->SetUint(CMTPObjectMetaData::EHandle, KMTPHandleAll);
+ }
+ }
+ __FLOG_VA((_L8("CheckRequestL - Exit with responseCode = 0x%04X"), responseCode));
+ return responseCode;
+ }
+
+void CMTPSvcDeleteObjectPropList::ServiceL()
+ {
+ __FLOG(_L8("ServiceL - Entry"));
+ ReceiveDataL(*iPropertyList);
+ __FLOG(_L8("ServiceL - Exit"));
+ }
+
+TBool CMTPSvcDeleteObjectPropList::DoHandleResponsePhaseL()
+ {
+ __FLOG(_L8("DoHandleResponsePhaseL - Entry"));
+ TUint32 parameter(0);
+ TMTPResponseCode responseCode = EMTPRespCodeOK;
+
+ responseCode = DeleteObjectPropListL(*iReceivedObjectMetaData, *iPropertyList, parameter);
+
+ SendResponseL(responseCode, 1, ¶meter);
+ __FLOG_VA((_L8("DeleteObjectPropListL responseCode = 0x%x, failed index = %u"), responseCode, parameter));
+ return EFalse;
+ }
+
+TBool CMTPSvcDeleteObjectPropList::HasDataphase() const
+ {
+ return ETrue;
+ }
+
+TMTPResponseCode CMTPSvcDeleteObjectPropList::DeleteObjectPropListL(CMTPObjectMetaData& aObjectMetaData,
+ const CMTPTypeDeleteObjectPropList& aPropList,
+ TUint32& aParameter)
+ {
+ __FLOG(_L8("DeleteObjectPropList- Entry"));
+ TMTPResponseCode responseCode = EMTPRespCodeOK;
+ TUint handle = aObjectMetaData.Uint(CMTPObjectMetaData::EHandle);
+ MMTPSvcObjectHandler* lastHandler = NULL;
+ TUint errIndex = 0;
+
+ if (handle == KMTPHandleAll)
+ {
+ TUint32 lastHandle = 0;
+ // In this case, all object handles specified in the dataset, can be multiple objects
+ const TUint count(aPropList.NumberOfElements());
+ CMTPObjectMetaData* objectMetaData = CMTPObjectMetaData::NewL();
+ CleanupStack::PushL(objectMetaData);
+ for (TUint i = 0; i < count; i++)
+ {
+ TMTPTypeDataPair& element = aPropList.ElementL(i);
+ TUint32 handle = element.Uint32(TMTPTypeDataPair::EOwnerHandle);
+ // Get object handle every time for multiple objects.
+ if (iFramework.ObjectMgr().ObjectL(handle, *objectMetaData))
+ {
+ TUint16 formatCode = objectMetaData->Uint(CMTPObjectMetaData::EFormatCode);
+ TUint16 propCode = element.Uint16(TMTPTypeDataPair::EDataCode);
+ MMTPSvcObjectHandler* pHandler = iDataProvider.ObjectHandler(formatCode);
+ if (pHandler)
+ {
+ // If the handler is not the last handle, need commit all properties now
+ if (lastHandle != 0 && lastHandler && lastHandle != handle)
+ {
+ // Performance can be improved here
+ TRAPD(err, lastHandler->CommitL());
+ if (KErrNone != err)
+ {
+ lastHandler->RollBack();
+ responseCode = EMTPRespCodeInvalidObjectHandle;
+ aParameter = errIndex;
+ break;
+ }
+ // Record the next segment's first index number
+ errIndex = i;
+ }
+ lastHandler = pHandler;
+ lastHandle = handle;
+ responseCode = pHandler->DeleteObjectPropertyL(*objectMetaData, propCode);
+ }
+ else
+ {
+ responseCode = EMTPRespCodeInvalidObjectHandle;
+ }
+ }
+ else
+ {
+ responseCode = EMTPRespCodeInvalidObjectHandle;
+ }
+ if (responseCode != EMTPRespCodeOK)
+ {
+ aParameter = i;
+ // All properties prior to the failed property will be updated.
+ if (i != errIndex && lastHandler)
+ {
+ TRAPD(err, lastHandler->CommitL());
+ if (KErrNone != err)
+ {
+ lastHandler->RollBack();
+ aParameter = errIndex;
+ }
+ }
+ break;
+ }
+ }
+ CleanupStack::PopAndDestroy(objectMetaData);
+ }
+ else
+ {
+ // The element object handle fields should be either 0x00000000 or match with parameter 1.
+ TUint16 formatCode = aObjectMetaData.Uint(CMTPObjectMetaData::EFormatCode);
+ const TUint count(aPropList.NumberOfElements());
+ for (TUint i = 0; i < count; i++)
+ {
+ TMTPTypeDataPair& element = aPropList.ElementL(i);
+ TUint32 handle = element.Uint32(TMTPTypeDataPair::EOwnerHandle);
+ // Check dataset according to spec
+ if (handle != aObjectMetaData.Uint(CMTPObjectMetaData::EHandle) && handle != KMTPHandleNone)
+ {
+ responseCode = EMTPRespCodeInvalidObjectHandle;
+ }
+ else
+ {
+ TUint16 propCode = element.Uint16(TMTPTypeDataPair::EDataCode);
+ MMTPSvcObjectHandler* pHandler = iDataProvider.ObjectHandler(formatCode);
+ if (pHandler)
+ {
+ responseCode = pHandler->DeleteObjectPropertyL(aObjectMetaData, propCode);
+ if (!lastHandler)
+ {
+ lastHandler = pHandler;
+ }
+ }
+ else
+ {
+ responseCode = EMTPRespCodeInvalidObjectHandle;
+ }
+ }
+ if (responseCode != EMTPRespCodeOK)
+ {
+ aParameter = i;
+ if (i != 0 && lastHandler)
+ {
+ TRAPD(err, lastHandler->CommitL());
+ if (KErrNone != err)
+ {
+ lastHandler->RollBack();
+ aParameter = errIndex;
+ }
+ }
+ break;
+ }
+ }
+ }
+ // Commint for each case
+ if (responseCode == EMTPRespCodeOK && lastHandler)
+ {
+ TRAPD(err, lastHandler->CommitL());
+ if (KErrNone != err)
+ {
+ lastHandler->RollBack();
+ responseCode = EMTPRespCodeInvalidObjectHandle;
+ aParameter = errIndex;
+ }
+ }
+ __FLOG_VA((_L8("DeleteObjectPropList - Exit with responseCode = 0x%04X"), responseCode));
+ return responseCode;
+ }