author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 19 Mar 2010 09:52:28 +0200 | |
changeset 65 | 5bfc169077b2 |
parent 37 | cb62a4f66ebe |
child 94 | 919f36ff910f |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2005 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 the License "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: A class to help track memory leaks. |
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* |
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*/ |
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#include "LeakTracker.h" |
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#include "Logger.h" |
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// Globals |
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#ifdef TRACK_LEAKS |
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CLeakTracker* gLeakTracker = NULL; |
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// ----------------------------------------------------------------------------- |
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// CLeakTracker::NewL |
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// |
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// Two-phased constructor. |
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// ----------------------------------------------------------------------------- |
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// |
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CLeakTracker* CLeakTracker::NewL(const TDesC& aSource) |
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{ |
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CLeakTracker* self = new (ELeave) CLeakTracker(); |
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CleanupStack::PushL(self); |
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self->ConstructL(aSource); |
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CleanupStack::Pop(); |
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return self; |
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} |
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// ----------------------------------------------------------------------------- |
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// CLeakTracker::CLeakTracker |
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// C++ default constructor can NOT contain any code, that |
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// might leave. |
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// ----------------------------------------------------------------------------- |
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// |
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CLeakTracker::CLeakTracker(): |
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iValues(40) |
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{ |
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} |
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// ----------------------------------------------------------------------------- |
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// CLeakTracker::ConstructL |
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// Symbian 2nd phase constructor can leave. |
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// ----------------------------------------------------------------------------- |
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// |
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void CLeakTracker::ConstructL(const TDesC& aSource) |
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{ |
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//++pK : Added if condition checking for NULL |
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if ( iSource != NULL ) |
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{ |
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iSource = aSource.AllocL(); |
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} |
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} |
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// ----------------------------------------------------------------------------- |
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// CLeakTracker::~CLeakTracker |
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// Deconstructor. |
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// ----------------------------------------------------------------------------- |
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// |
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CLeakTracker::~CLeakTracker() |
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{ |
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TBool foundLeak = EFalse; |
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if( iSource != NULL ) |
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{ |
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// Report leaks. |
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TPtrC source(*iSource); |
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if( iValues != NULL) |
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{ |
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for (TInt i = 0; i < iValues.Count(); i++) |
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{ |
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if (iValues[i].value != 0) |
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{ |
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FEED_LOG3(_L("Feeds"), _L("Feeds_Leaks.log"), |
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EFileLoggingModeAppend, _L("%S: Leak[%d]: %d"), &source, |
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iValues[i].valueId, iValues[i].value); |
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foundLeak = ETrue; |
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} |
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} |
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// Free the array. |
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iValues.Close(); |
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} |
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gLeakTracker = NULL; |
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if (!foundLeak) |
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{ |
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FEED_LOG1(_L("Feeds"), _L("Feeds_Leaks.log"), |
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EFileLoggingModeAppend, _L("%S; No leaks found!!!"), &source); |
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} |
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delete iSource; |
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} |
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} |
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// ----------------------------------------------------------------------------- |
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// CLeakTracker::Increment |
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// |
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// Increments the ref-count on the given class type |
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// ----------------------------------------------------------------------------- |
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// |
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void CLeakTracker::Increment(TInstType aType) |
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{ |
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LeakTracker_Value newValue; |
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if (gLeakTracker == NULL) |
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{ |
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return; |
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} |
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// Find the value-id |
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for (TInt i = 0; i < iValues.Count(); i++) |
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{ |
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if (iValues[i].valueId == aType) |
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{ |
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iValues[i].value++; |
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return; |
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} |
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} |
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// The type wasn't found so append a new entry. |
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newValue.valueId = aType; |
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newValue.value = 1; |
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iValues.Append(newValue); |
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// Ignore errors. |
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} |
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// ----------------------------------------------------------------------------- |
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// CLeakTracker::Decrement |
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// |
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// Decrements the ref-count on the given class type |
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// ----------------------------------------------------------------------------- |
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// |
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void CLeakTracker::Decrement(TInstType aType) |
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{ |
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if (gLeakTracker == NULL) |
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{ |
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return; |
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} |
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// Find the value-id |
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for (TInt i = 0; i < iValues.Count(); i++) |
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{ |
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if (iValues[i].valueId == aType) |
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{ |
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iValues[i].value--; |
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return; |
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} |
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} |
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} |
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#endif |