mtpdataproviders/mtpimagedp/src/cmtpimagedpgetobjectreferences.cpp
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     1 // Copyright (c) 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 <mtp/cmtptypearray.h>
       
    17 #include <mtp/mmtpdataproviderframework.h>
       
    18 #include <mtp/tmtptyperequest.h>
       
    19 #include <mtp/cmtpobjectmetadata.h>
       
    20 #include <mtp/mmtpreferencemgr.h>
       
    21 
       
    22 #include "cmtpimagedpgetobjectreferences.h"
       
    23 #include "mtpimagedputilits.h"
       
    24 #include "cmtpimagedp.h"
       
    25 
       
    26 __FLOG_STMT(_LIT8(KComponent,"GetObjectReferences");)
       
    27 
       
    28 /**
       
    29 Two-phase construction method
       
    30 @param aPlugin The data provider plugin
       
    31 @param aFramework The data provider framework
       
    32 @param aConnection The connection from which the request comes
       
    33 @return a pointer to the created request processor object
       
    34 */    
       
    35 MMTPRequestProcessor* CMTPImageDpGetObjectReferences::NewL(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection, CMTPImageDataProvider& /*aDataProvider*/)
       
    36     {
       
    37     CMTPImageDpGetObjectReferences* self = new (ELeave) CMTPImageDpGetObjectReferences(aFramework, aConnection);
       
    38     CleanupStack::PushL(self);
       
    39     self->ConstructL();
       
    40     CleanupStack::Pop(self);    
       
    41     return self;
       
    42     }
       
    43 
       
    44 /**
       
    45 Destructor
       
    46 */    
       
    47 CMTPImageDpGetObjectReferences::~CMTPImageDpGetObjectReferences()
       
    48     {
       
    49     __FLOG(_L8(">> CMTPImageDpGetObjectReferences::~CMTPImageDpGetObjectReferences"));
       
    50     delete iReferences;
       
    51     __FLOG(_L8("<< CMTPImageDpGetObjectReferences::~CMTPImageDpGetObjectReferences"));
       
    52     __FLOG_CLOSE;
       
    53     }
       
    54 
       
    55 /**
       
    56 Standard c++ constructor
       
    57 */    
       
    58 CMTPImageDpGetObjectReferences::CMTPImageDpGetObjectReferences(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection)
       
    59     :CMTPRequestProcessor(aFramework, aConnection, 0, NULL)
       
    60     {
       
    61     }
       
    62 
       
    63 /**
       
    64 Second phase constructor
       
    65 */
       
    66 void CMTPImageDpGetObjectReferences::ConstructL()
       
    67     {
       
    68     __FLOG_OPEN(KMTPSubsystem, KComponent);
       
    69     __FLOG(_L8(">> CMTPImageDpGetObjectReferences::ConstructL"));
       
    70     __FLOG(_L8("<< CMTPImageDpGetObjectReferences::ConstructL"));
       
    71     }
       
    72 
       
    73 TMTPResponseCode CMTPImageDpGetObjectReferences::CheckRequestL()
       
    74     {
       
    75     __FLOG(_L8(">> CMTPImageDpGetObjectReferences::CheckRequestL"));
       
    76     
       
    77     TUint32 objectHandle = Request().Uint32(TMTPTypeRequest::ERequestParameter1);
       
    78     CMTPObjectMetaData* objectInfo = CMTPObjectMetaData::NewLC();    
       
    79     TMTPResponseCode responseCode = MTPImageDpUtilits::VerifyObjectHandleL(iFramework, objectHandle, *objectInfo);      
       
    80     CleanupStack::PopAndDestroy(objectInfo);
       
    81     
       
    82     __FLOG_VA((_L8("CheckRequestL - Exit with responseCode = 0x%04X"), responseCode));
       
    83     __FLOG(_L8("<< CMTPImageDpGetObjectReferences::CheckRequestL"));
       
    84     return responseCode;
       
    85     }
       
    86 
       
    87 /**
       
    88 GetReferences request handler
       
    89 */    
       
    90 void CMTPImageDpGetObjectReferences::ServiceL()
       
    91     {
       
    92     __FLOG(_L8(">> CMTPImageDpCopyObject::ServiceL"));
       
    93     
       
    94     TUint32 objectHandle = Request().Uint32(TMTPTypeRequest::ERequestParameter1);
       
    95     MMTPReferenceMgr& referenceMgr = iFramework.ReferenceMgr();
       
    96     delete iReferences;
       
    97     iReferences = NULL;
       
    98     iReferences = referenceMgr.ReferencesLC(TMTPTypeUint32(objectHandle));
       
    99     CleanupStack::Pop(iReferences);
       
   100     SendDataL(*iReferences);
       
   101     __FLOG(_L8("<< CMTPImageDpCopyObject::ServiceL"));
       
   102     }
       
   103 
       
   104