/*
* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of the License "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: A class to help track memory leaks.
*
*/
#include <leaktracker.h>
#include "Logger.h"
// Globals
#ifdef TRACK_LEAKS
CLeakTracker* gLeakTracker = NULL;
// -----------------------------------------------------------------------------
// CLeakTracker::NewL
//
// Two-phased constructor.
// -----------------------------------------------------------------------------
//
CLeakTracker* CLeakTracker::NewL(const TDesC& aSource)
{
CLeakTracker* self = new (ELeave) CLeakTracker();
CleanupStack::PushL(self);
self->ConstructL(aSource);
CleanupStack::Pop();
return self;
}
// -----------------------------------------------------------------------------
// CLeakTracker::CLeakTracker
// C++ default constructor can NOT contain any code, that
// might leave.
// -----------------------------------------------------------------------------
//
CLeakTracker::CLeakTracker():
iValues(40)
{
}
// -----------------------------------------------------------------------------
// CLeakTracker::ConstructL
// Symbian 2nd phase constructor can leave.
// -----------------------------------------------------------------------------
//
void CLeakTracker::ConstructL(const TDesC& aSource)
{
//++pK : Added if condition checking for NULL
if ( iSource != NULL )
{
iSource = aSource.AllocL();
}
}
// -----------------------------------------------------------------------------
// CLeakTracker::~CLeakTracker
// Deconstructor.
// -----------------------------------------------------------------------------
//
CLeakTracker::~CLeakTracker()
{
TBool foundLeak = EFalse;
if( iSource != NULL )
{
// Report leaks.
TPtrC source(*iSource);
if( iValues != NULL)
{
for (TInt i = 0; i < iValues.Count(); i++)
{
if (iValues[i].value != 0)
{
FEED_LOG3(_L("Feeds"), _L("Feeds_Leaks.log"),
EFileLoggingModeAppend, _L("%S: Leak[%d]: %d"), &source,
iValues[i].valueId, iValues[i].value);
foundLeak = ETrue;
}
}
// Free the array.
iValues.Close();
}
gLeakTracker = NULL;
if (!foundLeak)
{
FEED_LOG1(_L("Feeds"), _L("Feeds_Leaks.log"),
EFileLoggingModeAppend, _L("%S; No leaks found!!!"), &source);
}
delete iSource;
}
}
// -----------------------------------------------------------------------------
// CLeakTracker::Increment
//
// Increments the ref-count on the given class type
// -----------------------------------------------------------------------------
//
void CLeakTracker::Increment(TInstType aType)
{
LeakTracker_Value newValue;
if (gLeakTracker == NULL)
{
return;
}
// Find the value-id
for (TInt i = 0; i < iValues.Count(); i++)
{
if (iValues[i].valueId == aType)
{
iValues[i].value++;
return;
}
}
// The type wasn't found so append a new entry.
newValue.valueId = aType;
newValue.value = 1;
iValues.Append(newValue);
// Ignore errors.
}
// -----------------------------------------------------------------------------
// CLeakTracker::Decrement
//
// Decrements the ref-count on the given class type
// -----------------------------------------------------------------------------
//
void CLeakTracker::Decrement(TInstType aType)
{
if (gLeakTracker == NULL)
{
return;
}
// Find the value-id
for (TInt i = 0; i < iValues.Count(); i++)
{
if (iValues[i].valueId == aType)
{
iValues[i].value--;
return;
}
}
}
#endif