author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 17 Dec 2009 09:20:16 +0200 | |
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/* |
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* Copyright (c) 2006 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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#ifndef __OOMHANDLER_H__ |
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#define __OOMHANDLER_H__ |
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#include <e32def.h> |
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#include "MemoryManager.h" |
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namespace WebCore { |
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/* |
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* This handles collecting memory when OOM occurs, by clearing the cache. |
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* The StopScheduler has two collection modes, low and middle priority. |
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* When memory is at a certain threshold, all collectors low and above are called. |
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* When memory is at a critical threshold, all collectors middle and above are called. |
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* We want the cache to always clear whenever OOM happens so this collector's |
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* priority is high. |
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*/ |
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class OOMHandler : public MMemoryCollector |
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{ |
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public: |
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OOMHandler(); |
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virtual ~OOMHandler(); |
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// from collector |
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TUint Collect(TUint aRequired); |
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void Restore(); |
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TOOMPriority Priority() { return EOOM_PriorityHigh; } |
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}; |
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} |
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#endif // END OF FILE |